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OLC20

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OLC15XS OLC20S
#OLC20

Description

Romania STAS/SR OLC20 Structural steel and OLC20 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: OLC20
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel OLC20 STAS/SR Romania Structural steel
OL60.1
OL70.1
OLC10
OLC10S
OLC10X
OLC10XS
OLC15
OLC15S
OLC15X
OLC15XS

Chemical composition(mass fraction)(wt.%) of the OLC20

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Cu(%)
0.17-0.24 0.17-0.37 0.30-0.60 0.040 0.045 0.30 0.30 0.30

Mechanical Properties of steel grade OLC20

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)
514 (≥) 562 (≥) 12 24 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade OLC20

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
43 - -     0.31 -  
691 916 - 11.3 414   -  
571 - 32 11.2   422 233

Heat Treatment of steel grade OLC20

Heat treated : 1329°C - 1342°C

Technological Curves of steel grade OLC20

Cross Reference Table (Equivalent Grade) of OLC20

Grade Standard Country Application
OLC20 STAS/SR Romania Structural steel
OLC20S STAS/SR Romania Structural steel
OLC20X STAS/SR Romania Structural steel
OLC20XS STAS/SR Romania Structural steel
OLC20z STAS/SR Romania Structural steel
OLC15XS OLC20S
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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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