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K80

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K77 K91
#K80

Description

China GBT K80 conventional cast superalloy and K80 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: K80
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy K80 GBT China conventional cast superalloy
K491
K23
K23A
K24
K430
K38
K38G
K41
K461
K77

Chemical composition(mass fraction)(wt.%) of the K80

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 K80

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)
317 (≥) 155 (≥) 44 13 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade K80

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
32 - -     0.44 -  
259 774 - 21.3 113   -  
465 - 11 34.2   313 211

Heat Treatment of steel grade K80

Heat treated : 1944°C - 1781°C

Technological Curves of steel grade K80

Cross Reference Table (Equivalent Grade) of K80

Grade Standard Country Application
SK80 JIS Japan Carbon tool steel
K80 GBT China conventional cast superalloy
K77 K91
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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