... 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 ... materials, but also forging products of piece, bar, etc.3. Our company is equipped with ... High Speed Steel:M2,M35,M42,T1 ,T48. Alloy Structural Steel:20Cr,40Cr, 4140/42CrMo4, 40CrNiMoA/4340 ...