Class 150 Flange manufacturer | ANSI 150 WNRF/Slip On Flange Dimension

Table Of Content:

ASA 150 Flange Specification
Class 150 Blind Flange Price
ANSI B16.5 Class 150 Slip-on Flange Price
ASME 150 Weld Neck Flange Price
Types of Class 150 Flange
ANSI B16.5 Class 150 Flange Dimensions In MM
ANSI B16.5 Class 150 Slip On Flange Dimensions
Welding Neck Flange ASME B16 5 Class 150 Dimensions
ASME B16 5 RF Flange Dimensions
ASME B16.5 Class 150 Socket Weld Flange Dimensions
ANSI 150 LBS Lap Joint Flange Dimensions
ASME 150 LBS Spectacle Blind Flange Dimensions
ANSI 150 Threaded Flange Dimensions
ASME CL150 Forged Flange Dimensions
ANSI B16.5 Class 150 Plate Flange Dimensions
ASME B16.5 Class 150 Long Weld Neck Flange Dimensions
ANSI 150 Bleed or Drip Ring Dimensions
ASME 150 Spades and Ring Spacers Dimensions
ANSI Class 150 Studding Outlet Dimensions
ASME Class 150 Flat Face Flange Dimensions
Class 150 RTJ Flange Dimensions
Thickness of class 150 flange

Refer ASME 150 RF Welding Neck Flange (WNRF) and ANSI 150 Slip On Flange Dimension

ASA 150 Flange Specification

Most Selling Size :

NPS: ½” to 48″

Available Thk :

SCH 160/ 180
SCH 120/ 140
SCH 60/ 80/ 100
SCH 10/ 20/ 40

Manufacturing Technique :

Threaded
Forged
Plate

Forging Methods :

Rolling
Cutting
Casting
Forging

Pressure :

Class 1500, 2500
Class 600, 900
Class 300, 400
Class 125, 150

Standard :

ASME B16.5 : 1/2″ To 24″
ASME B16.36 : 2″ To 24″
ASME B16.47 : 24″ To 60″
ASME B16.48 : 2″ To 24″

Process :

Material selection & cutting
Shaping
Heat treatment & forming
Forging & machining
Surface finish
Inspection
Quality control

Classification :

SORF
LWNRF
JRF
SWRF
BLRF
WNRF
THRF

Number :

4 To 48

Testing :

Impact test
Material inspection
Hardness test
Tensile test
Visual inspection
PMI test

Threads :

BSPP (Male & female)
MNPT (Male)
MPT/ BSPT (Female)
NPT/ BSP/ FPT

Resistance :

Organic Acid
Nitric Acid
Alkalies and Salts
Hydrochloric Acid
Sulfuric Acid
Phosphoric Acid

Faces Types :

RF face (Raised)
FF face (Plain or flat)
RTJ face (Ring type joint)
M&F face (Male & female)

Surface Treatment Type :

Cold water finish
Concentric serrated
Serrated & smooth finish
Spiral serrated
Mirror finish
Stock finish

Types Of Packaging :

Wooden case
Carton box
Plastic bag

Types Of Connection :

Welding
Threaded

Logistics Way :

Saudi Arabia = 7 to 8 day
UAE = 6 to 7 day
Qatar = 7 day
By Air
By Sea

Services :

Drilling/ Electroplating
Threading/ Forging
Beveling end/ Polishing
CNC machined/ Casting
Sand Blasting/ Rolling

Available Material:

Carbon steel
Nickel alloy
Titanium
Copper nickel
Alloy steel
Stainless steel

For More Information Please Contact US

Price stability can be seen in Class 150 Flange manufacturer in India
Welding Neck Flange ASME B16.5 Class 150 have high corrosion resistance, particularly to stress corrosion cracking
Very little or no maintenance material
Class 150 Forged Flanges are suitable for harsh conditions.
Buy from Class 150 Flange manufacturer in India for factory price
A largest Manufacturer, Source, Stock, Stockholder, Traders, Wholesaler, Distributor, Suppliers, Dealer, Distributor, Importer, Exporter, Fabricator & Stockist in Asia & Middle East.

The benefit of purchasing ASME CL150 Blind Flange and ANSI B16.5 Class 150 Weld Neck Flange directly from manufacturers is the low cost and large selection of ANSI 150 LBS Loose Flange which save your time

Class 150 Blind Flange Price

Size	Weight	Price In US$ (Dollar) per unit	Price In Dirham (AED) per unit
15mm	0.49	US $1.92	7.05
20mm	0.66	US $2.52	9.26
25mm	0.99	US $2.99	10.98
32mm	1.29	US $2.82	10.36
40mm	1.70	US $3.27	12.01
50mm	2.77	US $4.94	18.14
65mm	4.22	US $6.76	24.83
100mm	7.78	US $12.65	46.46
125mm	9.20	US $15.49	56.89
200mm	20.92	US $32.81	120.51
300mm	45.89	US $72.99	268.09
400mm	80.97	US $114.91	422.07
500mm	129.55	US $204.932	752.72
600mm	197.65	US $316.712	1163.29

ANSI B16.5 Class 150 Slip-on Flange Price

Size	Price In US$ (Dollar) per unit	Price In Dirham (AED) per unit
15mm	US$ 1.69	6.21
20mm	US$ 1.99	7.31
25mm	US$ 2.26	8.30
32mm	US$ 3.29	12.08
40mm	US$ 3.48	12.78
50mm	US$ 4.55	16.71
65mm	US$ 8.37	30.74
100mm	US$ 12.05	44.26
125mm	US$ 16.12	59.21
200mm	US$ 29.82	109.53
300mm	US$ 71.99	264.42
400mm	US$ 158.09	580.67
500mm	US$ 225.819	829.44

ASME 150 Weld Neck Flange Price

Size	Schedule	Price In US$ (Dollar) per unit	Price In Dirham (AED) per unit
10"	SCH 80	US $34.4	126.35
3"	SCH 80	US $6.8	24.98
1"	SCH 80	US $1.12	4.11
10"	SCH 80	US $34.7	127.45
6"	SCH 80	US $16.2	59.50
3"	SCH 80	US $6.8	24.98
2"	SCH 80	US $3.8	13.96
3"	SCH 80	US $6.8	24.98
2"	SCH 80	US $3.9	14.32
14"	SCH 80	US $73.7	270.70
3"	SCH 80	US $6.7	24.61
2"	SCH 80	US $3.15	11.57

Types Of Class 150 Flange

ASME CL150 Blind Flanges

ANSI 150 Slip On Flanges

Welding Neck Flange ASME B16.5 Class 150

ANSI B16.5 Class 150 Socket Weld Flanges

ASME B16.5 Class 150 Plate Flanges

ASME 150 Lap Joint Flanges

ANSI 150 LBS Threaded Flanges

ASME 150 LBS Orifice Flanges

ASME Class 150 Spectacle Blind Flanges

ANSI Class 150 RTJ Flanges

ASME 150lb Raised Face Flanges

150# Reducing Flanges

ASME B16.5 Class 150 Welding Neck Flanges

150LB Square Flanges

ANSI 150 Flat Flanges

ASME CL150 Anchor Flanges

ANSI 150 Large Diameter Flanges

Class 150 High Hub Blind Flanges

Class 150 Flange Raised Face

Class 150 Rtj Flange

Class 150 Reducing Flange

ANSI Class 150 RF Flange

Class 150 Pipe Flange

Class 150 Plate Flange

Class 150 Aluminum Flange

Class 150 Stainless Steel Flange

Class 150 Carbon Steel Flange

Class 150 Alloy Steel Flange

Asa Class 150 Flange

Asme Class 150 Flat Face Flange

Class 150 Sorf Flange

Gi Flange Class 150

ASME Class 150 Lap Joint Flange

22 Nps Ansi 16.5 Class 150 Lapped Flange

Loose Flange Class 150

Class 150 Forged Flange

ANSI B16.5 Class 150 Flange Dimensions In MM

Normal pipe size	Outside dia. of flange	Minimum thickness of flange	Overall Length			Bolt Circle	No. and Size of Holes		O.D. of raised face
Normal pipe size	Outside dia. of flange	Minimum thickness of flange	Welding neck	Slip-on & socket welding	Lap Joint	Bolt Circle	No. and Size of Holes		O.D. of raised face
	O	Q	Y			Diam.	No.	dia.	R
1/2	89	11.2	47.6	15.9	15.9	60.5	4	15	35
3/4	117	15.9	57.2	25.4	25.4	82.5	4	15	43
1	108	14.3	55.6	17.5	17.5	79.5	4	15	51
1.1/4	117	15.9	57.2	20.6	20.6	89.0	4	15	64
1.1/2	127	17.5	61.9	22.2	22.2	98.5	4	15	73
2	152	19.1	63.5	25.4	25.4	120.5	4	19	92
2.1/2	178	22.3	69.8	28.6	28.6	139.5	4	19	105
3	190	23.9	69.8	30.2	30.2	152.5	4	19	127
3.1/2	216	23.9	71.4	31.8	31.8	178.0	8	19	140
4	229	23.9	86.2	33.3	33.3	190.5	8	19	157
5	254	23.9	88.9	36.5	36.5	216.0	8	22	186
6	279	25.4	88.9	39.7	39.7	241.5	8	22	216
8	343	28.6	101.6	44.4	44.4	298.5	8	22	270
10	406	30.2	101.6	49.2	49.2	362.0	12	25	324
12	483	31.8	114.3	55.6	55.6	432.0	12	25	381
14	533	35.0	127.0	57.2	79.4	476.0	12	29	413
16	597	36.6	127.0	63.5	87.3	539.5	16	29	470
18	635	39.7	139.7	68.3	96.8	578.0	16	32	533
20	698	42.9	144.5	73.0	103.2	635.0	20	32	584
24	813	47.7	152.4	82.6	111.1	749.5	20	35	692

