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55Ti

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20CrNiMoH 60Ti
#55Ti

Description

China GBT 55Ti China structural steel and alloy steel and 55Ti Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: 55Ti
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel 55Ti GBT China China structural steel and alloy steel
45MnBH
20MnMoBH
20MnVBH
22MnVBH
20MnTiBH
20CrMnMoH
20CrMnTiH
20CrNi3H
12Cr2Ni4H
20CrNiMoH

Chemical composition(mass fraction)(wt.%) of the 55Ti

C(％) Si(％) Mn(％) P(％) S(％) Ti(%)
0.51-0.59 Max 0.25 Max 0.23 0.04 0.04 0.03-0.10

Mechanical Properties of steel grade 55Ti

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)
452 (≥) 388 (≥) 32 24 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade 55Ti

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
44 - -     0.42 -  
847 551 - 14.3 334   -  
188 - 32 44.2   444 424

Heat Treatment of steel grade 55Ti

Heat treated : 1788°C - 1547°C

Technological Curves of steel grade 55Ti

Cross Reference Table (Equivalent Grade) of 55Ti

Grade Standard Country Application
55Ti GBT China China structural steel and alloy steel
20CrNiMoH 60Ti
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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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