Chinese
Available 24/7 at sales@steel-grades.com
SGSG
Post Your Request Now
Toggle menu

K8

Favorite Datasheet
K419H K9
#K8

Description

China GBT K8 conventional cast superalloy and K8 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: K8
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy K8 GBT China conventional cast superalloy
K408
K409
K412
K417
K417G
K417L
K418
K418B
K419
K419H

Chemical composition(mass fraction)(wt.%) of the K8

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) B(%) Al(%) Ti(%) Fe(%)
0.10-0.20 0.60 0.60 0.015 0.020000000000000000 14.90-17.00 Bal 4.50-6.00 0.060-0.080 2.50-3.50 1.80-2.50 8.00-12.50

Mechanical Properties of steel grade K8

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)
419 (≥) 786 (≥) 22 41 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade K8

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 - -     0.24 -  
693 467 - 13.3 234   -  
951 - 23 23.2   432 241

Heat Treatment of steel grade K8

Heat treated : 1563°C - 1231°C

Technological Curves of steel grade K8

Cross Reference Table (Equivalent Grade) of K8

Grade Standard Country Application
SK85 JIS Japan Carbon tool steel
SK80 JIS Japan Carbon tool steel
XK8660S AS Australia Australia Structural steel
K8660HS AS Australia Australia Structural steel
K408 GBT China conventional cast superalloy
K8 GBT China conventional cast superalloy
K80 GBT China conventional cast superalloy
K825 GBT China conventional cast superalloy
K419H K9
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...

Rfq.: sales@longhaisteel.com
  • Do you supply this K8?
  • List your company on S&G now? Join
  • Non-paying users only
Top