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K232

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K214 K273
#K232

Description

China GBT K232 Age hardening type iron base alloy and K232 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: K232
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy K232 GBT China Age hardening type iron base alloy
GH4180
GH4220
GH4302
GH4698
GH4710
GH4738
GH4761
K211
K213
K214

Chemical composition(mass fraction)(wt.%) of the K232

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) W(%) B(%) Al(%) Ti(%) Fe(%) Other(%)
Max 0.15 Max 0.5 Max 0.5 Max 0.02 Max 0.015 12.0-16.0 38.0-42.0 1.50-2.50 3.50-4.50 Max 0.02 1.80-2.30 2.30-2.80 Balance Ce:Max 0.02,ZrMax 0.05

Mechanical Properties of steel grade K232

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)
473 (≥) 837 (≥) 33 34 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade K232

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
23 - -     0.11 -  
877 496 - 32.3 323   -  
522 - 22 44.2   214 243

Heat Treatment of steel grade K232

Heat treated : 1263°C - 1934°C

Technological Curves of steel grade K232

Cross Reference Table (Equivalent Grade) of K232

Grade Standard Country Application
K232 GBT China Age hardening type iron base alloy
K214 K273
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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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