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Product drawings
Product size
| nominal pressurePN | caliber | Total length(L) | outer circle(D) | center(D1) | Shui Jie(D2) | Flange thickness(b) | Thick water medium(f) | n-Фd |
| PN16 | 50 | 250 | 160 | 125 | 100 | 20 | 3 | 4-Ф18 |
| 65 | 265 | 180 | 145 | 120 | 20 | 3 | 4-Ф18 | |
| 80 | 280 | 195 | 160 | 135 | 20 | 3 | 8-Ф18 | |
| 100 | 300 | 215 | 180 | 158 | 20 | 3 | 8-Ф18 | |
| 125 | 325 | 245 | 210 | 188 | 22 | 3 | 8-Ф18 | |
| 150 | 350 | 280 | 240 | 212 | 22 | 3 | 8-Ф22 | |
| 200 | 400 | 335 | 295 | 268 | 24 | 3 | 12-Ф22 | |
| 250 | 450 | 405 | 355 | 320 | 26 | 3 | 12-Ф26 | |
| 300 | 500 | 460 | 410 | 378 | 28 | 4 | 12-Ф26 | |
| 350 | 550 | 520 | 470 | 438 | 30 | 4 | 16-Ф26 | |
| 400 | 600 | 580 | 525 | 490 | 32 | 4 | 16-Ф30 | |
| 450 | 650 | 640 | 585 | 550 | 40 | 4 | 20-Ф30 | |
| 500 | 700 | 705 | 650 | 610 | 44 | 4 | 20-Ф33 | |
| 600 | 800 | 840 | 770 | 725 | 54 | 5 | 20-Ф36 | |
| nominal pressurePN | caliber | Total length(L) | outer circle(D) | center(D1) | Shui Jie(D2) | Flange thickness(b) | Thick water medium(f) | n-Фd |
| PN25 | 50 | 250 | 160 | 125 | 100 | 20 | 3 | 4-Ф18 |
| 65 | 265 | 180 | 140 | 120 | 22 | 3 | 8-Ф18 | |
| 80 | 280 | 195 | 160 | 135 | 24 | 3 | 8-Ф18 | |
| 100 | 300 | 230 | 190 | 160 | 24 | 3 | 8-Ф22 | |
| 125 | 325 | 270 | 220 | 188 | 26 | 3 | 8-Ф26 | |
| 150 | 350 | 300 | 250 | 218 | 28 | 3 | 8-Ф26 | |
| 200 | 400 | 360 | 310 | 278 | 30 | 3 | 12-Ф26 | |
| 250 | 450 | 425 | 370 | 332 | 32 | 3 | 12-Ф30 | |
| 300 | 500 | 485 | 430 | 390 | 34 | 4 | 16-Ф30 | |
| 350 | 550 | 550 | 490 | 450 | 38 | 4 | 16-Ф34 | |
| 400 | 600 | 610 | 550 | 505 | 40 | 4 | 16-Ф34 | |
| 450 | 650 | 670 | 600 | 555 | 46 | 4 | 20-Ф34 | |
| 500 | 700 | 730 | 660 | 615 | 48 | 4 | 20-Ф36 | |
| 600 | 800 | 845 | 770 | 720 | 58 | 5 | 20-Ф41 | |
| nominal pressurePN | caliber | Total length(L) | outer circle(D) | center(D1) | Shui Jie(D2) | Flange thickness(b) | Thick water medium(f) | n-Фd |
| PN40 | 50 | 250 | 160 | 125 | 100 | 20 | 3 | 4-Ф18 |
| 65 | 280 | 180 | 145 | 120 | 22 | 3 | 8-Ф18 | |
| 80 | 310 | 195 | 160 | 135 | 24 | 3 | 8-Ф18 | |
| 100 | 350 | 230 | 190 | 160 | 24 | 3 | 8-Ф22 | |
| 125 | 400 | 270 | 220 | 188 | 26 | 3 | 8-Ф26 | |
| 150 | 450 | 300 | 250 | 218 | 28 | 3 | 8-Ф26 | |
| 200 | 550 | 375 | 320 | 285 | 34 | 3 | 12-Ф30 | |
| 250 | 650 | 445 | 385 | 345 | 38 | 3 | 12-Ф33 | |
| 300 | 750 | 510 | 450 | 410 | 42 | 4 | 12-Ф33 | |
| 350 | 850 | 570 | 510 | 465 | 46 | 4 | 16-Ф36 | |
| 400 | 950 | 660 | 585 | 535 | 50 | 4 | 16-Ф39 | |
| 450 | 1050 | 685 | 610 | 560 | 57 | 4 | 20-Ф39 | |
| 500 | 1150 | 755 | 670 | 615 | 57 | 4 | 20-Ф42 | |
