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K612

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K10 K40
#K612

Description

China GBT K612 conventional cast superalloy and K612 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: K612
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy K612 GBT China conventional cast superalloy
K708
K605
K610
K612
K640
K640M
K6188
K825
K605
K10

Chemical composition(mass fraction)(wt.%) of the K612

C(％) Si(％) Mn(％) Cr(％) Ni(％) Mo(％) W(%) Co(%) Al(%) Fe(%)
1.70-1.95 ≤1.50 ≤1.50 27.00-31.00 ≤1.50 ≤2.50 8.00-10.00 Bal 1.00 ≤2.50

Mechanical Properties of steel grade K612

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)
923 (≥) 276 (≥) 12 33 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade K612

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
34 - -     0.33 -  
591 826 - 42.3 332   -  
242 - 41 22.2   242 121

Heat Treatment of steel grade K612

Heat treated : 1142°C - 1824°C

Technological Curves of steel grade K612

Cross Reference Table (Equivalent Grade) of K612

Grade Standard Country Application
K612 GBT China conventional cast superalloy
K612 GBT China conventional cast superalloy
K10 K40
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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