P355QH1 Steel Flange and DIN 1.0571 Blind/ Slip On Flange manufacturer

DIN 1.0571 Blind Flange and EN 10222-4 P355QH1 Slip On Flange manufacturer in India

Table Of Content:

P355qh1 Steel Flange Specification
EN 1092-1 P355QH1 Welding Neck flanges Price
Types Of P355qh1 Material
P355qh1 Equivalent ASTM Material
P355qh1 Chemical Composition
P355qh1 Mechanical Properties
P355qh1 Temperature
Heat Treatment Conditions Of P355qh1 Forging Flange
Werkstoff P355qh1 Physical Properties
P355qh1 EN 10222-4 Tensile Requirements
P355qh1 EN 10222-4 Yield Strength
Flange P355qh1 Thermal Expansion
Steel P355qh1 Flange Electrical Resistivity
En 10222-4 P355qh1 Flange Dimensions

Weldable Fine Grain Steels Flange Weight Chart
Torque Values For En 1092-1 P355qh1 Welding Neck Flanges
P355qh1 Quenched Steel Blind Flanges Sizes Chart
P355qh1 Carbon Steel Flange Thickness Chart
Bolt Size Of Grade P355qh1 Flange
Gaskets For En 10222-4 Grade P355qh1 Flanges
Facing Type Of Carbon Steel P355qh1 Flange
P355qh1 Slip On Flanges Tolerance
Quenched CS P355qh1 Flanges Applications

P355qh1 Steel Flange Specification

Specification	P355QH1 Steel Flange
Forging Methods	Casting/ Forging/ Rolling/ Cutting
Coating	Anti-rust Paint/ Zinc Plated/ Oil Black Paint/ Yellow Transparent/ Cold and Hot Dip Galvanized
Supporting Material	Gasket/ Ring Joint/ Flange Bolts
Manufacturer of	Forged/ Threaded/ Screwed / Plate
Schedule	SCH 5S, SCH 10, SCH 40, SCH 80, SCH 120, SCH 160, SCH 180 To XXS
Flange Equipment	Pushing Machine/ electric bevelling machine/ Press machine/ Bending machine/ Sand-blasting machine etc
Dimensions And Standard	ASME B16.5
Production Technique	Forged/ Heat treated and machined
Application	Bitumen upgraders Heavy oil refineries. Nuclear power (mostly seamless). Petrochemicals and acids.
Flange Test	Hydrostatic testing machine/ UI trasonic flaw detector/ X-ray detector/ Direct-reading Spectrograph/ Magnetic particle detector
Test Certificates	EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc
Manufacturer Length	NPS 1⁄₂" To NPS 48”
Face Type	RTJ/ FF/ RF/ lap joint/ Male & Female / Tongue & Groove.

EN 1092-1 P355QH1 Welding Neck Flanges Price

Nominal Diameter	Nominal pipe size in mm	Pitch Circle Diameter In mm	Thread holes	Standard	Pressure	Price In INR (India) Per Piece
DN 20	3/4" (26,9)	75	4 x 14 mm Ø	EN 1092-1	P355QH1	416.00
DN 25	1" (33,7)	85	4 x 14 mm Ø	-	-	644.00
DN 32	1.1/4" (42,4)	100	4 x 18 mm Ø	-	-	862.00
DN 40	1.1/2" (48,3)	110	4 x 18 mm Ø	-	-	1150.00
DN 50	2" (60,3)	125	4 x 18 mm Ø	-	-	1376.00
DN 65	76,1	145	4 x 18 mm Ø	-	-	1552.00
DN 80	88,9	160	8 x 18 mm Ø	-	-	1980.00
DN 100	108	180	8 x 18 mm Ø	-	-	2373.00
DN 100	114,3	180	8 x 18 mm Ø	-	-	2492.00
DN 125	133	210	8 x 18 mm Ø	-	-	2979.00
DN 125	139,7	210	8 x 18 mm Ø	-	-	3259.00

Check p355qh1 en 10222-4 Socket Weld Flange and 1.0571 Steel Orifice Flanges Material Torque Tightening