ANSI B16.5 Class 150 Slip On Flange Dimensions

Normal Size Of Steel Pipe	Inner Diameter	Outer Daimeter	SORF Circle Bolt (B.C.)	Raised	Raised Face Of SORF	SORF Hight (H)	Wall Thickness Of (RF) Raised Face	(T1)	Thickness2 (Flat Face)	SORF Bolts Holes	Number Of SORF Flanges Bolt Hole
1/2	0.88	3.50	2.38	1.38	.063	1.19	.62	.38	.56	.62	4
3/4	1.09	3.88	2.75	1.69	.063	1.50	.62	.44	.56	.62	4
1	1.36	4.25	3.12	2.00	.063	1.94	.69	.50	.63	.62	4
1-1/4	1.70	4.62	3.50	2.50	.063	2.31	.81	.56	.75	.62	4
1-1/2	1.97	5.00	3.88	2.88	.063	2.56	.88	.62	.82	.62	4
2	2.44	6.00	4.75	3.62	.063	3.06	1.00	.69	.94	.75	4
2-1/2	2.94	7.00	5.50	4.12	.063	3.56	1.12	.82	1.06	.75	4
3	3.57	7.50	6.00	5.00	.063	4.25	1.19	.88	1.13	.75	4
3-1/2	4.07	8.50	7.00	5.50	.063	4.81	1.25	.88	1.19	.75	8
4	4.57	9.00	7.50	6.19	.063	5.31	1.31	.88	1.25	.75	8
5	5.66	10.00	8.50	7.31	.063	6.44	1.44	.88	1.38	.88	8
6	6.72	11.00	9.50	8.50	.063	7.56	1.56	.94	1.50	.88	8
8	8.72	13.50	11.75	10.62	.063	9.69	1.75	1.06	1.69	.88	8
10	10.88	16.00	14.25	12.75	.063	12.00	1.94	1.13	1.88	1.00	12
12	12.88	19.00	17.00	15.00	.063	14.38	2.19	1.19	2.13	1.00	12
14	14.14	21.00	18.75	16.25	.063	15.75	2.25	1.32	2.19	1.12	12
16	16.16	23.50	21.25	18.50	.063	18.00	2.50	1.38	2.44	1.12	16
18	18.18	25.00	22.75	21.00	.063	19.88	2.69	1.50	2.63	1.25	16
20	20.20	27.50	25.00	23.00	.063	22.00	2.88	1.63	2.83	1.25	20
22	22.22	29.50	27.25	25.25	.063	24.25	3.13	1.75	3.07	1.38	20
24	24.25	32.00	29.50	27.25	.063	26.12	3.25	1.82	3.19	1.38	20

Welding Neck Flange ASME B16 5 Class 150 Dimensions

Normal Size Of Steel Pipe in Inch	NPS (Normal Pipe Size) Size in Millimeter	O.D.	Wall Thickness	Hub Outer Diameter	Weld Neck Outer Diameter	ASME B16.5 WNRF Length	WNRF Bore Daimeter	Raised Face Diameter	Height Of Raised Face	PCD	Face Of WNRF
-	-	(A)	(B)	(C)	(D)	(E)	(F)	(G)	(H)	(I)	(J)
1/2	15	90	9.6	30	21.3	46	-	34.9	2	60.3	1.6
3/4	20	100	11.2	38	26.7	51		42.9	2	69.9	1.6
1	25	110	12.7	49	33.4	54		50.8	2	79.4	1.6
1 1/4	32	115	14.3	59	42.2	56		63.5	2	88.9	1.6
1 1/2	40	125	15.9	65	48.3	60		73	2	98.4	1.6
2	50	150	17.5	78	60.3	62		92.1	2	120.7	1.6
2 1/2	65	180	20.7	90	73	68		104.8	2	139.7	1.6
3	80	190	22.3	108	88.9	68		127	2	152.4	1.6
3 1/2	90	215	22.3	122	101.6	70		139.7	2	177.8	1.6
4	100	230	22.3	135	114.3	75		157.2	2	190.5	1.6
5	125	255	22.3	164	141.3	87		185.7	2	215.9	1.6
6	150	280	23.9	192	168.3	87		215.9	2	241.3	1.6
8	200	345	27	246	219.1	100		269.9	2	298.5	1.6
10	250	405	28.6	305	273	100		323.8	2	362	1.6
12	300	485	30.2	365	323.8	113		381	2	431.8	1.6
14	350	535	33.4	400	355.6	125		412.8	2	476.3	1.6
16	400	595	35	457	406.4	125		469.9	2	539.8	1.6
18	450	635	38.1	505	457.2	138		533.4	2	577.9	1.6
20	500	700	41.3	559	508	143		584.2	2	635	1.6
24	600	815	46.1	663	610	151		692.2	2	749.3	1.6

ASME B16 5 RF Flange Dimensions

ASME/ANSI	Normal Pipe Size	Outside Diameter	Outside Diameter	Wall Thickness	Dia.	Dia.	Number	Dia.
ASME/ANSI	Normal Pipe Size	Dia.	Dia. Of	OF Flanges	OF Bolts	OF Bolts	Number	Dia.
Class / LB/ #	Size Of Pipe	Dia.	Dia. Of	OF Flanges	OF Bolts	OF Bolts	OF Bolts	OF Bolts
Class / LB/ #	Size Of Pipe	OF Flanges	(RF)	TTf	(Circle)	Holes	OF Bolts	OF Bolts
		OF Flanges	(RF)	TTf	(Circle)	Holes
	3/4	3.88	1.69	0.44	2.75	0.62	4	0.50
	1	4.25	2.00	0.50	3.12	0.62	4	0.50
	1 1/2	5.00	2.88	0.62	3.88	0.62	4	0.50
	2	6.00	3.62	0.69	4.75	0.75	4	0.62
	3	7.50	5.00	0.88	6.00	0.75	4	0.62
	4	9.99	6.19	0.88	7.50	0.75	8	0.62
Class 150 RF	6	11.00	8.50	0.94	9.50	0.88	8	0.75
Class 150 RF	8	13.50	10.62	1.06	11.75	0.88	8	0.75
	10	16.00	12.75	1.12	14.25	1.00	12	0.87
	12	19.00	15.00	1.19	17.00	1.00	12	0.87
	14	21.00	16.25	1.31	18.75	1.12	12	1.00
	16	23.50	18.50	1.38	21.25	1.12	16	1.00
	18	25.00	21.00	1.50	22.75	1.25	16	1.12
	20	27.50	23.99	1.62	25.00	1.25	20	1.12
	24	32.00	27.25	1.82	29.50	1.38	20	1.25
	3/4	4.62	1.69	0.56	3.25	0.75	4	0.62
	1	4.88	2.00	0.62	3.50	0.75	4	0.62
	1 1/2	6.12	2.88	0.75	4.25	0.88	4	0.75
	2	6.50	3.62	0.81	5.00	0.75	8	0.62
	3	8.25	5.00	1.06	6.62	0.88	8	0.75
	4	10.00	6.19	1.19	7.88	0.88	8	0.75

Exporter of ASME 150 Socket Weld Flange and ANSI 150 LBS Orifice Flanges with Final visual inspection & MTR

ASME B16.5 Class 150 Socket Weld Flange Dimensions

NPS Of SWRF	Outer Diameter	Diameter of RF	Minimum Thickness	Hub Diameter	Through Hub Length	Bore Diameter	Socket Depth	Bolt Circle Diameter	Bolt Holes Diameter	Flanges Bolt Number	Weight In Kilogram	-
(NPS)	(O)	(R)	(tf)	(X)	(Y)	(B1)	(B2)	(D)	(W)	(I)	(n)	(-)
1/2	90	34.9	9.6	30	14	22.2	15.8	10	60.3	15.9	4	0.42
3/4	100	42.9	11.2	38	14	27.7	20.9	11	69.9	15.9	4	0.60
1	110	50.8	12.7	49	16	34.5	26.6	13	79.4	15.9	4	0.83
1 1/4	115	63.5	14.3	59	19	43.2	35.1	14	88.9	15.9	4	1.01
1 1/2	125	73.0	15.9	65	21	49.5	40.9	16	98.4	15.9	4	1.32
2	150	92.1	17.5	78	24	61.9	52.5	17	120.7	19.1	4	2.07
2 1/2	180	104.8	20.7	90	27	74.6	62.7	19	139.7	19.1	4	3.51
3	190	127.0	22.3	108	29	90.7	77.9	21	152.4	19.1	4	4.01

Manufacturer of ASME 150 LBS Lap Joint Flange and ANSI 150 Spectacle Blind Flange Material in specific roughness and various Surface Finish

ANSI 150 LBS Lap Joint Flange Dimensions

Normal Size Of Steel Pipe In Inch	Normal Size Of Steel Pipe in MM	O.D.	(WT)	Lapped Thickness	Inner Daimeter	PCD	Lapped Thickness	Lap Joint Radius	LJ Bolts Number	Bolts Size In UNC	Length Of Machine Bolt	Length Of (RF) Stud	Lap Joint Flange Bolts Hole Size	ISO Stud Size	Weight In Kilogram (KG)
		A	B	C	D	E	G
1/2	15	90	30	16	22.9	60.3	11.2	3	4	1/2	50	55	5/8	M14	0.8
3/4	20	100	38	16	28.2	69.9	12.7	3	4	1/2	50	65	5/8	M14	0.9
1	25	110	49	17	34.9	79.4	14.3	3	4	1/2	55	65	5/8	M14	0.9
1 1/4	32	115	59	21	43.7	88.9	15.9	5	4	1/2	55	70	5/8	M14	1.4
1 1/2	40	125	65	22	50	98.4	17.5	6	4	1/2	65	70	5/8	M14	1.4
2	50	150	78	25	62.5	120.7	19.1	8	4	5/8	70	85	3/4	M16	2.3
2 1/2	65	180	90	29	75.4	139.7	22.3	8	4	5/8	75	90	3/4	M16	3.2
3	80	190	108	30	91.4	152.4	23.9	10	4	5/8	75	90	3/4	M16	3.7
3 1/2	90	215	122	32	104.1	177.8	23.9	11	8	5/8	75	90	3/4	M16	5
4	100	230	135	33	116.8	190.5	23.9	11	8	5/8	75	90	3/4	M16	5.9
5	125	255	164	36	144.4	215.9	23.9	11	8	3/4	85	95	7/8	M20	6.8
6	150	280	192	40	171.4	241.3	25.4	13	8	3/4	85	100	7/8	M20	8.6
8	200	345	246	44	222.2	298.5	28.6	13	8	3/4	90	110	7/8	M20	13.7
10	250	405	305	49	277.4	362	30.2	13	12	7/8	100	115	1	M24	19.5
12	300	485	365	56	328.2	431.8	31.8	13	12	7/8	100	120	1	M24	29
14	350	535	400	79	360.2	476.3	35	13	12	1	115	135	1 1/8	M27	41
16	400	595	457	87	411.2	539.8	36.6	13	16	1	115	135	1 1/8	M27	54
18	450	635	505	97	462.3	577.9	39.7	13	16	1 1/8	125	145	1 1/4	M30	59
20	500	700	559	103	514.4	635	42.9	13	20	1 1/8	140	160	1 1/4	M30	75
24	600	815	663	111	616	749.3	47.9	13	20	1 1/4	150	170	1 3/8	M33	100

ASME 150 LBS Spectacle Blind Flange Dimensions

Size in (Inch)	Size in (Millmeter)	Internal Diameter	Outer Diameter	Center to Center	Thickness	Width Of Web	Web Thickness	Diameter Of Hole	Weight in Kg Of Spec. Blind	Weight in kg Of Paddle Blank	Weight in kg Of Paddle Spacer Blank
1/2	15	16	45	60	3	38	2	15.875	0.07	0.03	0.03
3/4	20	21	54	70	3	38	2	15.875	0.1	0.05	0.04
1	25	27	64	80	3	38	2	15.875	0.14	0.07	0.06
1 1/4	32	42	73	90	6.4	38	4	15.875	0.35	0.21	0.14
1 1/2	40	48	83	100	6.4	38	4	15.875	0.46	0.27	0.18
2	50	61	102	120	6.4	51	4	19.05	0.68	0.41	0.26
2 1/2	65	73	107	140	6.4	51	4	19.05	0.7	0.46	0.24
3	80	89	133	150	6.4	64	4	19.05	1.1	0.71	0.39
3 1/2	90	102	159	175	9.7	64	5	19.05	2.44	1.54	0.9
4	100	114	172	190	9.7	64	5	19.05	2.81	1.8	1.01
5	130	141	194	215	9.7	76	5	22.225	3.37	2.29	1.08
6	150	168	219	240	12.7	76	7	22.225	5.39	3.82	1.57
8	200	219	276	300	12.7	76	10	22.225	8.32	6.07	2.25
10	250	273	337	360	15.7	102	12	25.4	15.04	11.19	3.84
12	300	324	406	430	19.1	102	15	25.4	26.95	19.77	7.18
14	350	356	448	475	19.1	108	15	28.575	32.94	24.07	8.87
16	400	406	511	540	22.4	108	17	28.575	50.27	36.73	13.54
18	450	457	546	580	25.4	114	20	31.75	61.79	47.55	14.23
20	500	508	603	635	28.4	121	22	31.75	83.67	64.85	18.82
24	600	610	714	750	31.8	140	24	34.925	129.3	101.8	27.49

Manufacturer of ASME CL150 Threaded Flange and ANSI 150 Long Weld Neck Flange in Female, Groove, Flat, RTJ, RJ, Male, Tongue, Raised face

ANSI 150 Threaded Flange Dimensions

Size Of Bore	(D) Diameter	WT Of(E)	(F) Diameter	(B) Diameter	Height	Nbr	Bolts Holes	(C)Diameter
1/2	90	9.6	35.05	30	14	4	15.87	60.3
3/4	100	11.2	42.92	38	14	4	15.87	69.9
1	110	12.7	50.80	49	16	4	15.87	79.4
1 1/4	115	14.3	63.50	59	19	4	15.87	88.9
1 1/2	125	15.9	73.15	65	21	4	15.87	98.4
2	150	17.5	91.94	78	24	4	19.05	120.7
2 1/2	180	20.7	104.65	90	27	4	19.05	139.7
3	190	22.3	127.00	108	29	4	19.05	152.4
3 1/2	215	22.3	139.70	122	30	8	19.05	177.8
4	230	22.3	157.22	135	32	8	19.05	190.5
5	255	22.3	185.67	164	35	8	22.22	215.9
6	280	23.9	215.90	192	38	8	22.22	241.3
8	345	27.0	269.75	246	43	8	22.22	298.5
10	405	28.6	323.85	305	48	12	25.40	362.0
12	485	30.2	381.00	365	54	12	25.40	431.8
14	535	33.4	412.75	400	56	12	28.57	476.3
16	595	35.0	469.90	457	62	16	28.57	539.8
18	635	38.1	533.40	505	67	16	31.75	577.9
20	700	41.3	584.20	559	71	20	31.75	635.0
24	815	46.1	692.15	663	81	20	34.92	749.3

