蘇州宇航金屬材料有限公司
主營:7075鋁材+6082鋁材+5083鋁材+6061鋁材+5052鋁材
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6061化學成分: 硅Si:0.40-0.8 鐵Fe: 0.7 銅Cu:0.15-0.40 錳Mn:0.15 鎂Mg:0.8-1.2 鉻Cr:0.04-0.3