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Alloy Cast Steel Rolls

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Alloy Cast Steel Rolls

Chemical Analysis
Designation of Rolls Material Code C Si Mn Ni Cr Mo
Zu60CMoMn AS60 0.55 - 0.65 0.20 - 0.40 0.90 - 1.20 0.80 - 1.20 0.20 - 0.45
Zu60CrMoMnNi AS60 I 0.55 - 0.65 0.20 - 0.60 0.50 - 1.00 0.20 - 1.50 0.80 - 1.20 0.20 - 0.60
Zu65CrNiMo AS65 I 0.60 - 0.70 0.20 - 0.60 0.50 - 0.80 0.20 - 0.50 0.80 - 1.50 0.20 - 0.45
Zu7oMn AS70 0.65 - 0.75 0.20 - 0.45 0.80 - 1.40
Zu7oMn2 AS70 I 0.65 - 0.75 0.20 - 0.45 1.40 - 1.80
Zu7oMn2Mo AS70 II 0.65 - 0.75 0.20 - 0.45 1.40 - 1.80 0.20 - 0.45
Zu75CrMo AS75 0.70 - 0.80 0.20 - 0.45 0.60 - 0.90 0.75 - 1.00 0.20 - 0.45
Zu75CrNiMnMo AS75 I 0.70 - 0.80 0.20 - 0.70 0.70 - 1.10 ≥ 0.20 0.80 - 1.50 0.20 - 0.60
Physical Properties
Designation of Rolls Material Code Barrel Hardness (HSD) Neck Hardness (HSD) Tensile Strength (Mpa)
Zu60CMoMn AS60 32 - 50 ≤ 45 > 650
Zu60CrMoMnNi AS60 I 35 - 45 ≤ 45 > 750
Zu65CrNiMo AS65 I 32 - 45 ≤ 45 > 750
Zu7oMn AS70 32 - 42 ≤ 45 > 650
Zu7oMn2 AS70 I 32 - 45 ≤ 45 > 680
Zu7oMn2Mo AS70 II 32 - 45 ≤ 45 > 700
Zu75CrMo AS75 32 - 50 ≤ 45 > 700
Zu75CrNiMnMo AS75 I 32 - 50 ≤ 45 > 800
Microstructure
Microstructure of working layer in the barrel : Pearlite or tempered sorbite
Application
Designation of Rolls Material Code Microstructure
Zu60CMoMn AS60 Bar, Wire, Strip, Steel Roughing
Zu60CrMoMnNi AS60 I Bar, Wire, Strip, Steel Roughing
Zu65CrNiMo AS65 I Bar, Wire, Strip, Steel Roughing
Zu7oMn AS70 Bar, Wire, Strip, Steel Roughing
Zu7oMn2 AS70 I Bar, Wire, Strip, Steel Roughing
Zu7oMn2Mo AS70 II Bar, Wire, Strip, Steel Roughing
Zu75CrMo AS75 Bar, Wire, Strip, Steel Rough Rolling, Narrow Steel Support Roller
Zu75CrNiMnMo AS75 I Bar, Wire, Strip, Steel Rough Rolling, Narrow Steel Support Roller

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