Design specification | Structure length | Connecting flange | Test and test | Product identification | Specification of supply |
GB/T 12239 | GB/T 12221 | JB/T 78;JB/T 79 | GB/T 13927 | GB/T 12220 | JB/T 7928 |
Nominal pressure:PN1.0~1.6mpa Nominal diameter:DN15~300mm lining type:full ining type
![a](http://www.jglinedvalve.com/uploads/a10.png)
Body material
Nominal pressure:PN(1.6MPa)
Lining material
Structure:1-layer ridge weir;5-Direct flow;6-straight through
Connection:4-Flange type
Product type:G-Diaphragm valve
No. | Part name | Gray cast iron | Cast steel | Stainless acid resistant cast steel | Ultra-low rust resistant cast steel | ||||
Z | C | P | R | PL | RL | ||||
1 | Body/bonnet | HT250 | WCB | CF8 | CF8M | CF3 | CF3M | ||
2 | Disc/stem |
WCB |
1Cr13 |
WCB |
2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2T | 00Cr18Ni10 | 00Cr17Ni14Mo2 |
Carbon
(Corrugated anti-corrosion treatment) |
Oxygenic steel
(Strong and anti-surprise treatment) |
||||||||
3 | Lining/Seat | PCTEF(F3)、FEP(F46)、PFA(F4)、PP、PO | |||||||
4 | Diaphragm | PEP(F46)/CR、PFA(F4)/FPDM | |||||||
5 | Stand | PTFE(F4) | CF8 | CF8 | |||||
6 | Stem nut | ZCuAl10Fe3 | ZCuAl10Fe3 | ZCuAI10Fe3 | |||||
7 | Strong bolt | 35 | Cr17Ni2 | 1Cr18Ni9Ti | |||||
8 | Nut | 45 | 0Cr18Ni9 | 0Cr18Ni9 | |||||
9 | Handwheel | WCB | WCB | WCB |
Nominal dameter | Standard values | Reference | ||||||||||
DN (mm) | NPS (inch) | L | D | D1 | D2 | f | b | Z-φd | Do | H | H₁ | WT(kg) |
PN0.6MPa | ||||||||||||
15 | 1/2 | 124 | 80 | 55 | 40 | 2 | 12 | 4-φ12 | 100 | 80 | 1.6 | |
20 | 3/4 | 135 | 90 | 65 | 50 | 2 | 14 | 4-φ12 | 100 | 90 | 2.4 | |
25 | 1 | 150 | 100 | 75 | 60 | 2 | 14 | 4-φ12 | 120 | 100 | 3.4 | |
32 | 11/4 | 160 | 120 | 90 | 70 | 2 | 16 | 4-φ14 | 120 | 110 | 4.8 | |
40 | 11/2 | 180 | 130 | 100 | 80 | 3 | 16 | 4-φ14 | 140 | 120 | 6.0 | |
50 | 2 | 210 | 140 | 110 | 90 | 3 | 16 | 4-φ14 | 160 | 135 | 8.8 | |
65 | 21/2 | 250 | 160 | 130 | 110 | 3 | 16 | 4-φ14 | 200 | 145 | 11.5 | |
80 | 3 | 300 | 185 | 150 | 125 | 3 | 18 | 4-φ18 | 200 | 180 | 15.2 | |
100 | 4 | 350 | 205 | 170 | 145 | 3 | 18 | 4-φ18 | 280 | 195 | 18.8 | |
125 | 5 | 400 | 235 | 200 | 175 | 3 | 20 | 8-φ18 | 320 | 210 | 22.5 | |
150 | 6 | 460 | 260 | 225 | 200 | 3 | 20 | 8-φ18 | 400 | 200 | 450 | 48 |
200 | 8 | 570 | 315 | 280 | 255 | 3 | 22 | 8-φ18 | 400 | 200 | 490 | 65 |
250 | 10 | 680 | 370 | 335 | 310 | 3 | 24 | 12-φ18 | 500 | 240 | 550 | 88 |
300 | 12 | 790 | 435 | 395 | 362 | 4 | 24 | 12-φ23 | 500 | 280 | 600 | 125 |
350 | 14 | 900 | 485 | 445 | 412 | 4 | 26 | 12-φ23 | 280 | 675 | 185 | |
400 | 16 | 1000 | 535 | 495 | 462 | 4 | 28 | 16-φ23 | 320 | 780 | 255 | |
450 | 18 | 1092 | 590 | 550 | 518 | 4 | 28 | 16-φ23 | 360 | 820 | 320 | |
500 | 20 | 1194 | 640 | 600 | 568 | 4 | 30 | 16-φ23 | 360 | 910 | 405 |
Nominal dameter | Standard values | Reference | ||||||||||
DN (mm) | NPS (inch) | L | D | D1 | D2 | f | b | Z-Φd | Do | H | H1 | WT(kg) |
PN1.0MPa | ||||||||||||
15 | 1/2 | 124 | 95 | 65 | 45 | 2 | 14 | 4-Φ14 | 100 | 105 | 110 | 3.5 |
20 | 3/4 | 135 | 105 | 75 | 55 | 2 | 16 | 4-Φ14 | 100 | 115 | 125 | 4 |
25 | 1 | 150 | 115 | 85 | 65 | 2 | 16 | 4-Φ14 | 120 | 120 | 135 | 5.5 |
32 | 11/4 | 160 | 135 | 100 | 78 | 2 | 18 | 4-Φ18 | 120 | 125 | 150 | 8 |
40 | 11/2 | 180 | 145 | 110 | 85 | 3 | 18 | 4-Φ18 | 140 | 135 | 175 | 11 |
50 | 2 | 210 | 160 | 125 | 100 | 3 | 20 | 4-Φ18 | 160 | 155 | 195 | 14 |
65 | 21/2 | 250 | 180 | 145 | 120 | 3 | 20 | 4-Φ18 | 200 | 170 | 200 | 23 |
80 | 3 | 300 | 195 | 160 | 135 | 3 | 22 | 4-Φ18 | 200 | 200 | 255 | 29 |
100 | 4 | 350 | 215 | 180 | 155 | 3 | 22 | 8-Φ18 | 280 | 270 | 325 | 46 |
125 | 5 | 400 | 245 | 210 | 185 | 3 | 24 | 8-Φ18 | 320 | 335 | 405 | 70 |
150 | 6 | 460 | 280 | 240 | 210 | 3 | 24 | 8-Φ23 | 400 | 370 | 450 | 95 |
200 | 8 | 570 | 335 | 295 | 265 | 3 | 26 | 8-Φ23 | 400 | 480 | 600 | 170 |
250 | 10 | 680 | 390 | 350 | 320 | 3 | 28 | 12-Φ23 | 500 | 545 | 620 | 270 |
300 | 12 | 790 | 440 | 400 | 368 | 4 | 28 | 12-Φ23 | 500 | 585 | 680 | 320 |