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GH30

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GH5K GH39
#GH30

Description

China GBT GH30 wrought Fe/Ni-base superalloy and GH30 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: GH30
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy GH30 GBT China wrought Fe/Ni-base superalloy
GH696
GH706
GH747
GH761
GH901
GH903
GH907
GH909
GH984
GH5K

Chemical composition(mass fraction)(wt.%) of the GH30

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Cu(%) B(%) Nb(%) Al(%) Ti(%) Fe(%)
≤0.12 0.80 0. 70 0.030 0.020 19.00-22.00 Bal - ≤0-200 - - ≤0. 15 0. 15 -0.35 ≤1.50

Mechanical Properties of steel grade GH30

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)
955 (≥) 472 (≥) 31 33 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade GH30

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
31 - -     0.21 -  
258 262 - 33.3 232   -  
614 - 21 22.2   132 311

Heat Treatment of steel grade GH30

Heat treated : 1166°C - 1867°C

Technological Curves of steel grade GH30

Cross Reference Table (Equivalent Grade) of GH30

Grade Standard Country Application
GH3030 GBT China Solid solution strengthening type iron base alloy
GH3039 GBT China Solid solution strengthening type iron base alloy
GH3044 GBT China Solid solution strengthening type iron base alloy
GH3007 GBT China wrought Fe/Ni-base superalloy
GH3030 GBT China wrought Fe/Ni-base superalloy
GH3039 GBT China wrought Fe/Ni-base superalloy
GH3044 GBT China wrought Fe/Ni-base superalloy
GH302 GBT China wrought Fe/Ni-base superalloy
GH30 GBT China wrought Fe/Ni-base superalloy
HGH30 GBT China Super alloy welding wire
HGH3030 GBT China Super alloy welding wire
HGH3039 GBT China Super alloy welding wire
HGH3041 GBT China Super alloy welding wire
HGH3044 GBT China Super alloy welding wire
GH5K GH39
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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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