GB/T 12221-2005 Translated English of Chinese Standard. (GBT 12221-2005, GB/T12221-2005, GBT12221-2005): Metal valves - Face to face, end to end, center to face and center to end dimensions

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ספט׳ 2015 · https://www.chinesestandard.net

מידע על הספר הדיגיטלי הזה

This Standard specifies the basic series of face-to-face, centre-to-face, end-to-end and centre-to-end dimensions of flanged joint valves, welded end valves, wafer type connection valves, female thread connection valves, male thread connection valves, and the permissible variations of structural dimensions.

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