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K419

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K418B K419H
#K19

Description

China GBT K419 conventional cast superalloy and K419 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: K419
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy K419 GBT China conventional cast superalloy
GH159
GH783
K408
K409
K412
K417
K417G
K417L
K418
K418B

Chemical composition(mass fraction)(wt.%) of the K419

C(％) Si(％) Mn(％) S(％) Cr(％) Ni(％) Mo(％) V(%) W(%) Cu(%) Co(%) B(%) Nb(%) Al(%) Ti(%) Mg(%) Fe(%)
0.09-14 0.20 0.50 0.015000000000000000 5.50-6.50 Bal 1.70-2.30 ≤0.100 9.50-10.50 0.400 11.00-13.00 0.050-0.100 2.50-3.30 5.20-5.70 1.00-1.50 ≤0.003 ≤0.50

Mechanical Properties of steel grade K419

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)
329 (≥) 115 (≥) 14 22 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade K419

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
22 - -     0.23 -  
511 187 - 22.3 211   -  
236 - 31 11.2   433 144

Heat Treatment of steel grade K419

Heat treated : 1667°C - 1496°C

Technological Curves of steel grade K419

Cross Reference Table (Equivalent Grade) of K419

Grade Standard Country Application
K419 GBT China conventional cast superalloy
K419H GBT China conventional cast superalloy
K19 GBT China conventional cast superalloy
K19H GBT China conventional cast superalloy
K418B K419H
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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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