| 600 | 1350 | 890 | 795 | 735 | 72 | 5 | 20-Ф48 |
Dimensions of forged corrugated pipe gate valve:
| nominal pressurePN | caliber | Total length(L) | outer circle(D) | center(D1) | Shui Jie(D2) | Flange thickness(b) | Thick water medium(f) | n-Фd | Hand wheelw | center heightH |
| 16-40 | 15 | 130 | 95 | 65 | 45 | 16 | 2 | 4-Ф14 | Ф95 | 210 |
| 20 | 150 | 105 | 75 | 58 | 18 | 2 | 4-Ф14 | Ф95 | 215 | |
| 25 | 160 | 115 | 85 | 68 | 18 | 2 | 4-Ф14 | Ф117 | 245 | |
| 32 | 180 | 140 | 100 | 78 | 18 | 2 | 4-Ф18 | Ф145 | 280 | |
| 40 | 200 | 150 | 110 | 88 | 18 | 3 | 4-Ф18 | Ф145 | 295 | |
| 50 | 250 | 165 | 125 | 102 | 18 | 3 | 4-Ф18 | Ф170 | 363 |
Technical Data
1. Implement the standard GB/T12234-2019
2. Structural length standard GB/T12221-2005
3. Flange size standard JB/T82.1-94
4. Test standard GB/T26480-2011
Product Parts List
| No. | name | Materials | No. | name | Materials |
| 1 | Body | WCB/CF8/CF8M | 13 | hex nut | ASTM A194-2H/A194-8 |
| 2 | Valve plate | WCB+1Cr13/Stellite | 14 | Double headed stud | ASTM A193-B7/A193-B8 |
| 3 | Lower valve stem | 1Cr13/F304/F316 | 15 | Gasket | Flexible graphite+stainless steel/PTFE |
| 4 | valve seat | 1Cr13/Stellite | 16 | Bonne | WCB/CF8/CF8M |
| 5 | Protective sleeve | 1025/SS304/SS316 | 17 | Packing | Flexible graphite/PTFE |
| 6 | Gasket | Flexible graphite+stainless steel/PTFE | 18 | Packing gland | WCB/CF8 |
| 7 | Middle bracket | WCB/CF8/CF8M | 19 | hex nut | ASTM A194-2H/A194-8 |
| 8 | hex nut | ASTM A194-2H/A194-8 | 20 | Living bolt | ASTM A193-B7/A193-B8 |
| 9 | Double headed stud | ASTM A193-B7/A193-B8 | 21 | plain bearing | Assembly |
| 10 | Nut | copper alloy/D2/BL-2 | 22 | Bearing cover | 1035/SS304 |
| 11 | Bellows component | SS304/SS316L | 23 | Hand wheel | WCB/KTH330 |
| 12 | Upper Stem | 1Cr13/F304 |
Parts List for Forged Bellows Gate Valve:
| No. | name | Materials | No. | name | Materials |
| 1 | Body | A105/F304/F316 | 10 | cylindrical pin | 1035/SS304 |
| 2 | valve seat | 1Cr13/F304/F316/Stellite | 11 | Living bolt | ASTM A193-B7/A193-B8 |
| 3 | Valve plate | 1Cr13/F304/F316+Stellite | 12 | hex nut | ASTM A194-2H/A194-8 |
| 4 | Stem | 2Cr13/F304/F316 | 13 | Packing Bushing | 2Cr13/F304/F316 |
| 5 | Bellows component | SS304/SS316L | 14 | hold-down grid | A105/F304 |
| 6 | Gasket | Flexible graphite+stainless steel/PTFE | 15 | Nut | copper alloy/D2/BL-2 |
| 7 | Packing | Flexible graphite/PTFE | 16 | Handwheel and cap | A105 |
| 8 | Bonne | A105/F304/F316 | 17 | Hand wheel | KTH330 |
| 9 | Single head bolt | ASTM A193-B7/A193-B8 |
Related Information
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