結(jié)構(gòu)特點與用途:
Strucure features and usages:
- 全關(guān)時手輪按順時針方向旋轉(zhuǎn);
- 可以安裝在管道的任何位置上,介質(zhì)從下往上流;
- 不銹鋼截止閥適用于各類腐蝕性介質(zhì)的管道上,有良好的防腐性和足夠的強度;
- 合金鋼截止閥適用于耐高溫的蒸汽、油品管道上,具有耐高溫特點。
- When fully closed,the handwheel rotates clockwise.
- Able to be mounted on any position of the pipeline,the medium flows from down to up.
- Stainless steel made stop valve is of good anti-corrosive property and enough strength and suitable for various pipelines with corrosive medium.
- Alloy steel made stop valve features high-temperature resistance,suitable for high-temperature steam and oil goods pipelines.
主要尺寸及重量:
Main dimensions and weight:
試驗壓力
Test pressure
公稱壓力PN(MPa)Nominal pressure | 1.6 | 2.5 | 4.0 | 6.4 | 10.0 | 16.0 |
殼體強度試驗Shell strength test | 2.4 | 3.8 | 6.0 | 9.6 | 15 | 24 |
上密封試驗Back seal test | 1.8 | 2.8 | 4.4 | 7.0 | 11 | 18 |
密封試驗Seal test | 1.8 | 2.8 | 4.4 | 7.0 | 11 | 18 |
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