83 6.31 7.99 8.95 9.87钢筋牌号Steel materialGB 1499.2: HRB400, HRB400E, HRB500EGB 1499.2: HPB300BS 4449: 460B, B500B, Grade250ASTM A615/A615M: Gr40, Gr60, Gr75涂层粉末品牌Powder brand 威⼠伯 Valspar、佐敦Jotun涂层标准Coating standard国标GB/T 25826-2010, 住建部JG/T 502-2016美标ASTM A775/A775M, ASTM A934/A934M英标BS ISO 14654常规直径Diameter 10, 12, 14, 16, 18, 20, 22, 25, 28, 28, 32, 36, 38, 40 mm标准⻓度Lengt