Alloy SG rolls

Alloy SG rolls

Chemical Analysis

Designation

Matenal code

C

Si

Mn

Ni

Cr

Mo

Mg

CrMo indefinite chilled SG cast iorn rolls

SGⅡ

3.00-3.40

1.40-1.90

0.20-0.80

0.20-0.60

0.20-0.60

≥0.04

Ni CrMo indefinite chilled SG cast iorn rollsⅠ

SGⅣ

3.00-3.40

1.40-1.90

0.40-0.80

0.50-1.00

0.20-0.60

0.20-0.60

≥0.04

Ni CrMo indefinite chilled SG cast iorn rollsⅡ

SGⅤ

3.00-3.40

1.40-1.90

0.20-1.00

1.10-2.00

0.30-1.00

0.20-0.60

≥0.04

 

Physical Properies

Designation

Matenal code

Barrel hardness HSD

Neck hardness HSD

Tensile Strength Mpa

CrMo indefinite chilled SG cast iorn rolls

SGⅡ

50-70

35-55

>320

Ni CrMo indefinite chilled SG cast iorn rollsⅠ

SGⅣ

55-70

35-55

>320

Ni CrMo indefinite chilled SG cast iorn rollsⅡ

SGⅤ

60-70

35-55

>320

 

Microstructure

Designation

Matenal code

Microstructure

CrMo indefinite chilled SG cast iorn rolls

SGⅡ

Pearlite + cementite + small graphite
Ni CrMo indefinite chilled SG cast iorn rollsⅠ

SGⅣ

Pearlite + cementite + small graphite
Ni CrMo indefinite chilled SG cast iorn rollsⅡ

SGⅤ

Fine Pearlite + cementite + small graphite

Application

Designation

Matenal code

Application

CrMo indefinite chilled SG cast iorn rolls

SGⅡ

Profile , rods , wire and narrow strip mill thick ,in the rolling mill stand
Ni CrMo indefinite chilled SG cast iorn rollsⅠ

SGⅣ

Profile , rods , wire and narrow strip mill thick ,in the rolling mill stand
Ni CrMo indefinite chilled SG cast iorn rollsⅡ

SGⅤ

Profile , rods , wire and narrow strip mill thick ,in the rolling mill stand