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概述
型號(hào): | J41Y | 口徑: | DN15-DN500 |
壓力: | 1.6MPA-16MPA | 材質(zhì): | 鉻鉬鋼 |
高溫高中壓截止閥
截止閥(Globe Valve)的啟閉件是塞形的閥瓣,密封面呈平面或錐面,閥瓣沿流體的中心線作直線運(yùn)動(dòng)。閥桿的運(yùn)動(dòng)形式,有升降桿式(閥桿升降,手輪不升降),也有升降旋轉(zhuǎn)桿式(手輪與閥桿一起旋轉(zhuǎn)升降,螺母設(shè)在閥體上)。截止閥只適用于全開和全關(guān),不允許作調(diào)節(jié)和節(jié)流。
J41H,J41Y,J41H-160C,J41Y-160C,J41H-16,J41Y-16
結(jié)構(gòu)特點(diǎn)與用途:
Strucure features and usages:
- 全關(guān)時(shí)手輪按順時(shí)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(qiáng)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(diǎn)。
- 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(yàn)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(qiáng)度試驗(yàn)Shell strength test | 2.4 | 3.8 | 6.0 | 9.6 | 15 | 24 |
上密封試驗(yàn)Back seal test | 1.8 | 2.8 | 4.4 | 7.0 | 11 | 18 |
密封試驗(yàn)Seal test | 1.8 | 2.8 | 4.4 | 7.0 | 11 | 18 |
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