ASME CL150 Forged Flange Dimensions

Normal Pipe Size	(O.D.) For Outer Dia.	Min. (WT) (T)	Diameter Of (RF) (R)	Bolt Hole No.	Holes Dia.	B.C.	(SORF) Bore (I.D.) (SO.B)	(WNRF) Bore (I.D.) (WN.B)	Dia. Of Hub Base (H.B.)	Dia. of Hub Top (H.T.)	Slip On Length (S.L.)	Weld Neck Length (W.L.)
¹⁄₂	3.50	0.38	1.38	4	0.62	2.38	0.88	0.62	1.19	0.84	0.56	1.81
³⁄₄	3.88	0.44	1.69	4	0.62	2.75	1.09	0.82	1.50	1.05	0.56	2.00
1	4.25	0.50	2.00	4	0.62	3.12	1.36	1.05	1.94	1.32	0.62	2.12
1¹⁄₄	4.62	0.56	2.50	4	0.62	3.50	1.70	1.38	2.31	1.66	0.75	2.19
1¹⁄₂	5.00	0.62	2.88	4	0.62	3.88	1.95	1.61	2.56	1.90	0.81	2.38
2	6.00	0.69	3.62	4	0.75	4.75	2.44	2.07	3.06	2.38	0.94	2.44
2¹⁄₂	7.00	0.81	4.12	4	0.75	5.50	2.94	2.47	3.56	2.88	1.06	2.69
3	7.50	0.88	5.00	4	0.75	6.00	3.57	3.07	4.25	3.50	1.12	2.69
3¹⁄₂	8.50	0.88	5.50	8	0.75	7.00	4.07	3.55	4.81	4.00	1.19	2.75
4	9.00	0.88	6.19	8	0.75	7.50	4.57	4.03	5.31	4.50	1.25	2.94
5	10.00	0.88	7.31	8	0.88	8.50	5.66	5.05	6.44	5.56	1.38	3.44
6	11.00	0.94	8.50	8	0.88	9.50	6.72	6.07	7.56	6.63	1.50	3.44
8	13.50	1.06	10.62	8	0.88	11.75	8.72	7.98	9.69	8.63	1.69	3.94
10	16.00	1.12	12.75	12	1.00	14.25	10.88	10.02	12.00	10.75	1.88	3.94
12	19.00	1.19	15.00	12	1.00	17.00	12.88	12.00	14.38	12.75	2.12	4.44
14	21.00	1.31	16.25	12	1.12	18.75	14.14	13.25	15.75	14.00	2.19	4.94
16	23.50	1.38	18.50	16	1.12	21.25	16.16	15.25	18.00	16.00	2.44	4.94
18	25.00	1.50	21.00	16	1.25	22.75	18.18	17.25	19.88	18.00	2.62	5.44
20	27.50	1.62	23.00	20	1.25	25.00	20.20	19.25	22.00	20.00	2.81	5.62
22	29.50	1.75	25.25	20	1.38	27.25	22.22	21.25	24.25	22.00	3.07	5.82
24	32.00	1.81	27.25	20	1.38	29.50	24.25	23.25	26.12	24.00	3.19	5.94

ANSI B16.5 Class 150 Plate Flange Dimensions

Size In Inch	Wall Thickness	I.D.	O.D.	B.C.	Holes Bolts		Weight In (LBS)
Size In Inch	Wall Thickness	I.D.	O.D.	B.C.	NO.	Diameter	Weight In (LBS)
1″	1/2″	1.36″	4 1/4″	3 1/8″	4	5/8″	1.7
1 1/4″	1/2″	1.70″	4 5/8″	3 1/2″	4	5/8″	2.0
1 1/2″	1/2″	1.95″	5″	3 7/8″	4	5/8″	2.3
2″	1/2″	2.44″	6″	4 3/4″	4	3/4″	3.3
2 1/2″	1/2″	2.94″	7″	5 1/2″	4	3/4″	4.5
3″	1/2″	3.57″	7 1/2″	6″	4	3/4″	4.9
4″	1/2″	4.57″	9″	7 1/2″	8	3/4″	6.5
5″	1/2″	5.66″	10″	8 1/2″	8	7/8″	7.3
6″	1/2″	6.72″	11″	9 1/2″	8	7/8″	8.2
8″	1/2″	8.72″	13 1/2″	11 3/4″	8	7/8″	11.8
10″	5/8″	10.88″	16″	14 1/4″	12	1″	18.4
12″	5/8″	12.88″	19″	17″	12	1″	26.8
14″	5/8″	14.14″	21″	18 3/4″	12	1 1/8″	33.1
16″	5/8″	16.16″	23 1/2″	21 1/4″	16	1 1/8″	47.5
18″	3/4″	18.18″	25″	22 3/4″	16	1 1/4″	60

ASME B16.5 Class 150 Long Weld Neck Flange Dimensions

(Normal Size Of Steel Pipe)	Outer Diameter Of (A)	RF Diameter Of (B)	WT Of (C)	Bore Dia. (D)	Hub Dia. at Base (J)	Length Of Hub (K)	Nuts And Bolts Stop Dia. NS	Nuts And Bolts Relief Dia. NR	Nuts And Bolts Relief Length Of NL	Number of Bolts Holes	Bolts Holes Diameter	B.C. ( Bolt Circle) Diameters P	Weight in KG (Kilogram)
1/2	3 1/2	1 3/8	7/16	0.50	1 1/4	9	1 1/2	1 1/4	3/4	4	5/8	2 3/8	21
3/4	3 7/8	1 11/16	1/2	0.75	1 5/8	9	1 7/8	1 5/8	3/4	4	5/8	2 3/4	27
1	4 1/4	2	9/16	1.00	2	9	2 1/ 4	2	3/4	4	5/8	3 1/8	30
1 1/4	4 5/8	2 1/2	5/8	1.25	2 3/8	9	2 5/8	2 3/8	3/4	4	5/8	3 1/2	36
1 1/2	5	2 7/8	11/16	1.50	2 5/8	9	3	2 5/8	3/4	4	5/8	3 7/8	41
2	6	3 5/8	3/4	2.00	3 1/4	9	3 11/ 16	3 1/16	7/8	4	3/4	4 3/4	57
2 1/2	7	4 1/8	7/8	2.50	3 3/4	9	4 7/16	3 3/4	7/8	4	3/4	5 1/2	79
3	7 1/2	5	15/16	3.00	4 1/4	9	4 15/15	4 1/4	7/8	4	3/4	6	86
3 1/2	8 1/2	5 1/2	15/16	3.50	4 7/8	9	5 15/16	4 7/8	7/8	8	3/4	7	110
4	9	6 3/16	15/16	4.00	5 1/2	12	6 7/16	5 1/2	7/8	8	3/4	7 1/2	164
5	10	7 5/16	15/16	5.00	6 1/2	12	7 1/2	6 1/2	1	8	7/8	8 1/2	189
6	11	8 1/2	1	6.00	7 3/4	12	8 1/4	7 3/4	1	8	7/8	9 1/2	216
8	13 1/2	10 5/8	1 1/8	8.00	9 3/4	12	10 1/2	9 3/4	1	8	7/8	11 3/4	292
10	16	12 3/4	1 3/16	10.00	12	12	12 7/8	12	1 1/8	12	1	14 1/4	382
12	19	15	1 1/4	12.00	14 3/8	12	15 9/16	14 3/8	1 1/2	12	1	17	535
14	21	16 1/4	1 3/8	14.00	16	12	17 1/8	16	1 1/4	12	1 1/8	18 3/4	585
16	23 1/2	18 1/2	1 7/16	16.00	18	12	19 5/8	18	1 1/4	16	1 1/8	21 1/4	714
18	25	21	1 9/16	18.00	20	12	20 15/16	20	1 3/8	16	1 1/4	22 3/4	711
20	27 1/2	23	1 11/16	20.00	22	12	23 3/16	22	1 3/8	20	1 1/4	25	840

ANSI 150 Bleed Or Drip Ring Dimensions

Normal Pipe Size	I.D	O.D by Pressure
1	28.6	63.5
1.1/2	41.3	82.6
2	54	101.6
2.1/2	63.5	120.7
3	79.4	133.4
4	104.8	171.5
6	155.6	219.1
8	203.2	276.2
10	257.2	336.6
12	304.8	406.4

ASME 150 Spades And Ring Spacers Dimensions

Normal Pipe Size	Outside Diameter (O.D.) Of (A)	Inside Diameter (I.D) Of (B)	Center End (C)	Wall Thickness Of(T)	Handle Width (W)
1/2	45	16	126	3	32
3/4	54	21	131	3	32
1	64	27	136	3	32
1.1/4	73	42	145	6.4	32
1.1/2	83	48	145	6.4	32
2	102	61	155	6.4	32
2.1/2	107	73	170	6.4	32
3	133	89	170	6.4	32
3.1/2	159	102	202	9.7	38
4	172	114	202	9.7	38
5	194	141	225	9.7	38
6	219	168	225	12.7	38
8	276	219	267	12.7	38
10	337	273	322	15.7	44
12	406	324	357	19.1	44
14	448	356	378	19.1	44
16	511	406	410	22.4	44
18	546	457	427	25.4	51
20	603	508	455	28.4	51
24	714	610	512	31.8	51

