Valve, Knife Gate Tech, SS316, 8”, H/W (Valve Knife Gate Technical,
ANSI 150, Seat EPDM)
Design & manufacture standard: API6D,API600,API603,ISO10434
Face to face dimensions: ANSI/ASME B16.10
Flange connection: ANSI/ASME B16.5 for NPS24,ASME B16.47A/MSS SP-44
for NPS>24.
Butt-welding end dimensions: ANSI/ASME B16.25
Socket-welding dimensions: ANSI/ASME B16.11
Inspection & test standard: API6D,API598.
Pressure: 150Lb,300Lb,600Lb,900Lb 1500lb 2500lb etc.
Nominal diameters: CAST: 2"~ 60" FORGED: 1/2"~ 2"
Major materials: CAST:
WCA,WCB,WCC,WC1,WC4,WC6,WC9,C5,C12,CA15,CF8,CF3,CF3M,CF8,CF8M,CN7M,CD4MCU,CK3MCUN,LCA,LCB,LCC,LC3,MONEL
400FORGED:
A105,A106,F1,F2,F11,F22,F5,F9,F6A,F304,F304L,F316,F316L,B473,F50,F44,LF2.LF3
etc.
Driving styles: manual/electric/conical gear/pneumatic,etc.
Specification
| PN(MPa) | strength test(MPa) | seal test(MPa) | Temperature | Medium |
| 1 | 1.5 | 1.1 | ≤100℃ | sewage,gray,pulp etc., |
| | | |
| 1.6 | 2.4 | 1.8 | ≤100℃ |
Material
| body /bonnet | Wedge | Stem | Seat |
| SST, carbon steel, ductile iron | carbon steel. SST | SST | rubber.PTFE,SST,Alloy |
Dimenision
| MPa | DN | L | D | D1 | D2 | H | N-M | D0 | Weight(Kg) |
| 1 | 50 | 43 | 160 | 125 | 100 | 285 | 4-M16 | 180 | 8 |
| 65 | 46 | 180 | 145 | 120 | 298 | 4-M16 | 180 | 10 |
| 80 | 46 | 195 | 160 | 135 | 315 | 4-M16 | 220 | 12 |
| 100 | 52 | 215 | 180 | 155 | 365 | 8-M16 | 220 | 14 |
| 125 | 56 | 245 | 210 | 185 | 400 | 8-M16 | 230 | 22 |
| 150 | 56 | 280 | 240 | 210 | 475 | 8-M20 | 280 | 29 |
| 200 | 60 | 335 | 295 | 265 | 540 | 8-M20 | 360 | 38 |
| 250 | 68 | 390 | 350 | 320 | 630 | 12-M20 | 360 | 66 |
| 300 | 78 | 440 | 400 | 368 | 780 | 12-M20 | 400 | 100 |
| 350 | 78 | 500 | 460 | 428 | 885 | 16-M20 | 400 | 119 |
| 400 | 102 | 565 | 515 | 482 | 990 | 16-M22 | 400 | 195 |
| 450 | 114 | 615 | 565 | 532 | 1100 | 20-M22 | 530 | 285 |
| 500 | 127 | 670 | 620 | 585 | 1200 | 20-M22 | 530 | 389 |
| 600 | 154 | 780 | 725 | 685 | 1450 | 20-M27 | 600 | 529 |
| 700 | 165 | 895 | 840 | 800 | 1700 | 24-M27 | 600 | 790 |
| 800 | 190 | 1010 | 950 | 898 | 2000 | 24-M30 | 680 | 850 |
| 900 | 203 | 1110 | 1050 | 1005 | 2300 | 28-M30 | 680 | 900 |
| 1000 | 216 | 1220 | 1160 | 1115 | 2500 | 28-M30 | 700 | 1050 |
| 1200 | 254 | 1450 | 1380 | 1325 | 2800 | 32-M36 | 800 | 1300 |
| 1.6 | 50 | 43 | 160 | 125 | 99 | 285 | 4-M16 | 180 | 8.5 |
| 65 | 46 | 185 | 145 | 120 | 295 | 4-M16 | 180 | 10.7 |
| 80 | 46 | 200 | 160 | 135 | 315 | 8-M16 | 220 | 13 |
| 100 | 52 | 220 | 180 | 155 | 365 | 8-M16 | 220 | 15 |
| 125 | 56 | 250 | 210 | 185 | 400 | 8-M16 | 230 | 23.5 |
| 150 | 56 | 285 | 240 | 210 | 475 | 8-M20 | 280 | 31 |
| 200 | 60 | 340 | 295 | 265 | 540 | 12-M20 | 360 | 40.7 |
| 250 | 68 | 405 | 355 | 310 | 630 | 12-M22 | 360 | 70 |
| 300 | 78 | 460 | 410 | 375 | 780 | 12-M22 | 400 | 107 |
| 350 | 78 | 520 | 470 | 435 | 885 | 16-M22 | 400 | 129 |
| 400 | 102 | 580 | 525 | 485 | 990 | 16-M27 | 400 | 215 |
| 450 | 114 | 640 | 585 | 545 | 1100 | 20-M27 | 530 | 305 |
| 500 | 127 | 715 | 650 | 609 | 1200 | 20-M30 | 530 | 410 |
| 600 | 154 | 840 | 770 | 720 | 1450 | 20-M36 | 600 | 550 |
| 700 | 165 | 910 | 840 | 788 | 1700 | 24-M36 | 600 | 820 |
| 800 | 190 | 1025 | 950 | 898 | 2000 | 24-M36 | 680 | 950 |
| 900 | 203 | 1125 | 1050 | 998 | 2300 | 28-M36 | 680 | 1020 |
| 1000 | 216 | 1255 | 1170 | 1110 | 2500 | 28-M42 | 700 | 1120 |
| 1200 | 254 | 1485 | 1390 | 1325 | 2800 | 32-M48 | 800 | 1480 |
| Design and manufacture: JB/T8691-1998 |
| Structural length: GB/T15188.2-94 |
| Flange connection: GB/T9113.1-2000 JB/T79-94 |
| Testing and acceptance: GB/T13927-92 |
| Key performance indicators |
| Nominal pressure | PN |
| Casing test | 1.5XPN |
| Leak test | 1.1XPN |
| Operating temperature | Rubber 80℃, PTFE≤180℃, hard sealing ≤425℃ |
| Working medium | Syrup, paper pulp, sewage, coal slurry, dust, slag-water mix |
| Key parts material |
| Valve body, upper cap | Carbon steel, stainless steel |
| Valve plate | stainless steel |
| Stem | stainless steel |
| Seal ring | Rubber, PTFE, stainless steel,hard alloy |