Types Of P355qh1 Material

P355qh1 Steel Flange

P355qh1 Flange

P355qh1 Pipe Flange

P355qh1 Forging Flange

P355qh1 Forged Flange

En 10222-4 P355qh1 Flange

P355qh1 Steel Blind flange

En 1092-1 P355qh1 Weld Neck Flange

Steel P355qh1 Slip On Flange

Werkstoff P355qh1 Threaded Flange

P355qh1 Quenched Steel Socket Weld Flange

Quenched Steel P355qh1 Lap joint flange

Weldable Fine Grain Steels Flange

En 1092-1 P355qh1 Welding Neck Flange

En 10222-4 Grade P355qh1 Flange

Weldable fine grain steel P355QH1 Weld Neck Flange and W.Nr. 1.0571 Lap Joint Flange supplier in India offer Final visual inspection & MTR

P355qh1 Equivalent ASTM Material

Grade:	P355QH1 Steel Flange
Werkstoff Number:	1.0571
Classification:	Non-alloy steel

P355qh1 Chemical Composition

Element	Composition, %
N	≤0.015
Cr	≤0.30
Cu	≤0.30
Mo	≤0.25
Nb	≤0.05
Ni	≤0.50
V	≤0.10
Nb+V	≤0.12
CE	≤0.47
C	≤0.18
Si	≤0.40
Mn	0.90-1.50
P	≤0.025
S	≤0.010
Al	≥0.020

P355qh1 Mechanical Properties

P355qh1 Temperature

Temperature °C	R_p0.2 minimum MPa 70＜T≤100	R_p0.2 minimum MPa 100＜T≤250	R_p0.2 minimum MPa 250＜T≤400
50	305	285	266
100	287	268	250
150	265	249	232
200	244	228	213
250	224	209	195
300	206	192	179
350	190	178	166
400	179	167	156

Heat Treatment Conditions Of P355qh1 Forging Flange

Werkstoff P355qh1 Physical Properties

Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν	Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)
0.24	-		11	-	-
	-		897	276	-	13.3	324
	434	142	468	-	23	23.2

P355qh1 EN 10222-4 Tensile Requirements

Tensile Tests	Requirements
R_eH(70＜T≤100)	≥315
R_eH(100＜T≤250)	≥295
R_eH(250＜T≤400)	≥275
R_m	470~630
A(longitudinal)	≥21
A(transverse)	≥19

P355qh1 EN 10222-4 Yield Strength

Property	Temperature	Value
Yield strength	20.0 °C	275 - 355 MPa

Flange P355qh1 Thermal Expansion

Property	Temperature	Value
Coefficient of thermal expansion	-100.0 °C	1.08E-5 1/K
-	20.0 °C	1.19E-5 1/K
-	100.0 °C	1.25E-5 1/K
-	200.0 °C	1.3E-5 1/K
-	300.0 °C	1.36E-5 1/K
-	400.0 °C	1.41E-5 1/K
-	500.0 °C	1.45E-5 1/K

Steel P355qh1 Flange Electrical Resistivity

Property	Temperature	Value
Electrical resistivity	-100.0 °C	1.82E-7 Ω·m
-	20.0 °C	2.47E-7 Ω·m
-	100.0 °C	2.96E-7 Ω·m
-	200.0 °C	3.68E-7 Ω·m
-	300.0 °C	4.55E-7 Ω·m
-	400.0 °C	5.56E-7 Ω·m

