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Description

Romania STAS/SR 01X50 XS Structural steel and 01X50 XS Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 01X50 XS
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 01X50 XS STAS/SR Romania Structural steel
OLC40S
OLC40X
OLC40XS
OLC45
OLC45S
OLC45X
OLC45XS
OLC50
OLC50S
OLC50X

Chemical composition(mass fraction)(wt.%) of the 01X50 XS

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Cu(%)
0.47-0.55 0.17-0.37 0.60-0.90 0.035 0.020-0.040 0.30 0.30 0.30

Mechanical Properties of steel grade 01X50 XS

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)
911 (≥) 715 (≥) 22 14 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade 01X50 XS

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
34 - -     0.24 -  
966 414 - 31.3 413   -  
687 - 33 13.2   121 133

Heat Treatment of steel grade 01X50 XS

Heat treated : 1951°C - 1818°C

Technological Curves of steel grade 01X50 XS

Cross Reference Table (Equivalent Grade) of 01X50 XS

Grade Standard Country Application
01X50 XS STAS/SR Romania Structural steel
OLC10XS STAS/SR Romania Structural steel
OLC15XS STAS/SR Romania Structural steel
OLC20XS STAS/SR Romania Structural steel
OLC25XS STAS/SR Romania Structural steel
OIX30XS STAS/SR Romania Structural steel
OLC35XS STAS/SR Romania Structural steel
OLC40XS STAS/SR Romania Structural steel
OLC45XS STAS/SR Romania Structural steel
OLC55XS STAS/SR Romania Structural steel
OLC60XS STAS/SR Romania Structural steel
OLC8XS STAS/SR Romania Structural steel
15Cr09XS STAS/SR Romania Alloy structural steel
17CrNi16XS STAS/SR Romania Alloy structural steel
17MaCr10XS STAS/SR Romania Alloy structural steel
17MoCrNi14XS STAS/SR Romania Alloy structural steel
18CrNi20XS STAS/SR Romania Alloy structural steel
18MnCr11XS STAS/SR Romania Alloy structural steel
19MoCr11XS STAS/SR Romania Alloy structural steel

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