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K23A

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K23 K24
#K23A

Description

China GBT K23A conventional cast superalloy and K23A Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: K23A
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy K23A GBT China conventional cast superalloy
K424
K430
K438
K438G
K441
K461
K477
K4801
K491
K23

Chemical composition(mass fraction)(wt.%) of the K23A

C(％) Si(％) Mn(％) S(％) Cr(％) Ni(％) Mo(％) W(%) Co(%) B(%) Nb(%) Al(%) Ti(%) Fe(%)
0.12-0.18 0.20 0.20 0.010000000000000000 14.00-15.50 Bal 6.80-8.30 0.20 8.20-9.50 0.005-0.015 0.25 3.90-4.40 3.40-3.80 0.50

Mechanical Properties of steel grade K23A

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)
968 (≥) 244 (≥) 41 11 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical Properties of steel grade K23A

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
24 - -     0.22 -  
343 559 - 14.3 132   -  
545 - 43 13.2   114 133

Heat Treatment of steel grade K23A

Heat treated : 1922°C - 1979°C

Technological Curves of steel grade K23A

Cross Reference Table (Equivalent Grade) of K23A

Grade Standard Country Application
K23A GBT China conventional cast superalloy
K23 K24
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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