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


P355QH1 Steel Flange



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 Steel Flange

P355qh1 Flange

P355qh1 Flange

P355qh1 Pipe Flange

P355qh1 Pipe Flange

P355qh1 Forging Flange

P355qh1 Forging Flange

P355qh1 Forged Flange

P355qh1 Forged Flange

En 10222-4 P355qh1 Flange

En 10222-4 P355qh1 Flange

P355qh1 Steel Blind flange

P355qh1 Steel Blind flange

 En 1092-1 P355qh1 Weld Neck Flange

En 1092-1 P355qh1 Weld Neck Flange

Steel P355qh1 Slip On Flange

Steel P355qh1 Slip On Flange

Werkstoff P355qh1 Threaded Flange

Werkstoff P355qh1 Threaded Flange

 P355qh1 Quenched Steel Socket Weld Flange

P355qh1 Quenched Steel Socket Weld Flange

Quenched Steel P355qh1 Lap joint flange

Quenched Steel P355qh1 Lap joint flange

Weldable Fine Grain Steels Flange

Weldable Fine Grain Steels Flange

En 1092-1 P355qh1 Welding Neck Flange

En 1092-1 P355qh1 Welding Neck Flange

En 10222-4 Grade P355qh1 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


ElementComposition, %
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
Mn0.90-1.50
P≤0.025
S≤0.010
Al≥0.020

P355qh1 Mechanical Properties


P355qh1 Mechanical Properties

P355qh1 Temperature


Temperature
°C
Rp0.2
minimum MPa
70<T≤100
Rp0.2
minimum MPa
100<T≤250
Rp0.2
minimum MPa
250<T≤400
50305285266
100287268250
150265249232
200244228213
250224209195
300206192179
350190178166
400179167156

Heat Treatment Conditions Of P355qh1 Forging Flange


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
ReH(70<T≤100)≥315
ReH(100<T≤250)≥295
ReH(250<T≤400)≥275
Rm470~630
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


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 ClassNominal Size Of Pipe  (NPS)Slip On (SORF)Threaded (NPT)Socket Weld (SWRF)Lap Joint (LOOSE)Blind (BLRF)Weld Neck (WNRF)
Class 150 Flange½ 112122
¾222222
1222223
333333
1½ 333344
2555556
2½ 8888710
39999911.5
3½ 111211111312
4131313131716.5
5151515152021
6191919192726
8303030304742
10434343437054
126464646412388
14909090105140114
161069898140180140
18130130130160220165
20165165165195285197
22185185185245355225
24220220220275430268
Pressure ClassNominal Size Of Pipe  (NPS)Slip On (SORF)Threaded (NPT)Socket Weld (SWRF)Lap Joint (LOOSE)Blind (BLRF)Weld Neck (WNRF)
Class 300 Flange½223222
¾333333
1333344
4.54.544.565
1½ 6.56.566.577
2777789
2½ 101010101212
313141314.51618
3½ 171717172120
423.52422242826.5
5293128283736
6393939395045
8585858588169
1081818191124100
12115115115140185142
14165165165190250206
16210220190234315250
18253280250305414320
20315325315375515400
22370370370435640465
24490490475550800580
Pressure ClassNominal Size Of Pipe  (NPS)Slip On (SORF)Threaded (NPT)Socket Weld (SWRF)Lap Joint (LOOSE)Blind (BLRF)Weld Neck (WNRF)
Class 400 Flange½ 222223
¾333333.5
13.53.53.53.544
4.54.54.54.564.5
1½ 6.56.56.56.588
288881010
2½ 121212111514
3151515142018
3½ 212121202926
4262626253335
5313131294443
6444444426157
86767676410089
10919191110155125
12130130130152226175
14191191191210310233
16253253253280398295
18 310310310345502360
20378378378420621445
22405405405455720505
24539539539615936640
Pressure ClassNominal Size Of Pipe  (NPS)Slip On (SORF)Threaded (NPT)Socket Weld (SWRF)Lap Joint (LOOSE)Blind (BLRF)Weld Neck (WNRF)
Class 600 Flange½222233
¾333344
1444444
555566
1½ 777788
299991012
2½ 131313121518
3161616152023
3½ 212121202926
4373737364142
5636363636868
6808080788681
81151515112140120
10177177177195231190
12215215215240295226
14259259259290378347
16366366366400527481
18476476476469665555
20612612612604855690
225905905906701000720
248768768768661250977
Pressure ClassNominal Size Of Pipe  (NPS)Slip On (SORF)Threaded (NPT)Socket Weld (SWRF)Lap Joint (LOOSE)Blind (BLRF)Weld Neck (WNRF)
Class 900 Flange½ 666647
¾666667
17.57.57.57.598.5
101010101010
1½ 141414141414
2222222212524
2½ 313131253231
3363636293536
4535353515453
5838383818786
6110110110105115110
8172172172190200187
10245245245277290268
12326326326371415372
14400400400415520562
16459459459488619685
18647647647670880924
2079279279286811071164
24148014801480165920992107
Pressure ClassNominal Size Of Pipe  (NPS)Slip On (SORF)Threaded (NPT)Socket Weld (SWRF)Lap Joint (LOOSE)Blind (BLRF)Weld Neck (WNRF)
Class 1500 Flange½666647
¾666667
1888899
101010101010
1½ 141414141414
2252525252525
2½ 363636353536
3484848474848
4737373757373
5132132132140140132
6165165165170160165
8260260260286302275
10436436436485510455
12667667667749775690
14940940940890975940
16125012501250125013001250
18162516251625147517501625
20205020502050177522252050
24282528252825282536253325
Pressure ClassNominal Size Of Pipe  (NPS)Slip On (SORF)Threaded (NPT)Socket Weld (SWRF)Lap Joint (LOOSE)Blind (BLRF)Weld Neck (WNRF)
Class 2500 Flange½ ….7….778
¾….9….8109
1….12….121213
….18….171820
1½ ….25….242528
2….38….373942
2½ ….55….535652
3….83….808694
4….127….122133146
5….210….204223244
6….323….314345378
8….485….471533576
10….925….89710251068
12….1300….126214641608

