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OI.T45K

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OLT35K OPM
#OI #T45K

Description

Romania STAS/SR OI.T45K Structural steel and OI.T45K Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: OI.T45K
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel OI.T45K STAS/SR Romania Structural steel
41MoCr11
43MoMn16
OLT35
OI.T45
OLT65
10CrMOL0
10MoCr50
14CrMo4
16Mo3
OLT35K

Chemical composition(mass fraction)(wt.%) of the OI.T45K

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Cu(%)
Max 0.23 0.15-0.35 ≥0.40 0.040 0.045 0.30 0.30 0.30

Mechanical Properties of steel grade OI.T45K

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)
433 (≥) 368 (≥) 41 22 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade OI.T45K

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
21 - -     0.22 -  
147 589 - 22.3 331   -  
179 - 31 23.2   323 344

Heat Treatment of steel grade OI.T45K

Heat treated : 1633°C - 1481°C

Technological Curves of steel grade OI.T45K

Cross Reference Table (Equivalent Grade) of OI.T45K

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
OLT35K OPM
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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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