GH1138

This page provides GH1138 datasheet, GH1138 mechanical properties, chemical element GH1138, technical specifications of GH1138 steel material properties. GH1138 performance specifications.

GBT GH1138
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy GH1138 GBT China High temperature iron base alloy
GH3044
GH3128
GH4033
GH4037
GH4043
GH4049
GH4133
GH4169
GH1013
GH1014
Datasheet for:Steel Grades:Special Alloy:GH1138

Chemical composition(mass fraction)(wt.%) of the GH1138

C(%) Mn(%) Cr(%) Ni(%) Mo(%) W(%) B(%) Nb(%) Al(%) Other(%)
Max 0.10 1.0-2.0 18.0-22.0 35.0-40.0 2.0-2.6 4.5-5.2 Max 0.008 1.0-1.7 Max 0.5 Si:Max 0.8,Ce:Max 0.05,N :0.10-0.25,Zr:Max 0.05

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade GH1138

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)
921 (≥) 276 (≥) 41 31 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 444
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
21 - -     0.44 -  
485 217 - 12.3 143   -  
948 - 31 34.2   331 342
Heat treated : 1345°C - 1586°C
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
GH1138 GBT China
High temperature iron base alloy
GH1138

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