... : 20mm-600mm 3) Width : 1500mm-2200mm 4) Length : 3000m-6000m 5) MOQ : 20MT 50Mn2 ASTM 1052 Alloy Structural Steel 1 ... 718/1.2738,S136/1.4034,NAK80) 4. Carbon Structural Steel:1018,1045/S45C,1050/S50C,20Mn,40Mn. 5 ... High Speed Steel:M2,M35,M42,T1 ,T48. Alloy Structural Steel:20Cr,40Cr, 4140/42CrMo4, 40CrNiMoA/4340,86209. Machinery ... long-term business relationships with us! Alloy Structural Steel 50Mn2