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OLC20S

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OLC20 OLC20X
#OLC20S

Description

Romania STAS/SR OLC20S Structural steel and OLC20S Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: OLC20S
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel OLC20S STAS/SR Romania Structural steel
OL70.1
OLC10
OLC10S
OLC10X
OLC10XS
OLC15
OLC15S
OLC15X
OLC15XS
OLC20

Chemical composition(mass fraction)(wt.%) of the OLC20S

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Cu(%)
0.17-0.24 0.17-0.37 0.40-0.70 0.040 0.020-0.045 0.30 0.30 0.30

Mechanical Properties of steel grade OLC20S

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)
985 (≥) 424 (≥) 21 33 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade OLC20S

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
22 - -     0.14 -  
576 341 - 41.3 141   -  
887 - 33 41.2   342 211

Heat Treatment of steel grade OLC20S

Heat treated : 1511°C - 1592°C

Technological Curves of steel grade OLC20S

Cross Reference Table (Equivalent Grade) of OLC20S

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