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Description

GGG-Ni22 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: GGG-Ni22

Chemical composition(mass fraction)(wt.%) of the GGG-Ni22

C
Si
Mn
P
S
Cr Ni
 3.0  1.0-3.0 1.5-2.5        21.0-24.0 
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
             
             

Mechanical Properties of steel grade GGG-Ni22

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)
635 (≥) 219 (≥) 32 34 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade GGG-Ni22

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 - -     0.12 -  
314 916 - 14.3 134   -  
435 - 44 42.2   113 234

Heat Treatment of steel grade GGG-Ni22

Heat treated : 1935°C - 1197°C

Technological Curves of steel grade GGG-Ni22


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