Chinese Standard: GB/T 37577-2019

Welded large diameter steel pipes for low-temperature-service piping

全国钢标准化技术委员会(SAC/TC 183)

本标准规定了低温管道用大直径焊接钢管的订货内容、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－20 ℃级～－196 ℃级、外径不小于114.3 mm的低温管道用大直径焊接钢管（以下简称钢管）。

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