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G33CrNiMo7-4-4

Description

G33CrNiMo7-4-4 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: G33CrNiMo7-4-4

Chemical composition(mass fraction)(wt.%) of the G33CrNiMo7-4-4

C
Si
Mn
P
S
Cr Ni
 0.30-0.36  0.60 0.50-0.80   0.015 0.007   0.90-1.20 1.50-1.80 
Mo Al Cu Nb Ti V Ce
0.35-0.50             
N Co Pb B Other    
             
             

Mechanical Properties of steel grade G33CrNiMo7-4-4

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)
414 (≥) 372 (≥) 24 42 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade G33CrNiMo7-4-4

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
11 - -     0.21 -  
667 117 - 12.3 331   -  
581 - 43 11.2   243 241

Heat Treatment of steel grade G33CrNiMo7-4-4

Heat treated : 1961°C - 1158°C

Technological Curves of steel grade G33CrNiMo7-4-4


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