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GH1140

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GH1131 GH2018
#GH1140

Description

China GB GB/T 14992 (2005) , GB/T 14995 (2010) , GB/T 14996 (2010) , GB/T 14998 (1994) , GB/T 15062 (2008) , GH1140 Specialsteel Classification and designation for superalloys and high temperature intermetallic materials and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: GH1140
Category Class Grade Standard Country Application
Steel GradesSpecialsteel GH1140 GB China Classification and designation for superalloys and high temperature intermetallic materials

Chemical composition(mass fraction)(wt.%) of the GH1140

C Cr Mo Ni W Al Ti Si P S Ce
0.06 -0.12 20.0 -23.0 2.00 -2.50 35.0 -40.0 1.40 -1.80 0.20 -0.60 0.70 -1.20 0.80 -0.70 ≤0.025 ≤0.015 ≤0.05

Mechanical Properties of steel grade GH1140

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)
244 (≥) 785 (≥) 23 11 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade GH1140

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
22 - -     0.33 -  
919 798 - 12.3 412   -  
982 - 31 32.2   143 332

Heat Treatment of steel grade GH1140

Heat treated : 1823°C - 1658°C

Technological Curves of steel grade GH1140

Cross Reference Table (Equivalent Grade) of GH1140

Grade Standard Country Application
GH1140

Relevant standard of GH1140

GB/T 14992 (2005) Classification and designation for superalloys and high temperature intermetallic materials GB-T-14992--(2005)--.pdf
GB/T 14995 (2010) Hot-rolled superalloy sheets GB-T-14995--(2010)--.pdf
GB/T 14996 (2010) Cold-Rolled heat-resisting superalloy sheets GB-T-14996--(2010)--.pdf
GB/T 14998 (1994) Heat-resisting superalloy blanks for forged rings GB-T-14998--(1994)-.pdf
GB/T 15062 (2008) Superalloy tube for general application GB-T-15062--(2008)-.pdf
GH1131 GH2018
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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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