1. Working pressure :1.0/1.6 Mpa
2. Working temperature :
NBR: 0℃--- +80℃
EPDM: -10℃--- +120℃
3. Flange according to EN1092-2 PN10/16
4. Testing : DIN3230 , API 598
5. Medium : Fresh Water , Sea Water , all kinds of oil , etc.
| No. | Part | Material |
| 1 | Guide | GGG40 |
| 2 | Body | GG25/GGG40 |
| 3 | Sleeve | PTFE |
| 4 | Spring | Stainless steel |
| 5 | Seat ring | NBR/EPDM |
| 6 | Disc | GGG40/Brass |
| DN(mm) | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | |
| L(mm) | 100 | 120 | 140 | 170 | 200 | 230 | 301 | 370 | 410 | |
| ∮E(mm) | 50 | 65 | 80 | 101 | 127 | 145 | 194 | 245 | 300 | |
| ∮C(mm) | 165 | 185 | 200 | 220 | 250 | 285 | 340 | 405 | 460 | |
| ∮D(mm) | PN10 | ∮125 | ∮145 | ∮160 | ∮180 | ∮210 | ∮240 | ∮295 | ∮350 | ∮400 |
| PN16 | ∮355 | ∮410 | ||||||||
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