
【国外标准】 Steel sections and bars for boilers and unfired pressure vessels (other than bolting material)
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2021-03-22
- AS B251-1970
- 现行
- 定价: 689元 / 折扣价: 586 元
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标准号:
AS B251-1970
标准名称:
Steel sections and bars for boilers and unfired pressure vessels (other than bolting material)
英文名称:
Steel sections and bars for boilers and unfired pressure vessels (other than bolting material)标准状态:
现行-
发布日期:
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实施日期:
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