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OI.T45

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OLT35 OLT65
#OI #T45

Description

Romania STAS/SR OI.T45 Structural steel and OI.T45 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: OI.T45
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel OI.T45 STAS/SR Romania Structural steel
20VMn12
31VMn12
33MoCr11
34MoCrNi15
35Mn14
35VMoMn14
40VMoMnCr7
41MoCr11
43MoMn16
OLT35

Chemical composition(mass fraction)(wt.%) of the OI.T45

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.17-0.24 0.15-0.35 0.40 -0.80 0.040 0.045 0.30 0.30 0.06

Mechanical Properties of steel grade OI.T45

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)
474 (≥) 288 (≥) 42 22 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade OI.T45

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
42 - -     0.21 -  
543 854 - 31.3 243   -  
716 - 42 14.2   414 413

Heat Treatment of steel grade OI.T45

Heat treated : 1566°C - 1875°C

Technological Curves of steel grade OI.T45

Cross Reference Table (Equivalent Grade) of OI.T45

Grade Standard Country Application
OIX30XS STAS/SR Romania Structural steel
OIX55X STAS/SR Romania Structural steel
OI.T45 STAS/SR Romania Structural steel
OI.T45K STAS/SR Romania Structural steel
OIX5 5 AT STAS/SR Romania Alloy structural steel
OIX65A STAS/SR Romania Alloy structural steel
CT45 SS Sweden Carbide for cutting tools
CT45 SS Sweden Carbide for cutting tools
CT45 SS Sweden Carbide for cutting tools
CT45 SS Sweden Carbide for cutting tools
CT45 SS Sweden Carbide for cutting tools
CT45 SS Sweden Carbide for cutting tools
CT45 SS Sweden Carbide for cutting tools
CT45 SS Sweden Carbide for cutting tools
CT45 SS Sweden Carbide for cutting tools
CT45 SS Sweden Carbide for cutting tools
OLT45R STAS/SR Romania Structural steel
OLT35 OLT65
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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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