In-furnace Support Roll

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Quick Details

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Brand Name:


Model Number:

In-furnace support roll

Application:

machinery

Material:

Steel,9Cr2Mo, 86CrMoV7,60CrMo,VC9

Dimensions:

420*9870

Type:

Forging Parts

Certification:

ISO9001

Diameter:

30-800mm

Packaging & Delivery

Packaging Detail:wooden case
Delivery Detail:30-50 working days

Specifications

1. High coefficient of friction 
2. Non-marking roll surface 
3. Long life 
4.Cut resistance

 

 

In-furnace support roll 

 

Rolls series:

--Backup rolls and work rolls for sheet and strip mills

--Breakdown rolls

--Section mill rolls and sleeves for long product mills 

--Backup rolls and work rolls for plate mills. 

 

Quality Standard:

 Wear resistance, Damage tolerance, and Fatigue endurance. 

 

 

Specification of Roll

Scope

Diameter of Barrel

400~3500mm

Length of machining

 ≤20,000mm 

Process

Forging, Casting

Material

Alloy steel, Carbon steel, Iron, etc.

(86CrMoV7, 9Cr2Mo,9Cr3Mo, 70Cr3Mo,MC3,MC5,SHSS...)

Barrel hardness

Work roll:  ≥ 95HSD, 90~96HSD, 70-90HSD

Neck hardness

 30~50HSD, 50~65HSD, 75-90HSD

Barrel hardness evenness

3HSD 

Hardness depth of barrel(one side)

12~18mm(2%Cr series), 18~35mm(3%Cr series),

20~40mm(5%Cr series)

 

 

Chenmical Analysis

Clssification

Hardness

C

Si

Mn

Ni

Cr

Mo

Chilled I

60-70

3.0~3.5

0.25~0.5

0.3~0.8

0.5~1.0

0.4~1.0

0.2~0.6

Chilled II

62-75

3.0~3.5 

0.25~0.5

0.3~0.8

1.0~2.0

0.5~1.2

0.2~0.6

Chilled III

65-80

3.0~3.5 

0.25~0.5

0.3~0.8

2.0~3.0

0.6~1.5

0.2~0.6

Chilled IV

70-85

3.0~3.5 

0.25~0.5

0.3~0.8

3.0~4.5

0.6~1.5

0.2~0.6

 

Applications 

--TMT Rolling Mills

--U-Section Mills

--Thin Flat Rolling

--Mills ICCI Intermediate Stand Rolls

--ICCI Finishing

--Stand Rolls Deep Section Mills

--Round Rolling Mills

--Wire Rod Rolling Mills

--T-Section Mills

--Narrow Strip Mills


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