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Description

G31400 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: G31400
Category Type Steel Grade Standard Country Application
Steel GradesHigh Alloy G31400
689
N07252
690
NV1 (1541)
H15410
NV2 (1547)
H15470
NV3
G31410
NV4 (3140)

Chemical composition(mass fraction)(wt.%) of the G31400

 

C
Si
Mn
P
S
Cr Ni
0.38-0.43 0.15-0.30 0.70-0.90 0.040 0.040 0.35-0.65 1.10-1.40
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
             
             

Mechanical Properties of steel grade G31400

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)
692 (≥) 172 (≥) 22 33 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade G31400

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
23 - -     0.22 -  
117 991 - 21.3 114   -  
395 - 42 41.2   112 334

Heat Treatment of steel grade G31400

Heat treated : 1945°C - 1734°C

Technological Curves of steel grade G31400

Cross Reference Table (Equivalent Grade) of G31400

Grade Standard Country Application
UNS G31400 UNS USA precipitation hardening

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