針形截止閥 鋼制針形截止閥最小壁厚
2018-01-27 00:06:13??????點擊：312
針形截止閥 鋼制針形截止閥最小壁厚
| 公稱尺寸 DN | 閥座直徑/ mm | 公稱壓力 PN | ||||||
| 16 | 25 | 40 | 63 | 100 | 160 | 320 | ||
| 最小壁厚/ mm | ||||||||
| 3 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.3 | 4.2 |
| 6 | 5.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 3.3 | 4.2 |
| 10 | 5.0 | 3.0 | 3.0 | 3.0 | 3.1 | 3.3 | 3.8 | 5.2 |
| 15 | 5.0 | 3.0 | 3.0 | 3.1 | 3.2 | 3.3 | 4.3 | 6.2 |
| 20 | 7.0 | 3.0 | 3.4 | 3.7 | 4.2 | 4.3 | 5.3 | 7.4 |
| 25 | 8.0 | 4.0 | 4.2 | 4.6 | 4.8 | 4.8 | 6.4 | 8.7 |
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