Steel structures, welding & corrosion protection · AWS
AWS D1.1/D1.1M – AWS D1.1 – Structural Welding Code – Steel
AWS D1.1 – Quy phạm hàn kết cấu thép
国际标准目录： AWS D1.1/D1.1M
数据内容以英文（官方）显示。
简介
Requirements for weld design, procedure qualification (WPS/PQR), welder qualification and inspection of steel structures.
对进出口企业的意义
Standard welding code for the US, Middle East and many Asian projects.
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