Chinese Standard: GB/T 5312-2009

Carbon and carbon-manganese steel seamless steel tubes and pipes for ship

全国钢标准化技术委员会

本标准规定了船舶用碳钢和碳锰钢无缝钢管（以下简称钢管）的分类、代号、尺寸、外形、重量、技术要求、试验方法、检验规则、包装、标志和质量证明书。
本标准适用于制造船舶用的Ⅰ级承压管系、Ⅱ级承压管系、锅炉及过热器用的碳钢和碳锰钢无缝钢管。

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