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Product name： | 97/98-21000系列气动单座调节阀 | |||||
| specification： |   Zoom in on the image |
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| Category： | Pump valve fittings -- 调节阀 | ||||||
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Price： | factory price | |||||
| Brand： | Shanghai | ||||||
| Place of Origin： | China | ||||||
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Available Quantity： | batch | |||||
| delivery cycle： | Spot goods (or inquire by telephone) | ||||||
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97/98-21000系列气动单座调节阀是由引进美国Masoneilan公司的21000系列单座阀与自行开发的气动薄膜多弹簧执行机构组成。它既具有执行机构的小型、轻巧的特点，又具有21000系列单座阀的使用面广、稳定性好、泄漏量小等特点，是石油、化工、冶金等工业过程自动控制中使用较理想的气动调节阀产品之一。
注：法兰连接标准按ANSI B16.5-1981
套焊、螺纹连接标准按ANSI B16.11-1980
对焊连接标准按ANSI B16.25-1979
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