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OLC45q

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OLC35q OL37q
#OLC45q

Description

Romania STAS/SR OLC45q Alloy structural steel and OLC45q Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: OLC45q
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel OLC45q STAS/SR Romania Alloy structural steel
33MoCr11CS
34MoCrNi5CS
40BCr10CS
10Cr10CS
41MoCr11CS
OLC35CS
OLC45CS
OLC55CS
OLC15q
OLC35q

Chemical composition(mass fraction)(wt.%) of the OLC45q

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Cu(%)
0.42-0.50 0.17-0.37 0.50-0.80 0.04 0.04 Max 0.30 0.3 0.3

Mechanical Properties of steel grade OLC45q

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)
117 (≥) 447 (≥) 31 44 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade OLC45q

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
32 - -     0.33 -  
776 749 - 22.3 312   -  
759 - 14 32.2   144 242

Heat Treatment of steel grade OLC45q

Heat treated : 1615°C - 1946°C

Technological Curves of steel grade OLC45q

Cross Reference Table (Equivalent Grade) of OLC45q

Grade Standard Country Application
OLC45q STAS/SR Romania Alloy structural steel
OLC45q STAS/SR Romania Alloy structural steel
OLC35q OL37q
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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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