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GGL-NiCr20-2

Description

GGL-NiCr20-2 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: GGL-NiCr20-2

Chemical composition(mass fraction)(wt.%) of the GGL-NiCr20-2

C
Si
Mn
P
S
Cr Ni
 3.0 1.0-2.8  0.5-1.5      1.0-2.5 18.0-22.0
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
             
             

Mechanical Properties of steel grade GGL-NiCr20-2

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)
355 (≥) 692 (≥) 23 21 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade GGL-NiCr20-2

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
41 - -     0.31 -  
165 119 - 12.3 211   -  
418 - 23 12.2   213 414

Heat Treatment of steel grade GGL-NiCr20-2

Heat treated : 1925°C - 1496°C

Technological Curves of steel grade GGL-NiCr20-2


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