
【国外标准】 Steel Venturi Gate Valves, Flanged, Buttwelding Ends
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2025-04-30
- API 597-1981 [ Withdrawn ]
- 定价: 129元
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标准号:
API 597-1981 [ Withdrawn ]
标准名称:
Steel Venturi Gate Valves, Flanged, Buttwelding Ends
英文名称:
标准状态:
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发布日期:
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实施日期:
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