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K401

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K273 K403
#K401

Description

China GBT K401 Age hardening type Nickel base alloy and K401 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: K401
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy K401 GBT China Age hardening type Nickel base alloy
GH4302
GH4698
GH4710
GH4738
GH4761
K211
K213
K214
K232
K273

Chemical composition(mass fraction)(wt.%) of the K401

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) W(%) B(%) Al(%) Ti(%) Fe(%)
Max 0.10 Max 0.8 Max 0.8 Max 0.015 Max 0.01 14.0-17.0 Balance Max 0.30 7.00-1.00 0.03-0.10 4.50-5.50 1.50-2.00 Max 2.0

Mechanical Properties of steel grade K401

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)
789 (≥) 844 (≥) 22 42 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade K401

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
33 - -     0.22 -  
978 328 - 44.3 222   -  
765 - 41 22.2   213 322

Heat Treatment of steel grade K401

Heat treated : 1785°C - 1489°C

Technological Curves of steel grade K401

Cross Reference Table (Equivalent Grade) of K401

Grade Standard Country Application
K401 GBT China Age hardening type Nickel base alloy
K273 K403
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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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