Alloy cast steel rolls

Alloy cast steel rolls

Chemical Analysis

Designation

Matenal code

C

Si

Mn

Ni

Cr

Mo

Zu60CMoMn

AS60

0.55-0.65

0.20-0.45

0.90-1.20

0.80-1.20

0.20-0.45

Zu60CrMoMnNi

AS60Ⅰ

0.55-0.65

0.20-0.60

0.50-1.00

0.20-1.50

0.80-1.20

0.20-0.60

Zu65CMoMn

AS65Ⅰ

0.60-0.70

0.20-0.60

0.50-0.80

0.20-0.50

0.80-1.20

0.20-0.45

Zu70Mn

AS70

0.65-0.75

0.20-0.45

0.80-1.40

Zu70Mn2

AS70Ⅰ

0.65-0.75

0.20-0.45

1.40-1.80

Zu70Mn2Mo

AS70Ⅱ

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

AS70Ⅰ

0.70-0.80

0.20-0.70

0.70-1.10

≥0.20

0.80-1.50

0.20-0.60

 

Physical Properies

Designation

Matenal code

Barrel hardness HSD

Neck hardness HSD

Tensile Strength Mpa

Zu60CMoMn

AS60

35-50

≤45

>650

Zu60CrMoMnNi

AS60Ⅰ

35-45

≤45

>750

Zu65CMoMn

AS65Ⅰ

35-45

≤45

>750

Zu70Mn

AS70

32-42

≤45

>650

Zu70Mn2

AS70Ⅰ

35-45

≤45

>680

Zu70Mn2Mo

AS70Ⅱ

35-45

≤45

>700

Zu75CrMo

AS75

35-50

≤45

>700

Zu75CrNiMnMo

AS70Ⅰ

35-50

≤45

>800

 

Microstructure
Microstructure of working layer in the barrel : pearlite or tempered sorbite

 

Application

Designation

Matenal code

Application

Zu60CMoMn

AS60

Bar , wire ,strip , steel roughing
Zu60CrMoMnNi

AS60Ⅰ

Bar , wire ,strip , steel roughing
Zu65CMoMn

AS65Ⅰ

Bar , wire ,strip , steel roughing
Zu70Mn

AS70

Bar , wire ,strip , steel roughing
Zu70Mn2

AS70Ⅰ

Bar , wire ,strip , steel roughing
Zu70Mn2Mo

AS70Ⅱ

Bar , wire ,strip , steel roughing
Zu75CrMo

AS75

Bar , wire ,strip , steel rough rolling,narrow steel support rollers
Zu75CrNiMnMo

AS70Ⅰ

Bar , wire ,strip , steel rough rolling,narrow steel support rollers