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Fakai Valve Factory Site: Yongxing Industrial Zone, Longwan District, Wenzhou City Tel: 0577-88767789
Fax: 0577-85983279
Mobile: 15958706338
Contact: Mr. Wang Email: 1552028357@qq.com
Website: http://timbuist.com

H14W stainless steel internal check valve

H14W stainless steel internal thread check valve structure diagram
H14W stainless steel internal thread check valve structure diagram

Structural features

The function of H14W stainless steel internal thread check valve is to prevent the medium in the pipeline from flowing backward. The check valve belongs to the category of automatic valves, and the opening and closing parts are opened or closed by the force of the flowing medium. The check valve is only used on the pipeline where the medium flows in one direction, preventing the medium from flowing back to prevent accidents. Applicable media: water, oil, steam, acid media, etc.

Manufacturing Standards

Design and Manufacturing Structure length Pressure-temperature rating Connecting flange Test and inspection
GB12236 GB12221 GB9131
JB / T74
HG20604
JB / T74-94
GB9113
HG20592-20635
JB / T9092-1999
GB13927

Stress test

Nominal pressure
PN (MPa)
Test pressure (MPa) Applicable temperature (℃) Applicable medium
Strength test Seal test WCB Cr5Mo 1Cr18Ni12Mo2Ti 1Cr18Ni9Ti
1.6 2.4 1.8 ≤425 ≤550 ≤220 ≤200 Water, oil, steam, acid media
2.5 3.8 2.8
4.0 6.0 4.4
6.4 9.6 7.1
10.0 15.0 11.0 -
16.0 24.0 17.6
25.0 37.5 27.5

Part material

Part Name material code
Valve body WCB ZGCr5Mo ZG1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti
cap WCB ZGCr5Mo ZG1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti
Disc WCB ZGCr5Mo ZG1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti
Joystick WCB ZGCr5Mo ZG1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti
Valve seat 25 1Cr18Ni9Ti 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti
Pin 1Cr17Ni2 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti
Seal ring, gasket Covering pad 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti

Dimensions

Nominal pressure
PN (MPa)
Nominal diameter
DN (mm)
Dimensions (mm) weight
kg
L D D1 D2 bf zd D3 H
1.6 25 160 115 85 65 16-2 4--14 140 130 14
32 180 135 100 78 16-2 4--18 150 140 16
40 200 145 110 85 16-2 4--18 160 150 18
50 230 160 125 100 16-2 4--18 185 160 twenty two
65 290 180 145 120 18-3 4--18 215 177 26
80 310 195 160 135 20-3 8-18 235 187 33
100 3540 215 180 155 20-3 8-18 255 202 39
125 400 245 210 185 22-3 8-18 285 227 57
150 480 280 240 210 24-3 8-23 330 263 80
200 550 335 295 265 26-3 12-23 385 293 95
250 650 405 355 320 30-3 12-25 455 330 175
300 750 460 410 375 30-4 12-25 515 382 260
350 850 520 470 435 34-3 16-25 545 430 360
400 950 580 525 485 36-4 16-30 600 480 496
500 1150 705 650 608 44-4 20-34 730 560 588