Chinese Standard: GB/T 37775-2019

Heavy steel open die forgings—General technical specification

全国大型铸锻件标准化技术委员会(SAC/TC 506)

本标准规定了大型钢质自由锻件的订货要求、制造工艺、技术要求、检验规则和试验方法、验收和质量证明书及标志和包装。
本标准适用于压机和锻锤自由锻造的结构钢、不锈钢、模具钢、耐热钢等大型锻件的订货、制造与检验。

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