Flanged Knife Gate Valve
Body: Carbon Steel, Ductile Iron, SS316
Knife: SS304, SS316
Disc: SS304, SS316L
Wedge: SS304, SS316, SS316L
Packing: PTFE
Seal Ring: Polyurethane, EPDM, NBR, VITON
Yoke: SS304, SS316
Packing Gland: CF8, WCB
Nominal Size: DN50 to DN450
Nominal Pressure: Class150 to Class30, PN10
End Type: Flanged
Operation: Handwheel, Electric Actuated, Pneumatic Actuated
Design and Manufacture Standard: MSS SP-81
Face to Face Dimension: MSS SP-81
Flanged End Dimension: DIN, JIS
Inspection and Test: API 598
Dimensions                                      Unit: mm
| DN | L, RF | L1-BW | L2-RTJ | H | K |
| 50 | 178 | 216 | 191 | 400 | 200 |
| 65 | 191 | 241 | 203 | 490 | 200 |
| 80 | 203 | 283 | 216 | 510 | 250 |
| 100 | 229 | 305 | 241 | 585 | 300 |
| 125 | 267 | 403 | 279 | 795 | 350 |
| 150 | 292 | 419 | 305 | 1015 | 350 |
| 200 | 330 | 457 | 343 | 1230 | 400 |
| 250 | 356 | 502 | 368 | 1465 | 450 |
| 300 | 381 | 572 | 394 | 1755 | 500 |
| 350 | 406 | 610 | 419 | 2030 | 500 |
| 400 | 432 | 660 | 445 | 2210 | 600 |
| 450 | 457 | 711 | 470 | 2510 | 750 |
| 500 | 508 | 813 | 521 | 2880 | 750 |
