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K423

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K19H K423A
#K423

Description

China GBT K423 conventional cast superalloy and K423 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: K423
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy K423 GBT China conventional cast superalloy
K8
K9
K12
K17
K17G
K17L
K18
K18B
K19
K19H

Chemical composition(mass fraction)(wt.%) of the K423

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) W(%) Co(%) B(%) Nb(%) Al(%) Ti(%) Fe(%)
0.12-0.18 0.20 0.20 0.010 0.010000000000000000 14.50-16.50 Bal 7.60-9.00 0.20 9*00-10.50 0.004-0.008 0.25 3.90-4.40 3.40-3.80 0.50

Mechanical Properties of steel grade K423

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)
231 (≥) 644 (≥) 12 21 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade K423

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
11 - -     0.24 -  
669 197 - 21.3 213   -  
817 - 43 14.2   141 332

Heat Treatment of steel grade K423

Heat treated : 1381°C - 1353°C

Technological Curves of steel grade K423

Cross Reference Table (Equivalent Grade) of K423

Grade Standard Country Application
K423 GBT China Age hardening type Nickel base alloy
K423 GBT China conventional cast superalloy
K423A GBT China conventional cast superalloy
K19H K423A
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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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