牌号化学成分 (质量分数)(%)SiFeCuMnMgCrZnTiZr其他Al(硅)(铁)(铜)(锰)(镁)(铬)(锌)(钛)(锆)单个合计(铝)70500.120.152.0~2.60.11.9~2.60.045.7~6.7—0.060.08~0.150.050.15余量70750.40.51.2~2.00.32.1~2.90.18~0.285
品牌: 规格: 产地: 材质:
牌号化学成分 (质量分数)(%)SiFeCuMnMgCrZnTiZr其他Al(硅)(铁)(铜)(锰)(镁)(铬)(锌)(钛)(锆)单个合计(铝)70500.120.152.0~2.60.11.9~2.60.045.7~6.7—0.060.08~0.150.050.15余量70750.40.51.2~2.00.32.1~2.90.18~0.285
品牌: 规格: 产地: 材质: