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GH3030

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GH2302 GH3039
#GH3030

Description

China GB GB/T 14992 (2005) , GB/T 14994 (2008) , GB/T 14995 (2010) , GB/T 14996 (2010) , GB/T 14998 (1994) , GB/T 15062 (2008) , GH3030 Specialsteel Classification and designation for superalloys and high temperature intermetallic materials and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: GH3030
Category Class Grade Standard Country Application
Steel GradesSpecialsteel GH3030 GB China Classification and designation for superalloys and high temperature intermetallic materials

Chemical composition(mass fraction)(wt.%) of the GH3030

C Cr Ni Al Ti Fe Si Mn P S
≤0.12 19.0 -22.0 ≤Remainder ≤0.15 0.15 -0.35 ≤1.5 ≤0.80 ≤0.70 ≤0.030 ≤0.020

Mechanical Properties of steel grade GH3030

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)
371 (≥) 822 (≥) 21 42 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade GH3030

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
44 - -     0.41 -  
291 867 - 11.3 341   -  
496 - 42 31.2   131 221

Heat Treatment of steel grade GH3030

Heat treated : 1992°C - 1323°C

Technological Curves of steel grade GH3030

Cross Reference Table (Equivalent Grade) of GH3030

Grade Standard Country Application
GH3030

Relevant standard of GH3030

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
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
GH2302 GH3039
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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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