Description
Which is designed and manufactured for use in water, waste water, and sewage. Main usage is for isolation purposes. Full bore design makes it possible to be used bi-directionally and the fluid could clean the sealing surface every time when the valve is opened.
Dimensions
| SIZE
（DN） |
D1 | D2 | D3 | K | D | h1 | L | L(Z) | H | H1 | H2 | B |
| 50 | 69 | 70.6 | 87.3 | 125 | 165 | 58 | 178 | 235 | 215 | 220 | 275 | 9 |
| 65 | 80 | 81.6 | 98 | 145 | 185 | 63.5 | 190 | 238 | 250 | 250 | 310 | 10 |
| 80 | 96 | 97.6 | 115.8 | 160 | 200 | 63.5 | 203 | 260 | 275 | 275 | 330 | 12 |
| 100 | 116 | 121.2 | 140 | 185 | 230 | 63.5 | 229 | 287 | 320 | 330 | 380 | 12 |
| 150 | 166 | 171.2 | 194 | 240 | 285 | 63.5 | 267 | 325 | 400 | 405 | 450 | 17 |
| 200 | 231 | 236.2 | 258 | 295 | 340 | 63.5 | 292 | 360 | 495 | 515 | 550 | 18.5 |
| 250 | 286 | 291.2 | 314 | 370 | 425 | 63.5 | 330 | 398 | 590 | 610 | 645 | 23 |
| No. | Component
|
Standard Material
|
Optional
upon request |
| 1 | Body | Ductile Cast Iron GJS 500-7 | |
| 2 | Disc | EPDM + Ductile Iron | WRAS Approved EPDM + DI |
| 3 | Bonnet Gasket | NBR | EPDM |
| 4 | Stem | Stainless Steel AISI 420 | Stainless Steel AISI 431/304/316 |
| 5 | Bonnet | Ductile Cast Iron GJS 500-7 | |
| 6 | Thrust Washer | CuZn39Pb1 Brass | Bronze |
| 7 | Holding Ring | CuZn39Pb1 Brass | Bronze |
| 8 | Thrust Sleeve | CuZn39Pb1 Brass | Bronze |
| 9 | Gland | Ductile Cast Iron GJS 500-7 | |
| 10 | Handwheel/Cap | Ductile Cast Iron GJS 500-7 | Bronze |
Features：
1）Huge convenience in daily water-using and repairing
2）Class A sealing (ZERO LEAKAGE)
3）100% testing before packing and delivery.
4）Completely free and full bore self-cleaning & low-pressure loss.
5）Clockwise closing (CWC) as standard, anticlockwise closing upon request.
6）Operation: Manual handwheel, Square Cap, Extension Spindle.
7）Bonnet bolts are in Galvanized Carbon Steel, and sealed with hot melt to prevent corrosion. Other materials upon request.
8）O-ring bonnet gasket wraps each bolt to prevent corrosion.
9）Linear sealing design provides better sealing & lower closing torque.
10）WRAS approved for drinking water.
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