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International Standard Category: Steel profiles

GB/T 38808-2020    Waves webs section steel for building structures
建筑结构用波纹腹板型钢 ;
Category No.:77.140.70 Valid Status:valid
Issued Organization:AQSIQ and SAMR Issued Date:2020-06-02
Implemented Date:2020-12-1 Abolished Date:
Superseded Standard.: Superseded Date:
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