Shanghai Jieteng Precision Mold Factory

Shanghai Jingteng Metal Group Co., Ltd.

   
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55NiCrMoV7

55NiCrMoV7

55NiCrMoV7 Chinese Standard Tool Steel
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Thickness：
Diameter：
  
55NiCrMoV7 Chinese Standard Tool Steel



Material Name


Material Name: 55NiCrMoV7

Characteristics and scope of application


 to make variety of large and medium-sized forging die steel

Chemical Composition


C(%)

Si(%)

Mn(%)

P(%)

S(%)

Cr(%)

Ni(%)

Mo(%)

V(%)

0.50-0.60

0.10-0.40

0.65-0.95

Max 0.030

Max 0.030

1.00-1.20

1.50-1.80

0.45-0.55


0.07-0.12



Mechanical Properties

Yield
Rp0.2 (MPa)

Tensile
Rm (MPa)

Impact
KV/Ku (J)

Elongation
A (%)

Reduction in cross section on fracture
Z (%)

As-Heat-Treated Condition

Brinell hardness (HBW)

169 (≥)

163 (≥)

23

31

33

Solution and Aging, Annealing, Ausaging, Q+T,etc

412


Delivery State


  annealed state delivery, the delivery state should be indicated in the contract.