... : 3000m-6000m 5) MOQ : 20MT 50Mn2 ASTM 1052 Alloy Structural Steel 1. Grade: AISI 1052 ,ASTM 1052 , ... -casting for alumium,Mandgnesium allay mostly,for copper alloy could usemechaincal press forhing of steel,could use ... 2714) 3. Plastic Work Steel (P20/1.2311,718/1.2738,S136/1.4034,NAK80) 4. Carbon ... High Speed Steel:M2,M35,M42,T1 ,T48. Alloy Structural Steel:20Cr,40Cr, 4140/42CrMo4, 40CrNiMoA/4340, ...