By using a sound small business credit, excellent after-sales provider and modern producing facilities, now we have earned an exceptional track record between our clients across the whole world for Reliable Supplier China High Quality Resilient Seated Underground Gate Valve with Extension Spindle, Only for accomplish the good-quality product to meet customer’s demand, all of our products have been strictly inspected before shipment.
By using a sound small business credit, excellent after-sales provider and modern producing facilities, now we have earned an exceptional track record between our clients across the whole world for China Gate Valve, Water Valve, Our factory covers an area of 12,000 square meters, and has a staff of 200 people, among which there are 5 technical executives. We are specialized in producing.We have rich experience in export. Welcome to contact us and your enquiry will be replied as soon as possible.
Technical parameters of rising stem fire resilient seat seal gate valve
Nominal diameter | DN50-600mm |
Nominal pressure | 1.0/1.6/2.5MPa |
working temperature | 0-80℃ |
Pressure seal | 2.0 times nominal pressure |
Pressure resistance of valve body | 4.0 times nominal pressure |
Applicable medium | Water, oil and gas |
Main connection dimensions
DN | L | D1 | D2 | N-Φd | (全关)Hmin | (全开)Hmax | |||
1.0MPa | 1.6MPa | 1.0MPa | 1.6MPa | 1.0MPa | 1.6MPa | ||||
50 | 178 | 135 | 135 | 125 | 125 | 4-19 | 4-19 | 322 | 374 |
65 | 190 | 185 | 185 | 145 | 145 | 4-19 | 4-19 | 332 | 398 |
80 | 203 | 200 | 200 | 160 | 160 | 8-19 | 8-19 | 350 | 429 |
100 | 229 | 220 | 220 | 180 | 180 | 8-19 | 8-19 | 420 | 524 |
125 | 254 | 250 | 250 | 210 | 210 | 8-19 | 8-19 | 420 | 524 |
150 | 267 | 285 | 285 | 240 | 240 | 8-23 | 8-23 | 581 | 736 |
200 | 292 | 340 | 340 | 295 | 295 | 8-23 | 12-23 | 736 | 942 |
250 | 330 | 405 | 405 | 350 | 355 | 12-23 | 12-28 | 882 | 1013 |
300 | 356 | 460 | 460 | 400 | 410 | 12-23 | 12-28 | 1009 | 1117 |
350 | 381 | 520 | 520 | 460 | 470 | 16-23 | 16-28 | 1300 | 1655 |
400 | 406 | 580 | 580 | 515 | 525 | 16-28 | 16-31 | 1380 | 1805 |