Double Disc Gate Valve
1. Body: Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel
2. Drain Box: Cast iron, Ductile Iron
3. Disc: Carbon Steel, Stainless Steel, Brass
4. Top Wedge: Carbon Steel, Stainless Steel, Brass
5. Stem Nut: Ductile iron, Brass
6. Stem: Cast iron, Ductile iron
7. Bonnet: Cast Iron, Ductile iron
8. Packing: PTFE, Graphite
9. Gland: PTFE, Graphite
10. Gear Actuator: Cast Iron, Ductile Iron
11. Dispersing Plug: Cast Iron, Ductile Iron
12. High Intensity Spring: Carbon Steel, Stainless Steel, Brass
13. Orbit Roller: Carbon Steel, Stainless Steel, Brass
Nominal Diameter: DN40 to DN800
Nominal Pressure: PN200 to PN500
Design and Manufacture: API600, ASME B16.34
Face to Face Dimension: ASME B16.10
Buttweld Dimension: ASME B16.25
Inspection and Test: API598
Dimensions
PN10 Unit:mm
DN | L | D | D1 | D2 | H | H1 | DO |
40 | 165 | 150 | 110 | 84 | 257 | 302 | 160 |
50 | 180 | 165 | 125 | 99 | 289 | 346 | 180 |
65 | 195 | 185 | 145 | 118 | 334 | 408 | 180 |
80 | 210 | 200 | 160 | 132 | 377 | 465 | 200 |
100 | 230 | 220 | 180 | 156 | 433 | 542 | 200 |
125 | 255 | 250 | 210 | 184 | 527 | 662 | 240 |
150 | 280 | 285 | 240 | 211 | 596 | 754 | 240 |
200 | 330 | 340 | 295 | 266 | 772 | 984 | 320 |
250 | 380 | 395 | 350 | 319 | 904 | 1168 | 320 |
300 | 420 | 445 | 400 | 370 | 1045 | 1357 | 400 |
350 | 450 | 505 | 460 | 429 | 1177 | 1542 | 400 |
400 | 480 | 565 | 515 | 480 | 1345 | 1759 | 500 |
450 | 510 | 615 | 565 | 530 | 1497 | 1972 | 500 |
500 | 540 | 670 | 620 | 582 | 1648 | 2173 | 600 |
600 | 600 | 780 | 725 | 682 | 1830 | 2458 | 600 |