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Description

W3 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: W3
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel W3
51CrMoV4
1.7701
45CrMoV6-7
1.7737
100Cr2
1.3501
1.3501
W1
W2
1.3503

Chemical composition(mass fraction)(wt.%) of the W3

 

C
Si
Mn
P
S
Cr Ni
0.93-1.05  0.15-0.35  0.25-0.45  0.025  0.015  1.35-1.60   
Mo Al Cu Nb Ti V Ce
   0.050  0.30        
N Co Pb B Other    
             
             

Mechanical Properties of steel grade W3

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)
562 (≥) 792 (≥) 33 33 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade W3

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
22 - -     0.22 -  
212 793 - 21.3 434   -  
784 - 34 43.2   221 222

Heat Treatment of steel grade W3

Heat treated : 1128°C - 1716°C

Technological Curves of steel grade W3

Cross Reference Table (Equivalent Grade) of W3

Grade Standard Country Application
HW350 Australia Structural steel
CW300 Australia Structural steel

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