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OLT45R

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OLT35R C-75
#OLT45R

Description

Romania STAS/SR OLT45R Structural steel and OLT45R Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: OLT45R
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel OLT45R STAS/SR Romania Structural steel
E32
E36
E40
1b
2a
3a
OLT35
OLT65
10Ni35
OLT35R

Chemical composition(mass fraction)(wt.%) of the OLT45R

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Cu(%) Al(%)
Max 0.23 0.15-0.35 ≥0.45 0.035 0.035 0.30 0.30 0.05 0.20 0.020-0.060

Mechanical Properties of steel grade OLT45R

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)
249 (≥) 612 (≥) 44 33 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade OLT45R

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
24 - -     0.34 -  
952 585 - 31.3 332   -  
844 - 31 21.2   241 444

Heat Treatment of steel grade OLT45R

Heat treated : 1852°C - 1147°C

Technological Curves of steel grade OLT45R

Cross Reference Table (Equivalent Grade) of OLT45R

Grade Standard Country Application
OLT45R STAS/SR Romania Structural steel
OLT35R C-75
Available Suppliers
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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