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Fakai Valve Factory Site: Yongxing Industrial Zone, Longwan District, Wenzhou City Tel: 0577-88767789
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H42J rubber lined check valve

H42J rubber lined check valve structure diagram
H42J rubber lined check valve structure diagram

Scope of application

H42J rubber-lined check valve is an automatic valve that automatically opens and closes the valve flap to prevent reverse flow of the medium depending on the flow of the medium itself. , Can be used to control the flow of fluids such as water, steam, oil, gas, mud, various corrosive media, liquid metals and radioactive fluids.

Parts material

Serial number Part Name grey cast iron Cast steel Stainless acid resistant cast steel Ultra-low-carbon stainless acid-resistant cast steel
Z C P R PL RL
1 Body / bonnet HT250 WCB CF8 CF8M CF3 CF3M
2 Disc / Stem 35 1Cr13 1Cr18Ni9 1Cr18Ni12Mo2Ti 00Cr18Ni10 00Cr17Ni14Mo2
3 Lining / seat PCTEF (F3), FEP (F46), PFA (soluble F4), PP, PO
4 Fastening bolt WCB 1Cr17Ni2 1Cr18Ni9Ti
5 Nut PTFE (F4) CF8 CF8

Dimensions

Nominal diameter L D D1 D2 f b Z-φd D D1 D2 f b Z-φd
DN (mm) NPS (inch) PN1.0MPa PN1.6MPa
15 1/2 130 95 65 45 2 14 4-φ14 130 95 65 2 14 4-φ14
20 3/4 150 105 75 55 2 16 4-φ14 150 105 75 2 16 4-φ14
25 1 160 115 85 65 2 16 4-φ14 160 115 85 2 16 4-φ14
32 5/4 180 135 100 78 2 18 4-φ18 180 135 100 2 18 4-φ18
40 3/2 200 145 110 85 3 18 4-φ18 200 145 110 3 18 4-φ18
50 2 230 160 125 100 3 20 4-φ18 230 160 125 3 20 4-φ18
65 5/2 290 180 145 120 3 20 4-φ18 290 180 145 3 20 4-φ18
80 3 310 195 160 135 3 twenty two 4-φ18 310 195 160 3 twenty two 4-φ18
100 4 350 215 180 155 3 twenty two 8-φ18 350 215 180 3 twenty four 8-φ18
125 5 400 245 210 185 3 twenty four 8-φ18 400 245 210 3 26 8-φ18
150 6 480 280 240 210 3 twenty four 8-φ23 480 280 240 3 28 8-φ23
200 8 600 335 295 265 3 26 8-φ23 495 335 295 3 30 12-φ23
250 10 622 390 350 320 3 28 12-φ23 622 405 355 3 32 12-φ25
300 12 698 440 400 368 4 28 12-φ23 698 460 410 4 34 12-φ25
350 14 787 500 460 428 4 30 16-φ23 787 520 470 4 38 16-φ25
400 16 914 565 515 482 4 32 16-φ25 914 580 525 4 40 16-φ30
450 18 978 615 565 532 4 32 20-φ25
500 20 978 670 620 585 4 34 20-φ25