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

Description

STKN490B Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: STKN490B
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel STKN490B
SN400A
SN400B
SN400C
SN490B
SN490C
SNR400A
SNR400B
SNR490B
STKN400W
STKN400B

Chemical composition(mass fraction)(wt.%) of the STKN490B

 


C
Si
Mn
P
S
Cr Ni
0.22 0.55 1.6 0.03 0.015    
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
≤0.006            
             

Mechanical Properties of steel grade STKN490B

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)
899 (≥) 882 (≥) 12 22 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade STKN490B

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
13 - -     0.42 -  
452 557 - 43.3 341   -  
283 - 32 11.2   422 132

Heat Treatment of steel grade STKN490B

Heat treated : 1485°C - 1987°C

Technological Curves of steel grade STKN490B


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 STKN490B?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top