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OLC55S

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01X55 OIX55X
#OLC55S

Description

Romania STAS/SR OLC55S Structural steel and OLC55S Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: OLC55S
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel OLC55S STAS/SR Romania Structural steel
OLC40XS
OLC45
OLC45S
OLC45X
OLC45XS
OLC50
OLC50S
OLC50X
01X50 XS
01X55

Chemical composition(mass fraction)(wt.%) of the OLC55S

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Cu(%)
0.52-0.60 0.17-0.37 0.60-0.90 0.040 0.020-0.045 0.30 0.30 0.30

Mechanical Properties of steel grade OLC55S

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)
234 (≥) 424 (≥) 22 34 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade OLC55S

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
41 - -     0.32 -  
499 624 - 42.3 311   -  
373 - 41 41.2   341 232

Heat Treatment of steel grade OLC55S

Heat treated : 1541°C - 1897°C

Technological Curves of steel grade OLC55S

Cross Reference Table (Equivalent Grade) of OLC55S

Grade Standard Country Application
OLC55S STAS/SR Romania Structural steel
01X55 OIX55X
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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