Leon Roll China co.,ltd

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Product Detail
Alloy Nodlar Casts Iron Rolls
Code : 580315
Series : roll mill
Spec : dia250-1000
Material : SGP
Color : iron colour
Brand : China
Model : cast iron
Dollar/KG :
1.80
Original : 0.00
Detail
Review(0)

Specifications

1.stable rolled strip profits
2.good surface quality
3.high dimension accuracy
4.Good wear resistance
5.ISO9001

1.Nodular cast iron roll for bar rolling mill

Rod surface hardness

HSD70-90

Core department hardness

HSD35-55

Core department tensile strength

>500Mpa

Nodular cast iron rolls are mainly used in the billet and roughing stand of hot rolling mills;sections mills,tube mills,bar mills and wire mills.

2.Pearlitic Nodular cast iron bar mill roll  

                   C         Si       Mn        P        S       Ni         Cr          Mo

Spheroidal Graphite Pearlitic Roll (SGPI)

2.90~3.60

1.40~2.20

0.40~1.00

≤0.15

≤0.03

1.50~2.00

0.10~0.60

0.20~0.80

Spheroidal Graphite Pearlitic Roll (SGPII)

2.90~3.60

1.20~2.00

0.40~1.00

≤0.15

≤0.03

2.01~2.50

0.20~1.00

0.20~0.80

Spheroidal Graphite Pearlitic Roll (SGPIII)

2.90~3.60

1.00~2.00

0.40~1.00

≤0.15

≤0.03

2.51~3.00

0.20~1.00

0.20~0.80

Spheroidal Graphite Pearlitic Roll (SGPI)

60~70

35~55

>450

Spheroidal Graphite Pearlitic Roll (SGPII)

55~65

35~55

>450

Spheroidal Graphite Pearlitic Roll (SGPIII)

62~72

35~55

>450

3.Bainitic/  acicular Nodular Cast Iron bar mill Roll

Brand

C

Si

Mn

Cr

Ni

Mo

SGA 1

3.00-3.50

1.40-2.40

0.20-0.80

≤0.50

2.50-3.50

0.40-1.00

SGA 2

3.00-3.50

1.20-2.00

0.20-0.80

0.20-1.00

3.00-4.50

0.40-1.00

Brand

Barrel Hardness(HS)

Tensile Strength(Mpa)

Bending Strength(Mpa)

Application

SGA 1

55-70

≥400

600-800

Small profiled bar, stick, narrow steel finishing mill frame, high speed

wire pre-finishing rolling

SGA 2

62-80

≥400

600-800

4.Indefinite Chilled cast iron bar mill roll  

Grade

Hardness(HSD)

C

Si

Mn

Ni

Cr

Mo

Indefinite-I

60-70

3.0/3.5

0.5/1.0

0.5/1.0

0.5/1.0

0.5/1.0

0.2/0.6

Indefinite-II

62-72

3.0/3.5

0.5/1.0

0.5/1.0

1.0/2.0

0.5/1.0

0.2/0.6

Indefinite-III

65-75

3.0/3.5

0.5/1.0

0.5/1.0

2.0/3.0

0.7/1.2

0.2/0.6

Indefinite-IV

70-85

3.0/3.5

0.5/1.0

0.5/1.0

3.0/5.0

1.0/2.0

0.2/0.6

Hardness of shell

HSD60-85

Hardness of neck

HSD35-48

Tensile Strength of core

≥450Mpa

For the finishing stands of continuous rolling mill of strip and bar, the pre-finishing stands of high speed wire, the intermediate and the front of finishing stands of small section, also utilized in thin plate and straightening roll.