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

Description

SNR490B Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: SNR490B
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel SNR490B
SNB22-1~5
SNB23-1~5
SNB24-1~5
SN400A
SN400B
SN400C
SN490B
SN490C
SNR400A
SNR400B

Chemical composition(mass fraction)(wt.%) of the SNR490B

 

 

C
Si
Mn
P
S
Cr Ni
0.18-0.2 0.55 1.6 0.03 0.03    
Mo Al Cu Nb Ti V Ce
            0.44-0.46
N Co Pb B Other    
             
             

Mechanical Properties of steel grade SNR490B

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)
472 (≥) 558 (≥) 32 44 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 233

Physical Properties of steel grade SNR490B

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
43 - -     0.31 -  
743 467 - 12.3 221   -  
814 - 31 22.2   111 432

Heat Treatment of steel grade SNR490B

Heat treated : 1955°C - 1448°C

Technological Curves of steel grade SNR490B


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 SNR490B?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top