Available 24/7 at sales@steel-grades.com

Description

Japan JIS SK90 Carbon tool steel and SK90 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: SK90
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy SK90 JIS Japan Carbon tool steel
SK140
SK1
SK120
SK2
TC120
SK105
SK3
TC105
SK95
SK4

Chemical composition(mass fraction)(wt.%) of the SK90

C(%) Si(%) Mn(%) P(%) S(%)
0.85-0.95 0.15-0.35 0.15-0.50 Max 0.030 Max 0.030

Mechanical Properties of steel grade SK90

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)
278 (≥) 417 (≥) 42 21 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade SK90

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
11 - -     0.13 -  
995 835 - 14.3 434   -  
759 - 22 14.2   211 144

Heat Treatment of steel grade SK90

Heat treated : 1445°C - 1391°C

Technological Curves of steel grade SK90

Cross Reference Table (Equivalent Grade) of SK90

Grade Standard Country Application
SK90 JIS Japan Carbon tool steel

Available Suppliers

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 SK90?
  • List your company on S&G now? Join
  • Non-paying users only
Top