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K4202

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K4169 K4242
#K4202

Description

China GBT K4202 conventional cast superalloy and K4202 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: K4202
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy K4202 GBT China conventional cast superalloy
K38G
K41
K461
K77
K80
K91
K4002
K4130
K4163
K4169

Chemical composition(mass fraction)(wt.%) of the K4202

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) W(%) B(%) Al(%) Ti(%) Fe(%)
≤0.08 ≤0. 60 ≤0. 50 0.015 0.010000000000000000 17.00-20.00 Bal 4.00-5.00 4. 00-5. 00 ≤0. 015 1.00-1.50 2. 20-2. 80 ≤4.00

Mechanical Properties of steel grade K4202

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)
575 (≥) 961 (≥) 14 24 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade K4202

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 - -     0.11 -  
999 943 - 21.3 234   -  
752 - 23 24.2   114 143

Heat Treatment of steel grade K4202

Heat treated : 1717°C - 1517°C

Technological Curves of steel grade K4202

Cross Reference Table (Equivalent Grade) of K4202

Grade Standard Country Application
K4202 GBT China conventional cast superalloy
K4169 K4242
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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