资讯动态
阀盖的阀杆填料箱部位的最小壁厚tm_阀门标准
| 填料箱装填料入口处的直径 |
公称压力 PN |
|||||||||
| 16 | 25 | 40 | 63 | 100 | 160 | 20 | 50 | 110 | 150 | |
| 15 | 2.8 | 3.0 | 3.0 | 3.6 | 3.6 | 4.2 | 2.8 | 3.0 | 3.6 | 4.2 |
| 16 | 2.8 | 3.1 | 3.1 | 3.6 | 3.6 | 4.4 | 2.8 | 3.1 | 3.6 | 4.4 |
| 17 | 2.8 | 3.2 | 3.2 | 3.7 | 3.7 | 4.5 | 2.8 | 3.2 | 3.7 | 4.5 |
| 18 | 2.9 | 3.5 | 3.5 | 3.9 | 3.9 | 4.6 | 2.9 | 3.5 | 3.9 | 4.6 |
| 19 | 3.0 | 3.8 | 3.8 | 4.1 | 4.1 | 5.1 | 3.0 | 3.8 | 4.1 | 5.1 |
| 20 | 3.3 | 4.0 | 4.0 | 4.2 | 4.2 | 5.2 | 3.3 | 4.0 | 4.2 | 5.2 |
| 25 | 4.0 | 4.8 | 4.8 | 4.8 | 4.8 | 6.3 | 4.0 | 4.8 | 4.8 | 6.3 |
| 30 | 4.5 | 4.8 | 4.8 | 4.8 | 4.8 | 6.5 | 4.5 | 4.8 | 4.8 | 6.5 |
| 35 | 4.8 | 4.8 | 4.8 | 5.1 | 5.1 | 7.1 | 4.8 | 4.8 | 5.1 | 7.1 |
| 40 | 4.9 | 5.0 | 5.0 | 5.7 | 5.7 | 7.5 | 4.9 | 5.0 | 5.7 | 7.5 |
| 50 | 5.5 | 6.2 | 6.2 | 6.3 | 6.3 | 7.9 | 5.5 | 6.2 | 6.3 | 7.9 |
| 60 | 5.6 | 6.4 | 6.4 | 6.8 | 6.8 | 8.9 | 5.6 | 6.4 | 6.8 | 8.9 |
| 70 | 5.6 | 6.9 | 6.9 | 7.4 | 7.4 | 9.9 | 5.6 | 6.9 | 7.4 | 9.9 |
| 80 | 5.8 | 7.2 | 7.2 | 8.1 | 8.1 | 11.0 | 5.8 | 7.2 | 8.1 | 11.0 |
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