ANSI Class 150 Studding Outlet Dimensions

(NPS)	O.D. of Flange	Wall Thickness of Flange	Diameter of (RF)	Diameter Of Bolt Circle (B.C.)	Size Of Hole (HS)	Bolt Holes Number	Depth Of Hole	Size Of Tap	Threads In Inch T.P.I	Depth Of Tap	Flat Bottom Weight In KG	-
(B)	(O)	(T)	(R)	(C)	(U)	(V)	(Base)	(per 1″)	-	-	-	-
1/2	3.5	1.25	1.38	2.38	27/64	4	0.88	1/2	13	0.56	3	2.7
3/4	3.88	1.25	1.69	2.75	27/64	4	0.88	1/2	13	0.56	3.7	3.2
1	4.25	1.25	2	3.12	27/64	4	0.88	1/2	13	0.56	4.3	3.8
1 1/4	4.62	1.25	2.5	3.5	27/64	4	0.88	1/2	13	0.56	5.1	4.4
1 1/2	5	1.25	2.88	3.88	27/64	4	0.88	1/2	13	0.56	5.9	5.1
2	6	1.5	3.62	4.75	17/32	4	1.12	5/8	11	0.75	10.2	7.1
2 1/2	7	1.5	4.12	5.5	17/32	4	1.12	5/8	11	0.75	14	9.5
3	7.5	1.5	5	6	17/32	4	1.12	5/8	11	0.75	15	11
3 1/2	8.5	1.5	5.5	7	17/32	8	1.12	5/8	11	0.75	19	13
4	9	1.5	6.19	7.5	17/32	8	1.12	5/8	11	0.75	20	14
5	10	1.75	7.31	8.5	21/32	8	1.31	3/4	10	0.88	28	17
6	11	1.75	8.5	9.5	21/32	8	1.31	3/4	10	0.88	31	19
8	13.5	1.75	10.62	11.75	21/32	8	1.31	3/4	10	0.88	46	26
10	16	1.81	12.75	14.25	49/64	12	1.44	7/8	9	1	58	35
12	19	1.81	15	17	49/64	12	1.44	7/8	9	1	83	48
14	21	2	16.25	18.75	7/8	12	1.56	1	8	1.12	102	55
16	23.5	2	18.5	21.25	7/8	16	1.56	1	8	1.12	123	66
18	25	2.25	21	22.75	1	16	1.81	1 1/8	8	1.25	140	67
20	27.5	2.25	23	25	1	20	1.81	1 1/8	8	1.25	166	79
24	32	2.5	27.25	29.5	1 1/8	20	2.12	1 1/4	8	1.44	231	100

ASME Class 150 Flat Face Flange Dimensions

NPS	Pipe Diameter		Inner Diameter	Number of holes	Diameter Of Flange	Thickness of Flange	Diameter of (B.C) Bolt Circle	Diameter of (B.H) Bolt Holes	Weight In KG
(DN)	(ISO)	(DIN)	(D5)	(BN)	(D)	(b)	(K)	(d2)	(KG/PCS)
10	–	14	14.5	4	90	16	60	14	0.7
10	17.2	–	17.7	4	90	16	60	14	0.69
15	–	20	21	4	95	16	65	14	0.77
15	21.3	–	22	4	95	16	65	14	0.77
20	–	25	26	4	105	18	75	14	1.06
20	26.9	–	27.6	4	105	18	75	14	1.05
25	–	30	31	4	115	18	85	14	1.27
25	33.7	–	34.4	4	115	18	85	14	1.25
32	–	38	39	4	140	18	100	18	1.86
32	42.4	–	43.1	4	140	18	100	18	1.83
40	–	44.5	45.5	4	150	18	110	18	2.12
40	48.3	–	49	4	150	18	110	18	2.09
50	–	57	58.1	4	165	20	125	18	2.78
50	60.3	–	61.1	4	165	20	125	18	2.74
65	76.1	–	77.1	8	185	22	145	18	3.48
80	88.9	–	90.3	8	200	24	160	18	4.33
100	–	108	109.6	8	235	24	190	22	5.82
100	114.3	–	115.9	8	235	24	190	22	5.61
125	–	133	134.8	8	270	26	220	26	7.91
125	139.7	–	141.6	8	270	26	220	26	7.6
150	–	159	161.1	8	300	28	250	26	10.12
150	168.3	–	170.5	8	300	28	250	26	9.58
175	193.7	–	196.1	12	350	32	295	30	14.45
200	219.1	–	221.8	12	375	34	320	30	16.9
250	–	267	270.2	12	450	38	385	33	27.28
250	273	–	276.2	12	450	38	385	33	26.51
300	323.9	–	327.6	16	515	42	450	33	36.38
350	355.6	–	359.7	16	580	46	510	36	52.83
350	–	368	372.2	16	580	46	510	36	50.24
400	406.4	–	411	16	660	50	585	39	74.71
400	–	419	423.7	16	660	50	585	39	71.44
500	508	–	513.6	20	755	52	670	42	86.87
600	610	–	616.5	20	890	54	795	48	121.84
700	711	–	716	24	995	58	900	48	150.93
800	813	–	818	24	1140	64	1030	56	219.08
900	914	–	920	28	1250	70	1140	56	271.16
1000	1016	–	1022	28	1360	78	1250	56	344.95

Class 150 RTJ Flange Dimensions

RTJ Flange Size in Inch	RTJ Flanges Size in MM	Outer Diameter	Wall Thickness Of Ring Type Joint	Outer Daimeter Of Hub	Outer Daimeter Of Weld Neck	Lengths Of Welding Neck	Diameter Of RF (Raised Face)	Height Of RF (Raised Face)	PCD	Diameter Pitch Of RTJ Flanges	Depth Of RTJ Flanges	Ring Type Joint Flange Width
(A)	(B)	(C)	(D)	(E)	(F)	(G)	(H)	(I)	(J)	(K)	(L)	-
1/2	15	90	9.6	30	21.3	46	N/A	N/A	60.3	N/A	N/A	N/A
3/4	20	100	11.2	38	26.7	51	N/A	N/A	69.9	N/A	N/A	N/A
1	25	110	12.7	49	33.4	54	63.5	6.35	79.4	47.63	6.35	8.74
1 1/4	32	115	14.3	59	42.2	56	73	6.35	88.9	57.15	6.35	8.74
1 1/2	40	125	15.9	65	48.3	60	82.5	6.35	98.4	65.07	6.35	8.74
2	50	150	17.5	78	60.3	62	102	6.35	120.7	82.55	6.35	8.74
2 1/2	65	180	20.7	90	73	68	121	6.35	139.7	101.6	6.35	8.74
3	80	190	22.3	108	88.9	68	133	6.35	152.4	114.3	6.35	8.74
3 1/2	90	215	22.3	122	101.6	70	154	6.35	177.8	131.78	6.35	8.74
4	100	230	22.3	135	114.3	75	171	6.35	190.5	149.23	6.35	8.74
5	125	255	22.3	164	141.3	87	194	6.35	215.9	171.45	6.35	8.74
6	150	280	23.9	192	168.3	87	219	6.35	241.3	193.68	6.35	8.74
8	200	345	27	246	219.1	100	273	6.35	298.5	247.65	6.35	8.74
10	250	405	28.6	305	273	100	330	6.35	362	304.8	6.35	8.74
12	300	485	30.2	365	323.8	113	406	6.35	431.8	381	6.35	8.74
14	350	535	33.4	400	355.6	125	425	6.35	476.3	396.88	6.35	8.74
16	400	595	35	457	406.4	125	483	6.35	539.8	454.03	6.35	8.74
18	450	635	38.1	505	457.2	138	546	6.35	577.9	517.53	6.35	8.74
20	500	700	41.3	559	508	143	597	6.35	635	558.8	6.35	8.74
24	600	815	46.1	663	610	151	711	6.35	749.3	673.1	6.35	8.74

Thickness Of Class 150 Flange

NPS	Outer Diameter (O.D)	Minimum Wall Thickness (T)	(RF) Diameter (R)	Number of Bolt Holes	Holes Diameter	BC (Bolt Circle)	SO Bore Inner Diameter (SB)	WN Bore Inner Diameter (WB)	Diameter Hub Base (HB)	Diameter of Hub Top (HT)	SO Length (SL)	WN Length (WL)
¹⁄₂	3.50	0.38	1.38	4	0.62	2.38	0.88	0.62	1.19	0.84	0.56	1.81
³⁄₄	3.88	0.44	1.69	4	0.62	2.75	1.09	0.82	1.50	1.05	0.56	2.00
1	4.25	0.50	2.00	4	0.62	3.12	1.36	1.05	1.94	1.32	0.62	2.12
1¹⁄₄	4.62	0.56	2.50	4	0.62	3.50	1.70	1.38	2.31	1.66	0.75	2.19
1¹⁄₂	5.00	0.62	2.88	4	0.62	3.88	1.95	1.61	2.56	1.90	0.81	2.38
2	6.00	0.69	3.62	4	0.75	4.75	2.44	2.07	3.06	2.38	0.94	2.44
2¹⁄₂	7.00	0.81	4.12	4	0.75	5.50	2.94	2.47	3.56	2.88	1.06	2.69
3	7.50	0.88	5.00	4	0.75	6.00	3.57	3.07	4.25	3.50	1.12	2.69
3¹⁄₂	8.50	0.88	5.50	8	0.75	7.00	4.07	3.55	4.81	4.00	1.19	2.75
4	9.00	0.88	6.19	8	0.75	7.50	4.57	4.03	5.31	4.50	1.25	2.94
5	10.00	0.88	7.31	8	0.88	8.50	5.66	5.05	6.44	5.56	1.38	3.44
6	11.00	0.94	8.50	8	0.88	9.50	6.72	6.07	7.56	6.63	1.50	3.44
8	13.50	1.06	10.62	8	0.88	11.75	8.72	7.98	9.69	8.63	1.69	3.94
10	16.00	1.12	12.75	12	1.00	14.25	10.88	10.02	12.00	10.75	1.88	3.94
12	19.00	1.19	15.00	12	1.00	17.00	12.88	12.00	14.38	12.75	2.12	4.44
14	21.00	1.31	16.25	12	1.12	18.75	14.14	13.25	15.75	14.00	2.19	4.94
16	23.50	1.38	18.50	16	1.12	21.25	16.16	15.25	18.00	16.00	2.44	4.94
18	25.00	1.50	21.00	16	1.25	22.75	18.18	17.25	19.88	18.00	2.62	5.44
20	27.50	1.62	23.00	20	1.25	25.00	20.20	19.25	22.00	20.00	2.81	5.62
22	29.50	1.75	25.25	20	1.38	27.25	22.22	21.25	24.25	22.00	3.07	5.82
24	32.00	1.81	27.25	20	1.38	29.50	24.25	23.25	26.12	24.00	3.19	5.94

Bolting Size Chart For 150 LB. Flanges

	Class 150				Class 300				Class 600
NPS	# Studs And Bolts	Diameter of Studs And Bolts	Length of Stud		# Studs And Bolts	Diameter of Studs And Bolts	Length of Stud		# Studs And Bolts	Diameter of Studs And Bolts	Length of Stud
-	-	-	1/16 RF	RTJ	-	-	1/16 RF	RTJ	-	-	1/4 RF	RTJ
1/2	4	0.50	2-1/4	–	4	0.50	2-1/2	3	4	0.50	3	3
3/4	4	0.50	2-1/2	–	4	0.63	3	3-1/2	4	0.63	3-1/2	3-1/2
1	4	0.50	2-1/2	3	4	0.63	3	3-1/2	4	0.63	3-1/2	3-1/2
1-1/4	4	0.50	2-3/4	3-1/4	4	0.63	3-1/4	3-3/4	4	0.63	3-3/4	3-3/4
1-1/2	4	0.50	2-3/4	3-1/4	4	0.75	3-1/2	4	4	0.75	4-1/4	4-1/4
2	4	0.63	3-1/4	3-3/4	8	0.63	3-1/2	4	8	0.63	4-1/4	4-1/4
2-1/2	4	0.63	3-1/2	4	8	0.75	4	4-1/2	8	0.75	4-3/4	4-3/4
3	4	0.63	3-1/2	4	8	0.75	4-1/4	4-3/4	8	0.75	5	5
3-1/2	8	0.63	3-1/2	4	8	0.75	4-1/4	5	8	0.88	5-1/2	5-1/2
4	8	0.63	3-1/2	4	8	0.75	4-1/2	5	8	0.88	5-3/4	5-3/4
5	8	0.75	3-3/4	4-1/4	8	0.75	4-3/4	5-1/4	8	1.00	6-1/2	6-1/2
6	8	0.75	4	4-1/2	12	0.75	4-3/4	5-1/2	12	1.00	6-3/4	6-3/4
8	8	0.75	4-1/4	4-3/4	12	0.88	5-1/2	6	12	1.13	7-1/2	7-3/4
10	12	0.88	4-1/2	5	16	1.00	6-1/4	6-3/4	16	1.25	8-1/2	8-1/2
12	12	0.88	4-3/4	5-1/4	16	1.13	6-3/4	7-1/4	20	1.25	8-3/4	8-3/4
14	12	1.00	5-1/4	5-3/4	20	1.13	7	7-1/2	20	1.38	9-1/4	9-1/4
16	16	1.00	5-1/4	5-3/4	20	1.25	7-1/2	8	20	1.50	10	10
18	16	1.13	5-3/4	6-1/4	24	1.25	7-3/4	8-1/4	20	1.63	10-3/4	10-3/4
20	20	1.13	6-1/4	6-3/4	24	1.25	8	8-3/4	24	1.63	11-1/4	11-1/2
24	20	1.25	6-3/4	7-1/4	24	1.50	9	10	24	1.88	13	13-1/4

	Class 900				Class 1500				Class 2500
NPS	# Studs And Bolts	Diameter of Studs And Bolts	Length of Stud		# Studs And Bolts	Diameter of Studs And Bolts	Length of Stud		# Studs And Bolts	Diameter of Studs And Bolts	Length of Stud
-	-	-	1/4 RF	RTJ	-	-	1/4 RF	RTJ	-	-	1/4 RF	RTJ
1/2	4	0.75	4-1/4	4-1/4	4	0.75	4-1/4	4-1/4	4	0.75	4-3/4	4-3/4
3/4	4	0.75	4-1/2	4-1/2	4	0.75	4-1/2	4-1/2	4	0.75	5	5
1	4	0.88	5	5	4	0.88	5	5	4	0.88	5-1/2	5-1/2
1-1/4	4	0.88	5	5	4	0.88	5	5	4	1.00	6	6
1-1/2	4	1.00	5-1/2	5-1/2	4	1.00	5-1/2	5-1/2	4	1.13	6-3/4	6-3/4
2	8	0.88	5-3/4	5-3/4	8	0.88	5-3/4	5-3/4	8	1.00	7	7
2-1/2	8	1.00	6-1/4	6-1/4	8	1.00	6-1/4	6-1/4	8	1.13	7-3/4	8
3	8	0.88	5-3/4	5-3/4	8	1.13	7	7	8	1.25	8-3/4	9
4	8	1.13	6-3/4	6-3/4	8	1.25	7-3/4	7-3/4	8	1.50	10	10-1/4
5	8	1.25	7-1/2	7-1/2	8	1.50	9-3/4	9-3/4	8	1.75	11-3/4	12-1/4
6	12	1.13	7-1/2	7-3/4	12	1.38	10-1/4	10-1/2	8	2.00	13-1/2	14
8	12	1.38	8-3/4	8-3/4	12	1.63	11-1/2	11-3/4	12	2.00	15	15-1/2
10	16	1.38	9-1/4	9-1/4	12	1.88	13-1/4	13-1/2	12	2.50	19-1/4	20
12	20	1.38	10	10	16	2.00	14-3/4	15-1/4	12	2.75	21-1/4	22
14	20	1.50	10-3/4	11	16	2.25	16	16-3/4	–	–	–	–
16	20	1.63	11-1/4	11-1/2	16	2.50	17-1/2	18-1/2	–	–	–	–
18	20	1.88	12-3/4	13-1/4	16	2.75	19-1/2	20-3/4	–	–	–	–
20	20	2.00	13-3/4	14-1/4	16	3.00	21-1/4	22-1/4	–	–	–	–
24	20	2.50	17-1/4	18	16	3.50	24-1/4	25-1/2	–	–	–	–

No. Of Bolt Holes In Class 150 Flange

Normal Pipe Size (in inch)	Class 150 Flanges
Normal Pipe Size (in inch)	Dia. of Flange ( in inch)	No. of Bolts	Dia. of Bolts (in inch)	Dia. of Bolt Holes (in inch)	Bolts Circle (B.C) (in inch)
1/4	3-3/8	4	1/2	0.62	2-1/4
1/2	3-1/2	4	1/2	0.62	2-3/8
3/4	3-7/8	4	1/2	0.62	2-3/4
1	4-1/4	4	1/2	0.62	3-1/8
1-1/4	4-5/8	4	1/2	0.62	3-1/2
1-1/2	5	4	1/2	0.62	3-7/8
2	6	4	5/8	0.75	4-3/4
2-1/2	7	4	5/8	0.75	5-1/2
3	7-1/2	4	5/8	0.75	6
3-1/2	8-1/2	8	5/8	0.75	7
4	9	8	5/8	0.75	7-1/2
5	10	8	3/4	0.88	8-1/2
6	11	8	3/4	0.88	9-1/2
8	13-1/2	8	3/4	0.88	11-3/4
10	16	12	7/8	1	14-1/4
12	19	12	7/8	1	17
14	21	12	1	1.12	18-3/4
16	23-1/2	16	1	1.12	21-1/4
18	25	16	1-1/8	1.25	22-3/4
20	27-1/2	20	1-1/8	1.25	25
24	32	20	1-1/4	1.38	29-1/2

