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

Description

China CNS SMA490BW China Taiwan Structural steel and SMA490BW Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: SMA490BW
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel SMA490BW CNS China China Taiwan Structural steel
SBV1B
SBV2
SBV3
SMA400AW
SMA400BW
SMA400CW
SMA400AP
SMA400BP
SMA400CP
SMA490AW

Chemical composition(mass fraction)(wt.%) of the SMA490BW

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Cu(%)
0.18 0.15-0.65 1.4 0.035 0.035 0.45-0.75 Max 0.05-0.30 0.30-0.50

Mechanical Properties of steel grade SMA490BW

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)
672 (≥) 141 (≥) 33 44 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade SMA490BW

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
23 - -     0.23 -  
363 678 - 32.3 424   -  
369 - 14 22.2   144 411

Heat Treatment of steel grade SMA490BW

Heat treated : 1226°C - 1254°C

Technological Curves of steel grade SMA490BW

Cross Reference Table (Equivalent Grade) of SMA490BW

Grade Standard Country Application
SMA490BW CNS China China Taiwan Structural 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 SMA490BW?
  • List your company on S&G now? Join
  • Non-paying users only
Top