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GH1139

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GH1138 GH1167
#GH1139

Description

China GBT GH1139 High temperature iron base alloy and GH1139 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: GH1139
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy GH1139 GBT China High temperature iron base alloy
GH3128
GH4033
GH4037
GH4043
GH4049
GH4133
GH4169
GH1013
GH1014
GH1138

Chemical composition(mass fraction)(wt.%) of the GH1139

C(％) Mn(％) Cr(％) Ni(％) B(%) Fe(%) Other(%)
Max 0.12 5.0-7.0 23.0-26.0 15.0-18.0 Max 0.01 Balance Si:Max 1.0,N: 0.30-0.45

Mechanical Properties of steel grade GH1139

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)
764 (≥) 356 (≥) 22 22 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 333

Physical Properties of steel grade GH1139

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
14 - -     0.21 -  
926 685 - 31.3 214   -  
347 - 11 32.2   413 421

Heat Treatment of steel grade GH1139

Heat treated : 1232°C - 1579°C

Technological Curves of steel grade GH1139

Cross Reference Table (Equivalent Grade) of GH1139

Grade Standard Country Application
GH1139 GBT China High temperature iron base alloy
HGH1139 GBT China Super alloy welding wire
GH1138 GH1167
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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