Tool Steel Rolls

  • Description
Product Detail

Equipped with one of the best tool steel rolls brands, Kaida Roll Group is one of competitive tool steel rolls manufacturers and suppliers in China, welcome to visit our website.

Tool Steel Rolls

Tool steel rolls newly developed by our company are manufactured in base of hot working die steel,whose working condition is similar to that of breakdown rolls ,even worse. It is formed in the high temperature state and has high thermal strength, high thermal stability, excellent wearability and resistance to thermal fatigue and temper stability. This type of rolls is used for blooming of large section mills to have a much longer service life. 

Chemical Composition %

Symbol

C

Si

Mn

Cr

Ni

Mo

V

HWD?

0.50-0.60

=0.40

0.50-0.80

0.50-0.80

1.40-1.80

0.15-0.30


HWD?

0.40-0.47

0.40-0.70

0.40-0.60

1.50-2.00

0.80-1.20

0.80-1.20

0.30-0.50

HWD?

0.32-0.42

0.80-1.20

=0.40

4.50-5.50

1.60-2.40(W)


0.60-1.00

HWD?

0.35-0.45

0.8-1.20

0.25-0.70

3.00-3.75


2.00-.00

0.25-0.75

Prosperities&Application

Symbol

Hardness
HS

Tensile Strength
MPa

Application

HWD?

55-58

=1200

Blooming and Roughing stands of large section mills

HWD?

54-56

=1200

HWD?



HWD?




 


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