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镀锌材质对照表
中国标准日本标准欧洲标准
DX51D+Z/DC51D+Z (CR)SGCCDX51D+Z
DX52D+Z/DC52D+ZSGCD1DX52D+Z
DX53D+Z/DC53D+Z/DX54D+Z/DC54D+ZSGCD2/SGCD3DX53D+Z/DX54D+Z
S220/250/280/320/350/550GD+ZSGC340/400/440/490/570S220/250/280/320/350GD+Z
DX51D+Z/DD51D+Z (HR)SGHCDX51D+Z
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