产品目录: S45C steel round bar 2012年4月18日,14:13:25 1. Commodity: steel round bar
2. Steel grade: alloy steel, carbon steel, and tool& die steel, or per customer' s requests
ASTM: SAE1045, 1045Cr, 4140, 4340, 8620, 8640, H13, P20 , D2, D3, O1 ect;
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