Torque Values For En 1092-1 P355qh1 Welding Neck Flanges


CS Pipe Flange Size Inch CS Pipe Flange Size MM (Maximum) Radial Projection
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 PipeOuter Diameter (O.D.)10 Schedule20 Schedule30 ScheduleSTD Wall40 Schedule60 ScheduleEXT Hvy80 Schedule100 Schedule120 Schedule140 Schedule160 ScheduleXX Hvy
½0.840.083......0.1090.109...0.1470.147.........0.1880.294
¾1.050.083......0.1130.113...0.1540.154.........0.2190.308
11.3150.109......0.1330.133...0.1790.179.........0.250.358
1 ¼1.660.109......0.140.14...0.1910.191.........0.250.382
1 ½1.90.109......0.1450.145...0.20.2.........0.2810.4
22.3750.109......0.1540.154...0.2180.218.........0.3440.436
2 ½2.8750.12......0.2030.203...0.2760.276.........0.3750.552
33.50.12--0.2160.216-0.30.3---0.4380.6
3 ½40.12--0.2260.226-0.3180.318----0.636
44.50.12--0.2370.237-0.3370.337-0.438-0.5310.674
55.5630.134--0.2580.258-0.3750.375-0.5-0.6250.75
66.6250.134--0.280.28-0.4320.432-0.562-0.7190.864
88.6250.1480.250.2770.3220.3220.4060.50.50.5940.7190.8120.9060.875
1010.750.1650.250.3070.3650.3650.50.50.5940.7190.84411.1251
1212.750.180.250.330.3750.4060.5620.50.6880.84411.1251.3121
14140.250.3120.3750.3750.4380.5940.50.750.9381.0941.251.406-
16160.250.3120.3750.3750.50.6560.50.8441.0311.2191.4381.594-
18180.250.3120.4380.3750.5620.750.50.9381.1561.3751.5621.781-
20200.250.3750.50.3750.5940.8120.51.0311.2811.51.751.969-
22220.25--0.375--0.5------
24240.250.3750.5620.3750.6880.9690.51.2191.5311.8122.0622.344-
2626---0.375--0.5------
30300.3120.50.6250.375--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


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
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 DiameterTolerance
(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