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28TiMnCr12S

Description

Romania STAS/SR 28TiMnCr12S Alloy structural steel and 28TiMnCr12S Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 28TiMnCr12S
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 28TiMnCr12S STAS/SR Romania Alloy structural steel
21 MoMnCr 12XS
25MnCrSiil
25MnCrSil IS
25MnCrSi11X
25MnCrSi11XS
26MoCr11
26MoCr11S
26MoCr11X
26MoCr11XS
28TiMnCr12

Chemical composition(mass fraction)(wt.%) of the 28TiMnCr12S

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) Cu(%) Ti(%)
0.24-0.32 0.17-0.37 0.80-1.10 0.035 0.020-0.040 1.00- 1.30 0.30 0.15 0.30 0.03-0.09

Mechanical Properties of steel grade 28TiMnCr12S

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)
185 (≥) 227 (≥) 24 22 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical Properties of steel grade 28TiMnCr12S

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
43 - -     0.43 -  
445 313 - 22.3 134   -  
686 - 24 43.2   214 144

Heat Treatment of steel grade 28TiMnCr12S

Heat treated : 1647°C - 1464°C

Technological Curves of steel grade 28TiMnCr12S

Cross Reference Table (Equivalent Grade) of 28TiMnCr12S

Grade Standard Country Application
28TiMnCr12S STAS/SR Romania Alloy structural steel

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