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Description

1.8751 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 1.8751
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel 1.8751
1.0493
S275NLH
1.0497
S355NH
1.0539
S355NLH
1.0549
S420NH
1.8750
S420NLH

Chemical composition(mass fraction)(wt.%) of the 1.8751

C
Si
Mn
P
S
Cr Ni
0.22  0.40  1.00-1.70  0.030  0.025   0.30  0.80
Mo Al Cu Nb Ti V Ce
 0.10   0.020  0.70  0.050 ≤0.03  0.20  
N Co Pb B Other    
 0.025       houdu  S 65    
             

Mechanical Properties of steel grade 1.8751

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)
733 (≥) 565 (≥) 24 13 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade 1.8751

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 - -     0.43 -  
183 578 - 31.3 241   -  
599 - 11 12.2   141 343

Heat Treatment of steel grade 1.8751

Heat treated : 1483°C - 1731°C

Technological Curves of steel grade 1.8751


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