[GB 7057-1986] 铝背水壶橡胶密封垫片[已作废]
发布时间:1987-10-01
实施时间:1987-10-01
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[GB 7041-1986] 静密封橡胶零件贮存期快速测定方法[已作废]
发布时间:1987-10-01
实施时间:1987-10-01
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[JC/T 748-1987(1996)] 预应力与自应力钢筋混凝土管用橡胶密封圈[已作废]
发布时间:1987-07-30
实施时间:1987-12-01
本标准适用于预应力混凝土输水管、自应力混凝土输水管等输送饮用水的管道密封接口,以天然橡胶为主要原料制..
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[GB/T 3452.2-1987] O形橡胶密封圈外观质量检验标准[已作废]
发布时间:1987-03-07
实施时间:1987-12-01
本标准规定了O形橡胶密封圈的外观质量检验标准。按O形圈缺陷的形状、特征和大小,对其表面缺陷做了分类及..
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[HG/T 3090-1987] 模压和压出橡胶制品外观质量的一般规定[现行]
发布时间:1987-03-07
实施时间:1987-12-01
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[GB 5720-1985] O形橡胶密封圈试验的标准方法[已作废]
发布时间:1986-10-01
实施时间:1986-10-01
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[GB 5721-1985] 橡胶密封制品标志、包装、运输的一般规定[已作废]
发布时间:1986-10-01
实施时间:1986-10-01
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[GB 5722-1985] 橡胶密封制品贮存的一般规定[已作废]
发布时间:1986-10-01
实施时间:1986-10-01
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发布时间:1985-07-01
实施时间:1985-07-01
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[GB 4846-1984] 日用压力锅橡胶密封圈[已作废]
发布时间:1984-12-27
实施时间:1985-07-01
本标准适用于以橡胶为主要原料,用特定配方,加工制成的日用铝制压力锅橡胶密封圈。
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发布时间:1984-08-23
实施时间:1984-10-01
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[JT 4125.2-1982] 船舶尾轴及密封装置(J型密封)基本直径70~120mm[已作废]
发布时间:1983-03-01
实施时间:1983-03-01
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发布时间:1973-01-01
实施时间:1973-10-01
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发布时间:1900-01-01
实施时间:
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