15 NB - 200 NB EN 1.0571 Threaded Flange WNRF, BLRF, SORF Flange manufacturer in Mumbai, Maharashtra

En 10222-4 P355qh1 Flange Dimensions

Flange Size inches	Flange Size millimeter	Outer Diameter (O.D.) inches	Outer Diameter (O.D.) millimeter	Inner Diameter (I.D.) inches	Inner Diameter (I.D.) millimeter	Ø B.H.C. In inches	Ø B.H.C. In millimeter	Ø B.H. inches	Ø B.H. millimeter	# B.H.	Thickness inches	Thickness millimeter	Weight lbs	Weight Kilogram
8.0	200	13.39	340	8.72	221.50	11.61	295	0.870	22	12	1.020	26	21.0	9.5
10.0	250	15.94	405	10.88	276.40	13.97	355	1.020	26	12	1.140	29	31.0	14.1
12.0	300	18.11	460	12.88	327.20	16.14	410	1.020	26	12	1.260	32	42.7	19.4
14.0	350	20.47	520	14.19	360.40	18.50	470	1.020	26	16	1.380	35	62.3	28.3
15.0	400	22.83	580	16.19	411.20	20.67	525	1.180	30	16	1.500	38	80.5	36.5
17.0	450	25.20	640	18.19	462.00	23.03	585	1.180	30	20	1.650	42	110.3	50.1
19.0	500	28.15	715	20.19	512.80	25.59	650	1.300	33	20	1.810	46	141.5	64.2
24.0	600	33.07	840	24.19	614.40	30.32	770	1.420	36	20	2.050	52	213.5	96.9

