|
阀 体:
|
|
|
阀 座:
|
丁腈橡胶、三元乙丙橡胶、氟橡胶
|
|
阀 板:
|
镀镍铸铁、304/316不锈钢、高铬锰铸铜
|
|
结构形式:
|
中线有销、中线无销
|
三.连接尺寸
| 公称通径DN | A | B | C | D | E | F | G |
| 50 | 77 | 130 | 73 | 41 | 50 | 20 | 11 |
| 65 | 77 | 142 | 80 | 43 | 50 | 20 | 11 |
| 80 | 77 | 155 | 96 | 45.5 | 50 | 20 | 11 |
| 100 | 92 | 170 | 123 | 50 | 72 | 22 | 14 |
| 125 | 92 | 173 | 125 | 54 | 72 | 22 | 14 |
| 150 | 92 | 204 | 140 | 54 | 72 | 22 | 14 |
| 200 | 115 | 239 | 173 | 60 | 88 | 22 | 19 |
| 250 | 115 | 275 | 200 | 66 | 88 | 24 | 19 |
| 300 | 140 | 320 | 230 | 75.5 | 88 | 26 | 22 |
| 350 | 140 | 368 | 267 | 76.5 | 88 | 32 | 22 |
| 400 | 197 | 400 | 309 | 86.5 | 100 | 36 | 27 |
| 450 | 197 | 422 | 328 | 105 | 100 | 36 | 27 |
| 500 | 197 | 480 | 361 | 132 | 100 | 36 | 36 |