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K4801

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K477 K491
#K4801

Description

China GBT K4801 conventional cast superalloy and K4801 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: K4801
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy K4801 GBT China conventional cast superalloy
K19H
K423
K423A
K424
K430
K438
K438G
K441
K461
K477

Chemical composition(mass fraction)(wt.%) of the K4801

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) V(%) W(%) Cu(%) Co(%) B(%) Nb(%) Al(%) Ti(%) Ta(%) Mg(%) Fe(%)
0.15-0.19 0.10 0.50 0.015 0.010000000000000000 13.70-14.30 Bal 3.70-4.30 0.100 3.70-4.30 0.100 9.00-10.00 0.010-0.020 0.10 2.80-3.20 4.80-5.20 0.10 0.010 0.35

Mechanical Properties of steel grade K4801

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)
742 (≥) 875 (≥) 44 11 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade K4801

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
43 - -     0.21 -  
765 468 - 11.3 244   -  
833 - 22 33.2   442 121

Heat Treatment of steel grade K4801

Heat treated : 1641°C - 1998°C

Technological Curves of steel grade K4801

Cross Reference Table (Equivalent Grade) of K4801

Grade Standard Country Application
K4801 GBT China conventional cast superalloy
K477 K491
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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