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Description

Romania STAS/SR OLC40XS Structural steel and OLC40XS Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: OLC40XS
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel OLC40XS STAS/SR Romania Structural steel
OLC30S
OLC30X
OIX30XS
OLC35
OLC3SS
OLC35X
OLC35XS
OLC40
OLC40S
OLC40X

Chemical composition(mass fraction)(wt.%) of the OLC40XS

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Cu(%)
0.37-0.44 0.17-0.37 0.50-0.80 0.035 0.020-0.040 0.30 0.30 0.30

Mechanical Properties of steel grade OLC40XS

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)
587 (≥) 973 (≥) 11 11 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade OLC40XS

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 - -     0.23 -  
477 626 - 11.3 334   -  
933 - 42 31.2   321 442

Heat Treatment of steel grade OLC40XS

Heat treated : 1973°C - 1449°C

Technological Curves of steel grade OLC40XS

Cross Reference Table (Equivalent Grade) of OLC40XS

Grade Standard Country Application
OLC40XS STAS/SR Romania Structural steel

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