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GH747

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GH706 GH761
#GH747

Description

China GBT GH747 wrought Fe/Ni-base superalloy and GH747 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: GH747
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy GH747 GBT China wrought Fe/Ni-base superalloy
GH5188
GH5605
GH5941
GH6159
GH6783
GH135
GH150
GH302
GH696
GH706

Chemical composition(mass fraction)(wt.%) of the GH747

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Al(%) Fe(%)
≤0.10 ≤1.00 1.00 0.025 0.02 15.00-17.00 44.00-46.00 2.90-3.90 Bal

Mechanical Properties of steel grade GH747

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)
144 (≥) 444 (≥) 11 44 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade GH747

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
41 - -     0.22 -  
515 953 - 43.3 424   -  
726 - 24 42.2   224 432

Heat Treatment of steel grade GH747

Heat treated : 1994°C - 1428°C

Technological Curves of steel grade GH747

Cross Reference Table (Equivalent Grade) of GH747

Grade Standard Country Application
GH747 GBT China wrought Fe/Ni-base superalloy
GH706 GH761
Available Suppliers
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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