https://castingquality.com/casting-technology/casting-material/alloy-steel/aluminum-en-ac-42200-en-ac-al-si7mg0-6.html Specialized in Sand Casting, Investment Casting and CNC Machining in China. Material cover Cast Iron, Carbon Steel, Stainless Steel and Alloy Tue, 07 May 2019 11:15:54 +0000 hourly 1