Class 150 Flange Diameter

Nominal Pipe Diameter	Pressure Rating In (PN)
Size Of **Nominal BSP Pipe	PN 6	PN 10	PN 16	PN 25	PN 40
DN 10	75	90	90	90	90	O.D.
3/8"	50	60	60	60	60	PCD (B.C.)
	4 x 11	4 x 14	4 x 14	4 x 14	4 x 14	# of holes x diameter of holes
DN 15	80	95	95	95	95	O.D.
1/2"	55	65	65	65	65	PCD (B.C.)
	4 x 11	4 x 14	4 x 14	4 x 14	4 x 14	# of holes x diameter of holes
DN 20	90	105	105	105	105	O.D.
3/4"	65	75	75	75	75	PCD (b.c.)
	4 x 11	4 x 14	4 x 14	4 x 14	4 x 14	# of holes x diameter of holes
DN 25	100	115	115	115	115	O.D.
1"	75	85	85	85	85	PCD (b.c.)
	4 x 11	4 x 14	4 x 14	4 x 14	4 x 14	# of holes x diameter of holes
DN 32	120	140	140	140	140	O.D.
1 1/4"	90	100	100	100	100	PCD (b.c.)
	4 x 14	4 x 18	4 x 18	4 x 18	4 x 18	# of holes x diameter of holes
DN 40	130	150	150	150	150	O.D.
1 1/2"	100	110	110	110	110	PCD (b.c.)
	4 x 14	4 x 18	4 x 18	4 x 18	4 x 18	# of holes x diameter of holes
DN 50	140	165	165	165	165	O.D.
2"	110	125	125	125	125	PCD (b.c.)
	4 x 14	4 x 18	4 x 18	4 x 18	4 x 18	# of holes x diameter of holes
DN 65	160	185	185	185	185	O.D.
2 1/2"	130	145	145	145	145	PCD (b.c.)
	4 x 14	4 x 18	4 x 18	8 x 18	8 x 18	# of holes x diameter of holes
DN 80	190	200	200	200	200	O.D.
3"	150	160	160	160	160	PCD (b.c.)
	4 x 18	8 x 18	8 x 18	8 x 18	8 x 18	# of holes x diameter of holes
DN 100	210	220	220	235	235	O.D.
4"	170	180	180	190	190	PCD (b.c.)
	4 x 18	8 x 18	8 x 18	8 x 22	8 x 22	# of holes x diameter of holes
DN 125	240	250	250	270	270	O.D.
5"	200	210	210	220	220	PCD (b.c.)
	8 x 18	8 x 18	8 x 18	8 x 26	8 x 26	# of holes x diameter of holes
DN 150	265	285	285	300	300	O.D.
6"	225	240	240	250	250	PCD (b.c.)
	8 x 18	8 x 22	8 x 22	8 x 26	8 x 26	# of holes x diameter of holes
DN 175		315	315	330	350	O.D.
7"		270	270	280	295	PCD (b.c.)
		8 x 22	8 x 22	12 x 26	12 x 30	# of holes x diameter of holes
DN 200	320	340	340	360	375	O.D.
8"	280	295	295	310	320	PCD (b.c.)
	8 x 18	8 x 22	12 x 22	12 x 26	12 x 30	# of holes x diameter of holes
DN 250	375	395	405	425	450	O.D.
10"	335	350	355	370	385	PCD (b.c.)
	12 x 18	12 x 22	12 x 26	12 x 30	12 x 33	# of holes x diameter of holes
DN 300	440	445	460	485	515	O.D.
12"	395	400	410	430	450	PCD (b.c.)
	12 x 22	12 x 22	12 x 26	16 x 30	16 x 33	# of holes x diameter of holes
DN 350	490	505	520	555	580	O.D.
14"	445	460	470	490	510	PCD (b.c.)
	12 x 22	16 x 22	16 x 26	16 x 33	16 x 36	# of holes x diameter of holes
DN 400	540	565	580	620	660	O.D.
16"	495	515	525	550	585	PCD (b.c.)
	16 x 22	16 x 26	16 x 30	16 x 36	16 x 39	# of holes x diameter of holes
DN 500	645	670	715	730	755	O.D.
20"	600	620	650	660	670	PCD (b.c.)
	20 x 22	20 x 26	20 x 33	20 x 36	20 x 42	# of holes x diameter of holes
DN 600	755	780	840	845		O.D.
24"	705	725	770	770		PCD (b.c.)
	20 x 24	20 x 27	20 x 33	20 x 36		# of holes x diameter of holes

Class 150 Weld Neck Flange Manufacturing Process

Raw Material

Raw Materia
Materia Dimension And Visual
Materia Quantity

Inspection

Chemical And Mechanical Analysis
Analysis Of Preservation Certificate

Cutting

Cut Surface
Marking
Weight Measuring

Forging Flange

Grade Of Material
Control Flange Temperature

Heat Treatment

Flange Solution Treatment
Flanges Mechanical Test
Normalizing

Forging Rolling Of Flange

Check Dimension
Check Marking
Check Weight

Final Inspection Of Pipe Flange

Test Of Visual
Test Of Nondestructive

Rust Prevention

View Preserve
Marking
Heat Number

Packaging

Specification Of Packing
Inspection Of Packing
Delivery Time And Day

150LB Carbon Steel Flange Surface Finish

Serrated & smooth finish
Cold water finish
Stock finish
Mirror finish

Class 150 Raised Face And Large Male And Female Flanges Face Imperfections

Facing Types Of Class 150 Pipe Flange

Diagram	Marking symbol	Face Types
	RF	Flat Face
	RF	Raised Face
	LJRF	Lap Joint Face
	RTJ	Ring Type Joint
	M&F	Male Female Face
	T&G	Tongue Groove Face

Application Of 150# Flanges

Specialty Chemicals
Power Generation
Condensers
Chemical Equipment
Gas Processing
Pulp and Paper Industry

Sea Water Equipment
Pharmaceutical Equipment
Off-Shore Oil Drilling Companies
Petrochemicals
Heat Exchangers
Pharmaceuticals

150 LB Forged Flange Testing And Inspection Plan

ASME B16.5 Flange Inspection and Plan	Vendor	TPI Inspection	Client
Mill test reports(incl.heat treatment records,etc)	Hold Point	Review	Review
Final visual inspection including packaging and quantity control	Hold Point	Hold Point	Review
Non-destructive testing (UT, MT or PT), if applicable	Hold Point	Witness/R	Review
Heat treatment execution, if specified	Hold Point	Witness point	Review
Visual and dimensional and thickness control	Hold Point	Hold Point	Review
Stamping, marking and color coding check	Hold Point	Witness point	Review
Metallographic examination, if applicable	Hold Point	Witness point	Review
Documentation review prior to release(Final activity of Technical Inspection)	Hold Point	Hold Point	Review
Pre-shipment Inspection	Hold Point	Hold Point	Hold Point

Class 150 Slip On Flange Weight

NPS (Inches)	SOW SW
1/2	0.4
3/4	0.6
1	0.8
1 1/2	1.3
2	2.1
3	3.9
3 1/2	4.8
4	5.3
5	6.1
6	7.5
8	12.1
10	16.5
12	26.2

ASME B16.5 Class 150 Weld Neck Flange Weight Chart

NPS (Inches)	SOW SW
1/2	0.5
3/4	0.7
1	1
2	2.6
3	4.9
3 1/2	6.1
4	6.8
5	8.6
6	10.6
8	17.6
10	24
12	36.5
14	48.4

Class 150 Blind Flange Weight

NPS (Inches)	BLIND
1/2	0.4
3/4	0.6
1	0.9
2	2.4
3	4.9
3 1/2	6.2
4	7.0
5	8.6
6	11.3
8	19.6
10	28.6
12	43.2

Class 150 Flange Pressure Rating

Temperature (in F°)	150#
< 100	285
200	260
300	230
400	200
500	170
600	140
650	125
700	110
750	95
800	80
850	65
900	50
950	35
1000	20
Hydrostatic Test (psig)	450

