... : 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 ... Carbon Tool Steel:T7,T8,T10,T11 6. Alloy Tool Steel:4140/42CrMo4, 4340/40CrNiMoA,51CrV4,38CrMoAl ... .2201,1.2063...7. High Speed Steel:M2,M35,M42,T1 ,T48. Alloy Structural Steel:20Cr,40Cr, ...