1. Working pressure :1.0/1.6/2.5 Mpa
2. Working temperature :
NBR: 0℃--- +80℃
EPDM: -10℃--- +120℃
VITON:--20℃--- +180℃
3. Face to face : ANSI 125/150
4. Flange standards: EN1092-2 ,ANSI 125/150 ect.
5. Testing : DIN3230 , API 598
6. Medium : Fresh Water , Sea Water , Food stuff , all kinds of oil , acid , alkaline liquid etc.
| No. | Part | Material |
| 1 | Body | GG25/GGG40/SS304/SS316 |
| 2 | Ring | Steel |
| 3 | Shaft | SS316/SS304 |
| 4 | Spring | Stainless steel |
| 5 | Gasket | PTFE |
| 6 | Disc | WCB/SS304/SS316 |
| 7 | Seat ring | NBR/EPDM/VITON |
| 8 | Gasket | NBR |
| 9 | Screw | Steel |
| DN(mm) | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | |
| L (mm) | 44.5 | 47.6 | 50.8 | 57.2 | 63.5 | 69.9 | 73 | 79.4 | 85.7 | 108 | 108 | |
| ∮E (mm) | 33 | 43 | 52 | 76 | 95 | 118 | 163 | 194 | 241 | 266 | 318 | |
| ∮D(mm) | PN10 | 107 | 127 | 142 | 162 | 192 | 218 | 273 | 328 | 378 | 438 | 489 |
| EN(1092-2) | PN16 | 384 | 446 | 498 | ||||||||
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