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GH220

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GH202 GH413
#GH220

Description

China GBT GH220 wrought Fe/Ni-base superalloy and GH220 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: GH220
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy GH220 GBT China wrought Fe/Ni-base superalloy
GH99
GH105
GH33A
GH4133B
GH141
GH145
GH163
GH169
GH199
GH202

Chemical composition(mass fraction)(wt.%) of the GH220

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％) V(%) W(%) Cu(%) Co(%) B(%) Nb(%) Al(%) Ti(%) Mg(%) Fe(%)
≤0.08 0.35 0.50 0.015 0.009 9.00-12.00 5.00-7.00 0. 250-0.800 5.00-6. 50 0.070 14.00-15.50 ≤0.020 - 3. 90 -4. 80 2+20-2. 90 ≤0.010 ≤3.00

Mechanical Properties of steel grade GH220

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)
422 (≥) 586 (≥) 24 24 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 341

Physical Properties of steel grade GH220

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
34 - -     0.43 -  
668 395 - 23.3 241   -  
761 - 13 33.2   243 441

Heat Treatment of steel grade GH220

Heat treated : 1473°C - 1495°C

Technological Curves of steel grade GH220

Cross Reference Table (Equivalent Grade) of GH220

Grade Standard Country Application
GH220 GBT China wrought Fe/Ni-base superalloy
GH202 GH413
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...

Rfq.: sales@longhaisteel.com
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