镀锌薄钢板指标（单位：g/m2）JISG3302代号Z12Z18Z22Z25Z27Z35Z43Z50Z60镀锌量120180220250270350430500600ASTMA525代号A40A60G60G90G115G140G165G185G210镀锌量122183183275351427503564640表６—７—４镀锌薄钢板指标（单位：g/ｍ２）ＪＩＳＧ３３０２代号Ｚ１２Ｚ１８Ｚ２２Ｚ２５Ｚ２７Ｚ３５Ｚ４３Ｚ５０Ｚ６０镀锌量120180220250270350430500600ＡＳＴＭＡ５２５代号Ａ４０Ａ６０Ｇ６０Ｇ９０Ｇ１１５Ｇ１４０Ｇ１６５Ｇ１８５Ｇ２１０镀锌量122183183275351427503564640ＤＩＮ１７１６代号１００２００２７５３５０４５０６００镀锌量100200275350450600)