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GH2903

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GH2901 GH2907
#GH2903

Description

China GBT GH2903 wrought Fe/Ni-base superalloy and GH2903 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: GH2903
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy GH2903 GBT China wrought Fe/Ni-base superalloy
CДП1-4
CДП1-5/CAN1-5
GH2135
GH2150
GH2302
GH2696
GH2706
GH2747
GH2761
GH2901

Chemical composition(mass fraction)(wt.%) of the GH2903

C(％) Si(％) Mn(％) P(％) S(％) Ni(％) Co(%) B(%) Nb(%) Al(%) Ti(%) Fe(%)
≤0.05 ≤0.20 0.20 0.015 0.015 36.00-39.00 14.00-17.00 0.005-0.010 2.70-3. 50 0.70-0.15 1.35 -1.75 Bal

Mechanical Properties of steel grade GH2903

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)
983 (≥) 511 (≥) 13 13 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical Properties of steel grade GH2903

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 - -     0.22 -  
924 762 - 12.3 214   -  
827 - 44 43.2   334 231

Heat Treatment of steel grade GH2903

Heat treated : 1796°C - 1623°C

Technological Curves of steel grade GH2903

Cross Reference Table (Equivalent Grade) of GH2903

Grade Standard Country Application
GH2903 GBT China wrought Fe/Ni-base superalloy
GH2901 GH2907
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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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