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GH202

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GH199 GH220
#GH202

Description

China GBT GH202 wrought Fe/Ni-base superalloy and GH202 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: GH202
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy GH202 GBT China wrought Fe/Ni-base superalloy
GH98
GH99
GH105
GH33A
GH4133B
GH141
GH145
GH163
GH169
GH199

Chemical composition(mass fraction)(wt.%) of the GH202

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) V(%) W(%) Cu(%) Co(%) B(%) Nb(%) Al(%) Ti(%) Fe(%)
≤0.08 0. 60 0.50 0.015 0.010 17.00-20.00 Bal 4.00-5.00 - 4.00-5.00 - - ≤0.010 - 1.00-1. 50 2. 20-2.80 ≤4.00

Mechanical Properties of steel grade GH202

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)
691 (≥) 496 (≥) 14 33 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical Properties of steel grade GH202

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
43 - -     0.12 -  
971 341 - 22.3 311   -  
132 - 33 24.2   411 132

Heat Treatment of steel grade GH202

Heat treated : 1314°C - 1212°C

Technological Curves of steel grade GH202

Cross Reference Table (Equivalent Grade) of GH202

Grade Standard Country Application
GH202 GBT China wrought Fe/Ni-base superalloy
GH199 GH220
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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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