Weldable Fine Grain Steels Flange Weight Chart

Pressure Class	Nominal Size Of Pipe (NPS)	Slip On (SORF)	Threaded (NPT)	Socket Weld (SWRF)	Lap Joint (LOOSE)	Blind (BLRF)	Weld Neck (WNRF)
Class 150 Flange	½	1	1	2	1	2	2
	¾	2	2	2	2	2	2
	1	2	2	2	2	2	3
	1¼	3	3	3	3	3	3
	1½	3	3	3	3	4	4
	2	5	5	5	5	5	6
	2½	8	8	8	8	7	10
	3	9	9	9	9	9	11.5
	3½	11	12	11	11	13	12
	4	13	13	13	13	17	16.5
	5	15	15	15	15	20	21
	6	19	19	19	19	27	26
	8	30	30	30	30	47	42
	10	43	43	43	43	70	54
	12	64	64	64	64	123	88
	14	90	90	90	105	140	114
	16	106	98	98	140	180	140
	18	130	130	130	160	220	165
	20	165	165	165	195	285	197
	22	185	185	185	245	355	225
	24	220	220	220	275	430	268
Pressure Class	Nominal Size Of Pipe (NPS)	Slip On (SORF)	Threaded (NPT)	Socket Weld (SWRF)	Lap Joint (LOOSE)	Blind (BLRF)	Weld Neck (WNRF)
Class 300 Flange	½	2	2	3	2	2	2
	¾	3	3	3	3	3	3
	1	3	3	3	3	4	4
	1¼	4.5	4.5	4	4.5	6	5
	1½	6.5	6.5	6	6.5	7	7
	2	7	7	7	7	8	9
	2½	10	10	10	10	12	12
	3	13	14	13	14.5	16	18
	3½	17	17	17	17	21	20
	4	23.5	24	22	24	28	26.5
	5	29	31	28	28	37	36
	6	39	39	39	39	50	45
	8	58	58	58	58	81	69
	10	81	81	81	91	124	100
	12	115	115	115	140	185	142
	14	165	165	165	190	250	206
	16	210	220	190	234	315	250
	18	253	280	250	305	414	320
	20	315	325	315	375	515	400
	22	370	370	370	435	640	465
	24	490	490	475	550	800	580
Pressure Class	Nominal Size Of Pipe (NPS)	Slip On (SORF)	Threaded (NPT)	Socket Weld (SWRF)	Lap Joint (LOOSE)	Blind (BLRF)	Weld Neck (WNRF)
Class 400 Flange	½	2	2	2	2	2	3
	¾	3	3	3	3	3	3.5
	1	3.5	3.5	3.5	3.5	4	4
	1¼	4.5	4.5	4.5	4.5	6	4.5
	1½	6.5	6.5	6.5	6.5	8	8
	2	8	8	8	8	10	10
	2½	12	12	12	11	15	14
	3	15	15	15	14	20	18
	3½	21	21	21	20	29	26
	4	26	26	26	25	33	35
	5	31	31	31	29	44	43
	6	44	44	44	42	61	57
	8	67	67	67	64	100	89
	10	91	91	91	110	155	125
	12	130	130	130	152	226	175
	14	191	191	191	210	310	233
	16	253	253	253	280	398	295
	18	310	310	310	345	502	360
	20	378	378	378	420	621	445
	22	405	405	405	455	720	505
	24	539	539	539	615	936	640
Pressure Class	Nominal Size Of Pipe (NPS)	Slip On (SORF)	Threaded (NPT)	Socket Weld (SWRF)	Lap Joint (LOOSE)	Blind (BLRF)	Weld Neck (WNRF)
Class 600 Flange	½	2	2	2	2	3	3
	¾	3	3	3	3	4	4
	1	4	4	4	4	4	4
	1¼	5	5	5	5	6	6
	1½	7	7	7	7	8	8
	2	9	9	9	9	10	12
	2½	13	13	13	12	15	18
	3	16	16	16	15	20	23
	3½	21	21	21	20	29	26
	4	37	37	37	36	41	42
	5	63	63	63	63	68	68
	6	80	80	80	78	86	81
	8	115	15	15	112	140	120
	10	177	177	177	195	231	190
	12	215	215	215	240	295	226
	14	259	259	259	290	378	347
	16	366	366	366	400	527	481
	18	476	476	476	469	665	555
	20	612	612	612	604	855	690
	22	590	590	590	670	1000	720
	24	876	876	876	866	1250	977
Pressure Class	Nominal Size Of Pipe (NPS)	Slip On (SORF)	Threaded (NPT)	Socket Weld (SWRF)	Lap Joint (LOOSE)	Blind (BLRF)	Weld Neck (WNRF)
Class 900 Flange	½	6	6	6	6	4	7
	¾	6	6	6	6	6	7
	1	7.5	7.5	7.5	7.5	9	8.5
	1¼	10	10	10	10	10	10
	1½	14	14	14	14	14	14
	2	22	22	22	21	25	24
	2½	31	31	31	25	32	31
	3	36	36	36	29	35	36
	4	53	53	53	51	54	53
	5	83	83	83	81	87	86
	6	110	110	110	105	115	110
	8	172	172	172	190	200	187
	10	245	245	245	277	290	268
	12	326	326	326	371	415	372
	14	400	400	400	415	520	562
	16	459	459	459	488	619	685
	18	647	647	647	670	880	924
	20	792	792	792	868	1107	1164
	24	1480	1480	1480	1659	2099	2107
Pressure Class	Nominal Size Of Pipe (NPS)	Slip On (SORF)	Threaded (NPT)	Socket Weld (SWRF)	Lap Joint (LOOSE)	Blind (BLRF)	Weld Neck (WNRF)
Class 1500 Flange	½	6	6	6	6	4	7
	¾	6	6	6	6	6	7
	1	8	8	8	8	9	9
	1¼	10	10	10	10	10	10
	1½	14	14	14	14	14	14
	2	25	25	25	25	25	25
	2½	36	36	36	35	35	36
	3	48	48	48	47	48	48
	4	73	73	73	75	73	73
	5	132	132	132	140	140	132
	6	165	165	165	170	160	165
	8	260	260	260	286	302	275
	10	436	436	436	485	510	455
	12	667	667	667	749	775	690
	14	940	940	940	890	975	940
	16	1250	1250	1250	1250	1300	1250
	18	1625	1625	1625	1475	1750	1625
	20	2050	2050	2050	1775	2225	2050
	24	2825	2825	2825	2825	3625	3325
Pressure Class	Nominal Size Of Pipe (NPS)	Slip On (SORF)	Threaded (NPT)	Socket Weld (SWRF)	Lap Joint (LOOSE)	Blind (BLRF)	Weld Neck (WNRF)
Class 2500 Flange	½	….	7	….	7	7	8
	¾	….	9	….	8	10	9
	1	….	12	….	12	12	13
	1¼	….	18	….	17	18	20
	1½	….	25	….	24	25	28
	2	….	38	….	37	39	42
	2½	….	55	….	53	56	52
	3	….	83	….	80	86	94
	4	….	127	….	122	133	146
	5	….	210	….	204	223	244
	6	….	323	….	314	345	378
	8	….	485	….	471	533	576
	10	….	925	….	897	1025	1068
	12	….	1300	….	1262	1464	1608

