Chinese Standard: GB/T 3422-2008

Cast-iron pressure pipe made by continuous casting process

全国钢标准化技术委员会

本标准规定了连续铸铁管的分级、尺寸、外形、重量、技术要求、试验方法、检验规则、标志、包装和质量证明书、运输和贮存。
本标准适用于输送水及输气用的连续铸造灰口铸铁直管（以下简称铸铁管）。铸铁管的使用应参照有关管道设计技术要求和施工规范。

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