Stainless steel wedge flange gate valve
Product overview
Product model: Z40/41W/Y
Nominal pressure: PN1.0~16.0MPa
Nominal diameter: DN40~500mm
Main material: stainless steel
Applicable medium: water, oil, acid and alkali, corrosive, etc.
Design specification: GB/T12234
Structure length: GB/T 12221
Flange connection: GB/T 9113, JB/T 79
Test and inspection: GB/T 13927, JB/T9092
Product description
The stainless steel wedge flange gate valve has low fluid resistance, wide applicable pressure and temperature range, unlimited medium flow direction, and good sealing performance. It is widely used in petrochemical, thermal power plants and other oil products and steam pipelines as opening and closing devices for connecting or cutting off the medium in the pipeline.
Features
1. Compact structure, reasonable design, good valve rigidity, smooth passage and small flow coefficient;
2. The sealing surface is made of stainless steel and hard alloy, which has a long service life;
3. Using flexible graphite packing, reliable sealing, light and flexible operation;
4. The driving mode is manual, pneumatic, electric, gear transmission, and hydraulic;
5. The structure is elastic wedge single gate, rigid wedge single gate and double gate.
Main connection size
DN(mm) | L | D | D1 | D2 | b-f | Z-Φd | Manual | |
H | D0 | |||||||
40 | 165 | 150 | 110 | 88 | 18-3 | 4-Φ18 | 257 | - |
50 | 178 | 165 | 125 | 102 | 18-3 | 4-Φ18 | 289 | 180 |
65 | 190 | 185 | 145 | 122 | 18-3 | 8-Φ18 | 334 | 180 |
80 | 203 | 200 | 160 | 138 | 20-3 | 8-Φ18 | 377 | 200 |
100 | 229 | 220 | 180 | 158 | 20-3 | 8-Φ18 | 433 | 200 |
125 | 254 | 250 | 210 | 188 | 22-3 | 8-Φ18 | 527 | 240 |
150 | 267 | 285 | 240 | 212 | 22-3 | 8-Φ22 | 596 | 240 |
200 | 330 | 340 | 295 | 268 | 24-3 | 8-Φ22 | 772 | 320 |
250 | 380 | 395 | 350 | 320 | 26-3 | 12-Φ22 | 904 | 320 |
300 | 420 | 445 | 400 | 370 | 26-4 | 12-Φ22 | 1045 | 400 |
350 | 450 | 505 | 460 | 430 | 16-4 | 16-Φ22 | 1177 | 400 |
400 | 480 | 565 | 515 | 482 | 16-4 | 16-Φ26 | 1345 | 500 |
450 | 510 | 615 | 565 | 532 | 28-4 | 20-Φ26 | 1497 | 500 |
500 | 540 | 670 | 620 | 585 | 28-4 | 20-Φ26 | 1648 | 720 |