ICS 77.140.45 H 40 National standard of the People's Republic of China GB/T 700-2006 Replace GB/T 700-1988 碳素结构钢 Carbon structural steels (ISO 630:1995, Structural steels – Plates, wide flats, bars, sections and profiles, NEQ) Issue date: Nov 1, 2006 Implementation date: Feb 1, 2007 Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People ’ s Repub
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