Torque Values For En 1092-1 P355qh1 Welding Neck Flanges

CS Pipe Flange Size Inch	CS Pipe Flange Size MM	(Maximum) Radial Projection
CS Pipe Flange Size Inch	CS Pipe Flange Size MM	No Deeper Than the Bottom In Millimeter	Deeper Than the Bottom In Millimeter
1/2	15	3.0	1.5
3/4	20	3.0	1.5
1	25	3.0	1.5
1 1/4	32	3.0	1.5
1 1/2	40	3.0	1.5
2	50	3.0	1.5
2 1/2	65	3.0	1.5
3	80	4.5	1.5
3 1/2	90	6.0	3.0
4	100	6.0	3.0
5	125	6.0	3.0
6	150	6.0	3.0
8	200	8.0	4.5
10	250	8.0	4.5
12	300	8.0	4.5
14	350	8.0	4.5
16	400	10.0	4.5
18	450	12.0	6.0

P355qh1 Quenched Steel Blind Flanges Sizes Chart

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

NDT test done for Low Carbon Steel EN 10222-4 Grade P355QH1 Forged Flange and EN 1.0571 Plate Flange to ensure leak free connection

P355qh1 Carbon Steel Flange Thickness Chart

Normal Size Of 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	-	-	-	-	-	-

CS Pipe Flanges Dimensions in inches And Weight in pounds.
Wall thicknesses are identical to steel (CS) Sche 10S in size through 12″ Inch, and to Sch 10 sizes 14 Inch″, Or larger.
Standard Wall thick. are identical to steels flange Sch 40S in size though 10″ inch.
Extra Heavy Wall thick. (WT) are identical to flange Sch 80S in sizes through 8″ inch.
Other sizes or thick. types of steels flange can be provided to meet applications.
CS Flange manufacturer and Stocked in and carbon steels, or variety of other metals and alloy steels.

Bolt Size Of Grade P355qh1 Flange

Gaskets For En 10222-4 Grade P355qh1 Flanges

(Normal Size Of Pipes) In Inch	(I.D.) Inner Daimeter Gasket	(O.D.) Outer Daimeter Gasket
(Normal Size Of 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

Facing Type Of Carbon Steel P355qh1 Flange

Type A: Flat Face (FF)
Type B: Raised Face (RF)
Type C: Tongue Face (TF)
Type D: Grooved Face (GF)
1Type E: Spigo
Type F: Recess
Type G: Ring Recess
Type H: O-Ring Groove

P355qh1 Slip On Flanges Tolerance

Type Of P355QH1 Steel Flange	Diameter	Tolerance
(A)	(Outer Diameter)	When Outer Diameter is 24 Inch or less: ±1/16" (1.6 mm) When Outer Diameter is over 24": ±1/8" (3.2 mm)
(D)	(Inner Diameter)	10 Inches and smaller: ±1/32" (0.8 in mm) 12 Inches thru 18": +1/8" (3.2 in mm) 20 Inches and larger: -1/16" (1.6 in mm)
(B)	Contact Face	1/16" (RF): ±1/32" (0.8 mm) 1/4" (RF), Tongue And Groove (male And female): ±1/64" (0.4 mm)
(J)	Hub At Base Dai.	When hub base is 24 inches or smaller: ±1/16" (1.6 millimeter) When hub base is over 24": ±1/8" (3.2 millimeter)
(H)	Diameter of hub at point of welding	5 inch or smaller: +3/32" (2.4 mm), -1/32" (0.8 millimeter) 6 inch or larger: +5/32" (4.0 millimeter), -1/32 (0.8 mm)
(P)	Drilling	(B.C.): ±1/16" (1.6 mm) (B.H.) spacing: ±1/32" (0.8 mm)
	Eccentricity of (bc) with respect to facing	2 1/2" or smaller ±1/32" (0.8 mm) max. 3" or larger ±1/16" (1.6 mm) max.
(C)	(W.T.)	18 inch or smaller: ±1/8" (3.2 mm), -0" 20 inch or larger: ±3/16" (4.8 mm), -0"
(K)	hub Length	10 Inch or smaller: ±1/16" (1.6 millimeter) 12 Inch or larger: ±1/8" (3.2 millimeter)

Quenched CS P355qh1 Flanges Applications

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