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SMA 490CW

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Korea KS SMA490CW Hot - rolled atmospheric corrosion resisting steels for welded structure and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SMA490CW / SMA 490CW
Category Grade Standard Region/Area Standard Content
Metals SMA 490CW KS D 3529 Korea Hot - rolled atmospheric corrosion resisting steels for welded structure

Chemical composition(mass fraction)(wt.%) of the SMA 490CW

Element Min Max Similar
Si 0.1500 0.6500 -
S - 0.0350 -
P - 0.0350 -
Ni 0.0500 0.3000 -
Mo+Nb+Ti+V+Zr - 0.1500 -
Mn - 1.4000 -
Cu 0.3000 0.5000 -
Cr 0.4500 0.7500 -
C - 0.1800 -

Mechanical Properties of steel grade SMA 490CW

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)
532 (≥) 637 (≥) 12 11 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade SMA 490CW

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 - -     0.34 -  
662 686 - 14.3 214   -  
864 - 22 33.2   431 134

Heat Treatment of steel grade SMA 490CW

Heat treated : 1828°C - 1379°C

Technological Curves of steel grade SMA 490CW

Cross Reference Table (Equivalent Grade) of SMA 490CW

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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