Desilgnalion of rolls

C

Si

Mn

Ni

Cr

Mo

Rol besi cor dingin (chilled cast iron) jenis CrMo

IC

3.1 -3.4

0.6-0.9

0.5-1.0

0.7-1.1

0.2-0.6

NiCrMo indefinite chilled cast iron rolls (I)

IC I

3.1 -3.4

0.6-0.9

0.5-1.0

0.6-0.8

0.7-1.1

0.2-0.6

NiCrMo indefinite chilled cast iron rolls (Ⅱ)

IC Ⅱ

3.1 -3.4

0.6-1.0

0.5-1.0

2.2-2.8

0.7-1.1

0.2-0.6

NiCrMo indefinite chilled cast iron rolls (Ⅲ)

IC Ⅲ

3.1 -3.4

0.6-1.0

0.5-1.0

2.2-2.8

0.8-1.3

0.2-1.0

NiCrMo indefinite chilled cast iron rolls (Ⅳ)

IC Ⅳ

3.1 -3.4

0.6-1.0

0.5-1.0

3.1-4.3

1.0-1.3

0.2-1.0

IC Ⅴ

3.1 -3.4

0.8-1.2

0.5-1.0

3.8-4.5

1.4-2.0

0.2-1.0

रोल का नामकरण

Kode material

Barel hardness

Neck hardness / HSD

Tensile strength /Mpa 

Rol besi cor dingin (chilled cast iron) jenis CrMo

IC

50-70

35-55

≥160

NiCrMo indefinite chilled cast iron rolls (Ⅰ )

IC Ⅰ

55-72

35-55

≥160

NiCrMo indefinite chilled cast iron rolls (Ⅱ）

IC Ⅱ

55-72

35-55

≥160

NiCrMo indefinite chilled cast iron rolls Ⅲ

IC Ⅲ

65-78

35-55

≥50

NiCrMo indefinite chilled cast iron rolls Ⅳ

IC Ⅳ

70-83

35-55

≥350

IC Ⅴ

77-82

35-55

≥350

रोल का नामकरण

Kode material

Aplikasi

Rol besi cor dingin (chilled cast iron) jenis CrMo

IC

Section mill,bar mill、intermediate and finishing stands of wire–rod mill

Rol besi cor *indefinite chilled* jenis NiCrMo (Ⅰ)

IC Ⅰ

Section mill,bar mill、intermediate and finishing stands of wire–rod mill

NiCrMo indefinite chilled cast iron rolls (Ⅱ)

IC  Ⅱ

Section mill,bar mill、intermediate and finishing stands of wire–rod mill

NiCrMo indefinite chilled cast iron rolls (Ⅲ)

IC  Ⅲ

Section mill,bar mill、intermediate and finishing stands of wire–rod mill

NiCrMo indefinite chilled cast iron rolls (Ⅳ)

IC Ⅳ

Profile,rod and wire, narrow strip mill finishing stand,Plate,flat rack,strip finishing

NiCrMo indefinite chilled cast iron rolls(Ⅴ)

IC  Ⅴ

Plate, flat rack, strip finishing