... 4) Length : 3000m-6000m 5) MOQ : 20MT 50Mn2 ASTM 1052 Alloy Structural Steel 1. Grade: AISI 1052 ,ASTM 1052 , 50Mn2 2 ... /C at sight.Application:Extrusion dies and die-casting for alumium,Mandgnesium allay mostly,for copper alloy could usemechaincal press forhing of steel ... .2063...7. High Speed Steel:M2,M35,M42,T1 ,T48. Alloy Structural Steel:20Cr,40Cr, 4140/42CrMo4, 40CrNiMoA/4340,86209. Machinery ...