ANSI B16.5 Class 150 Flange Schedule Chart

Normal Size Of Steel Pipe	Outer Diameter (O.D.)	10 Schedule	20 Schedule	30 Schedule	STD Wall	40 Schedule	60 Schedule	EXT Hvy	80 Schedule	100 Schedule	120 Schedule	140 Schedule	160 Schedule	XX Hvy
½	0.84	0.083	...	...	0.109	0.109	...	0.147	0.147	...	...	...	0.188	0.294
¾	1.05	0.083	...	...	0.113	0.113	...	0.154	0.154	...	...	...	0.219	0.308
1	1.315	0.109	...	...	0.133	0.133	...	0.179	0.179	...	...	...	0.25	0.358
1 ¼	1.66	0.109	...	...	0.14	0.14	...	0.191	0.191	...	...	...	0.25	0.382
1 ½	1.9	0.109	...	...	0.145	0.145	...	0.2	0.2	...	...	...	0.281	0.4
2	2.375	0.109	...	...	0.154	0.154	...	0.218	0.218	...	...	...	0.344	0.436
2 ½	2.875	0.12	...	...	0.203	0.203	...	0.276	0.276	...	...	...	0.375	0.552
3	3.5	0.12	-	-	0.216	0.216	-	0.3	0.3	-	-	-	0.438	0.6
3 ½	4	0.12	-	-	0.226	0.226	-	0.318	0.318	-	-	-	-	0.636
4	4.5	0.12	-	-	0.237	0.237	-	0.337	0.337	-	0.438	-	0.531	0.674
5	5.563	0.134	-	-	0.258	0.258	-	0.375	0.375	-	0.5	-	0.625	0.75
6	6.625	0.134	-	-	0.28	0.28	-	0.432	0.432	-	0.562	-	0.719	0.864
8	8.625	0.148	0.25	0.277	0.322	0.322	0.406	0.5	0.5	0.594	0.719	0.812	0.906	0.875
10	10.75	0.165	0.25	0.307	0.365	0.365	0.5	0.5	0.594	0.719	0.844	1	1.125	1
12	12.75	0.18	0.25	0.33	0.375	0.406	0.562	0.5	0.688	0.844	1	1.125	1.312	1
14	14	0.25	0.312	0.375	0.375	0.438	0.594	0.5	0.75	0.938	1.094	1.25	1.406	-
16	16	0.25	0.312	0.375	0.375	0.5	0.656	0.5	0.844	1.031	1.219	1.438	1.594	-
18	18	0.25	0.312	0.438	0.375	0.562	0.75	0.5	0.938	1.156	1.375	1.562	1.781	-
20	20	0.25	0.375	0.5	0.375	0.594	0.812	0.5	1.031	1.281	1.5	1.75	1.969	-
22	22	0.25	-	-	0.375	-	-	0.5	-	-	-	-	-	-
24	24	0.25	0.375	0.562	0.375	0.688	0.969	0.5	1.219	1.531	1.812	2.062	2.344	-
26	26	-	-	-	0.375	-	-	0.5	-	-	-	-	-	-
30	30	0.312	0.5	0.625	0.375	-	-	0.5	-	-	-	-	-	-

Class 150 Flange Gasket Dimensions In Mm

(Normal Size Of Steel Pipes) In Inch	(I.D.) Inner Daimeter Gasket	(O.D.) Outer Daimeter Gasket
(Normal Size Of Steel Pipes) In Inch	(I.D.) Inner Daimeter Gasket	Class 150#/ LB	Class 300#/ LB	Class 400#/ LB	Class 600#/ LB	Class 900#/ LB
1/2	0.84	1.875	2.125	2.125	2.125	2.50
3/4	1.06	2.25	2.625	2.625	2.625	2.75
1	1.31	2.625	2.875	2.875	2.875	3.125
1 1/4	1.66	3	3.25	3.25	3.25	3.50
1 1/2	1.91	3.375	3.75	3.75	3.75	3.875
2	2.38	4.125	4.375	4.375	4.375	5.625
2 1/2	2.88	4.875	5.125	5.125	5.125	6.50
3	3.50	5.375	5.875	5.875	5.875	6.625
4	4.50	6.875	7.125	7.00	7.625	8.125
5	5.56	7.75	8.50	8.375	9.50	9.75
6	6.62	8.75	9.875	9.75	10.50	11.375
8	8.62	11	12.125	12.00	12.625	14.125
10	10.75	13.375	14.25	14.125	15.75	17.125
12	12.75	16.125	16.625	16.50	18.00	19.625

ANSI Class 150 Flange Standard

BS 4504
ASME B16.5
ANSI B16.5
MSS SP-44
EN 1092-2 PN16
DIN
EN 1092-1
AWWA C207
JIS
ISO

Asme Class 150 Flange Sizes

Normal Pipe Size	DN
1/2	15
3/4	20
1	25
1 1/4	32
1 1/2	40
2	50
2 1/2	65
3	80
4	100

Marking On Welding Neck Flange ASME B16.5 Class 150

size
item
specification and number
pressure rating, with unit
OD
WT, with unit
bore when applicable
std schedule when applicable,
material specification

2"
FLANGE
WNRF
ASME B16.5 #150
6" OD x 0.250"
152.4 Unit
Bore 15.500"
SCH 10S
ASTM A182 F316L

Class 150 Flange Working Pressure

Class 150 Flange PN Equivalent

C22.8	P250GH	A105	SA105	-	-
15Mo3	16Mo3	-	-	-	-
13CrMo44	13CrMo4-5	A182F12	SA182F12	-	-
10CrMo910	11CrMo9-10	A182F22	SA182F22	-	-
1.4901	-	A182F92	SA182F92	-	X10CrWMoVNb9-2
1.4903	-	A182F91	SA182F91	-	X10CrMoVNb9-1
1.4905	E911	-	-	-	X11CrMoVWNb9-11
1.4910	-	-	-	-	X6CrNiMoN17-12-2
1.4922	-	-	-	-	X20CrMoV11-1
1.4923	-	-	-	-	X22CrMoV12-1
1.4948	-	-	-	-	X6CNi18-10
1.4981	-	-	-	-	X8CrNiMoNb16-6
1.4988	-	-	-	-	X8CrNiMoVNb16-13
1.6311	-	-	-	-	20MnMoNi45
1.6368	-	WB36	-	-	15NiCuMoNb5
W/TSTE355	P355	A350LF2	SA350LF2	-	-
W/TSTE420	P420	-	-	-	-
W/TSTE460	-	-	-	-	-
12CrMo19.5 (V/G)	-	A182/ F5	SA182/ F5	-	-
1.5637	-	-	-	-	12Ni14
1.7715	-	-	-	-	14MoV63
ST 52.3	S355J2 N	-	-	-	-
42CrMo4	-	-	-	-	-
25CrMo4	-	-	-	-	-
14MoV63	-	-	-	-	-
10Ni14 / 12Ni14	-	-	-	-	-
1.4021	-	-	-	-	X20Cr13
1.4057	-	-	-	-	X17CrNi16 2
1.4122	-	-	-	-	X39CrMo17 1
1.4301	-	A182/A479 304	SA182/SA479 304L	-	X5CrNi18 10
1.4305	-	-	-	-	X8CrNiS18 9
1.4306	-	A182/A479 304	SA182/SA479 304L	-	X2CrNi19 11
1.4307	-	-	-	-	X2CrNi18 9
1.4313	-	-	-	-	X3CrNiMo13 4
1.4401	-	-	-	-	X5CrNiMo17 12 2
1.4404	-	A182/A479 316	SA182/SA479 316L	-	X2CrNiMo17 12 2
1.4410	-	A182/A479 F53	SA182/SA479 F53	S 32750	X2CrNiMoN25 7 4
1.4435	-	-	-	S 31603	X2CrNiMo18 14 3
1.4439	-	-	-	S 31726	X2CrNiMoN17 13 5
1.4462	-	A182/A479 F51	SA182/SA479 F51	S 31803	X2CrNiMoN22 5 3
1.4501	-	A182/A479 F55	SA182/SA479 F55	S 32760	X2CrNiMoCuWN25 7 4
1.4529	-	-	-	-	X1NiCrMoCuN25 20
1.4539	-	-	-	-	X1NiCrMoCu25 20 5
1.4541	-	A182/A479 321	SA182/SA479 321	-	X6CrNiTi18 10
1.4550	-	A182/A479 347	SA182/SA479 347	-	X6CrNiNb18 10
1.4571	-	A182/A479 316Ti	SA182/SA479 316TI	-	X6CrNiMoTi17 12 2
1.4713	-	-	-	-	X10CrAlSi7
1.4742	-	-	-	-	X10CrAlSi25
1.4828	-	-	-	-	X15CrNiSi20 12
1.4876 H/HT	-	Alloy 800 H/HT	-	-	X10NiCrAlTi32 20
1.4841	-	A182/A479 F321H	-	-	X15CrNiSi25 21

Class 150 Flange manufacturer in India

Refer ASME 150 RF Welding Neck Flange (WNRF) and ANSI 150 Slip On Flange Dimension

The benefit of purchasing ASME CL150 Blind Flange and ANSI B16.5 Class 150 Weld Neck Flange directly from manufacturers is the low cost and large selection of ANSI 150 LBS Loose Flange which save your time

Exporter of ASME 150 Socket Weld Flange and ANSI 150 LBS Orifice Flanges with Final visual inspection & MTR

Manufacturer of ASME 150 LBS Lap Joint Flange and ANSI 150 Spectacle Blind Flange Material in specific roughness and various Surface Finish

Manufacturer of ASME CL150 Threaded Flange and ANSI 150 Long Weld Neck Flange in Female, Groove, Flat, RTJ, RJ, Male, Tongue, Raised face