ASTM-A钢材标准( 3)( A497-A656) 标准号 中文名称 英文名称 A497/A497M-02 钢筋混凝土用焊接变形钢丝 网 Standard Specification for Steel Welded Wire Reinforcement, Deformed, for Concrete A498-04 无缝与焊接碳素钢 , 铁素体钢 与奥氏体钢制有整体散热片 的换热器钢管 Standard Specification for Seamless and Welded Carbon Steel Heat-Exchanger Tubes with Integral Fins A499-89(2002) 轧制丁字钢轨用的碳素钢棒 材及型材的技术规范 Standard Specification for Steel Bars and Shapes, Carbon