API STD 609-2004 标准详情
- 标准号:API STD 609-2004
- 中文标题:蝶阀:双法兰、凸耳和平板阀型.第6版
- 英文标题:butterfly valves: double flanged, lug- and wafer-type sixth edition
- 标准类别:美国石油学会标准API
- 发布日期:2004-05-01
This standard covers design, materials, face-to-facedimensions; pressure-temperature ratings; and examination,inspection, and test requirements for gray iron, ductile iron,bronze, steel, nickel-base alloy, or special alloy butter?yvalves that provide
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