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不銹鋼電動(dòng)截止閥結(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 |
| 殼體強(qiáng)度試驗(yàn)Shell strength test | 2.4 | 3.8 | 6.0 | 9.6 |
| 上密封試驗(yàn)Back seal test | 1.8 | 2.8 | 4.4 | 7.0 |
| 密封試驗(yàn)Seal test | 1.8 | 2.8 | 4.4 | 7.0 |
使用范圍
Scope of use
| 產(chǎn)品類型Product classification | 適用介質(zhì)Suitable medium | 適用溫度（℃）Suitable temperature |
| J41W-P J941W-P |
硝酸類Nitric acid | ≤200℃ |
| J41W-R | 醋酸類Acetic acid | ≤200℃ |
主要零件材料：
Material for main parts：
| 產(chǎn)品類型Product classification | 零件名稱Part name | |||||||
| 閥體、閥蓋Body bonnet | 閥桿Valve stem | 閥瓣Disc | 密封面Sealing face | 閥桿螺母Yoke nut | 填料Packing | 緊固件Fastener | 手輪Handwheel | |
| J41W-P J941W-P | 鉻鎳鈦鋼Cr.Ni.Ti steel | 鉻鎳鈦鋼Cr.Ni.Ti steel | 鉻鎳鈦鋼Cr.Ni.Ti steel | 鉻鎳鈦鋼Cr.Ni.Ti steel | 鋁青銅Albronze | 柔性石墨Flexible graphite | 不銹鋼Stainless steel | 可鍛鑄鐵Forgeable cast-iron |
| J41W-R | 鉻鎳鉬鈦鋼Cr.Ni.Mo.Ti steel | 鉻鎳鉬鈦鋼Cr.Ni.Mo.Ti steel | 鉻鎳鉬鈦鋼Cr.Ni.Mo.Ti steel | 鉻鎳鉬鈦鋼Cr.Ni.Mo.Ti steel | 鋁青銅Albronze | 柔性石墨Flexible graphite | 不銹鋼Stainless steel | 可鍛鑄鐵Forgeable cast-iron |
主要尺寸和重量：
Main dimensions and weight：
| 公稱通徑DNNominal diameter | 主要外形尺寸和連接尺寸（mm）Main external and connecting dimensions | 重量（kg）Weight | ||||||||
| L | D | D1 | D2 | b | f | z-d | H | D0 | ||
| J41W-16P J41W-16R | ||||||||||
| 10 | 130 | 90 | 60 | 40 | 14 | 2 | 4-14 | 198 | 120 | 4.7 |
| 15 | 130 | 95 | 65 | 45 | 16 | 2 | 4-14 | 218 | 120 | 5.2 |
| 20 | 150 | 105 | 75 | 55 | 16 | 2 | 4-14 | 258 | 140 | 7.1 |
| 25 | 160 | 115 | 85 | 65 | 16 | 2 | 4-14 | 275 | 160 | 7.4 |
| 32 | 180 | 135 | 100 | 78 | 18 | 2 | 4-18 | 280 | 180 | 8.5 |
| 40 | 200 | 145 | 110 |
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