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GH1040

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GH1035 GH1131
#GH1040

Description

China GB GB/T 14992 (2005) , GB/T 14994 (2008) , GH1040 Specialsteel Classification and designation for superalloys and high temperature intermetallic materials and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: GH1040
Category Class Grade Standard Country Application
Steel GradesSpecialsteel GH1040 GB China Classification and designation for superalloys and high temperature intermetallic materials

Chemical composition(mass fraction)(wt.%) of the GH1040

C Cr Mo Ni Si Mn P S N
≤0.12 15.0 -17.5 5.50 -7.00 24.0 -27.0 0.50 -1.00 1.00 -2.00 ≤0.030 ≤0.020 0.10 -0.20

Mechanical Properties of steel grade GH1040

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)
869 (≥) 416 (≥) 32 43 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade GH1040

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 - -     0.31 -  
163 786 - 14.3 444   -  
479 - 21 44.2   132 223

Heat Treatment of steel grade GH1040

Heat treated : 1954°C - 1835°C

Technological Curves of steel grade GH1040

Cross Reference Table (Equivalent Grade) of GH1040

Grade Standard Country Application
GH1040
GH1040
GH1040
GH1040

Relevant standard of GH1040

GB/T 14992 (2005) Classification and designation for superalloys and high temperature intermetallic materials GB-T-14992--(2005)-.pdf
GB/T 14994 (2008) Cold brawn heat-resisting superalloy bars GB-T-14994--(2008)-.pdf
GH1035 GH1131
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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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