一区二区导航_91亚洲精品久久久_一道本无吗dⅴd在线播放一区_日韩毛片视频在线看_老司机在线精品视频_人成在线免费网站_尤物视频在线免费观看_国产无套在线观看_日本精品一二三区_宅男一区二区三区

產品結構特點 Construction features

       鍛鋼法蘭端閘閥有三種閥蓋設計形式。第一種是螺栓式閥蓋，按這種設計的閥門，其閥體與閥蓋用螺栓螺母連接，纏繞式墊片（316夾柔性石墨制造）。客戶有特殊要求時也可采用金屬環連接。

There are three types of bonnet design for forged flange end valves. The first type is bolted bonnet, which is designed to connect the valve body to the bonnet with bolt nuts and coil gasket (316 clip flexible graphite). Metal ring connections may also be used when customers have special requests.

產品特征 Spericfications

適用介質：水、氣、油品、天然氣和酸堿腐蝕性介質

適用溫度：-196~425℃

驅動方式：手動、氣動、電動等

公稱壓力：1.6~16.0MPa

公稱通徑：DN15~50mm

Applicable media: water, gas, oil, gas and acid and alkali corrosive medium

Applicable temperature: -196~425℃

Driver: manual, pneumatic, electric, etc

Nominal pressure: 1.6~16.0MPa

Nominal size: DN15~50mm

技術規范 Technical specification

試驗壓力 Test prssure

閘閥結構長度和外接尺寸 Main connection dimensions