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Description

1.0978 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 1.0978
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel 1.0978
1.0974
S340MC
1.0974
QStE340TM
1.0976
S355MC
1.0976
QStE360TM
S380MC
QStE380TM

Chemical composition(mass fraction)(wt.%) of the 1.0978

 

 

C
Si
Mn
P
S
Cr Ni
0.12  0.50  1.50  0.025  0.020     
Mo Al Cu Nb Ti V Ce
   0.015%    0.09%  0.22  0.20  
N Co Pb B Other    
             
             

Mechanical Properties of steel grade 1.0978

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)
257 (≥) 166 (≥) 22 32 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade 1.0978

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
42 - -     0.42 -  
411 736 - 32.3 424   -  
686 - 32 31.2   422 343

Heat Treatment of steel grade 1.0978

Heat treated : 1297°C - 1986°C

Technological Curves of steel grade 1.0978


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