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U20202

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U20152 U20252
#U20202

Description

China GBT U20202 China structural steel and alloy steel and U20202 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: U20202
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel U20202 GBT China China structural steel and alloy steel
50Mn
60Mn
65Mn
70Mn
U20080
U20100
U20150
U20082
U20102
U20152

Chemical composition(mass fraction)(wt.%) of the U20202

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Cu(%)
0.17-0.23 0.17-0.37 0.35-0.65 0.035 0.035 0.25 0.3 0.25

Mechanical Properties of steel grade U20202

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)
483 (≥) 587 (≥) 13 33 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade U20202

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
34 - -     0.42 -  
599 574 - 31.3 132   -  
941 - 22 13.2   331 223

Heat Treatment of steel grade U20202

Heat treated : 1894°C - 1588°C

Technological Curves of steel grade U20202

Cross Reference Table (Equivalent Grade) of U20202

Grade Standard Country Application
U20202 GBT China China structural steel and alloy steel
U20152 U20252
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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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