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U40402

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U40352 U40452
#U40402

Description

China GBT U40402 China structural steel and alloy steel and U40402 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: U40402
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel U40402 GBT China China structural steel and alloy steel
U40158
U40152
U40208
U40202
U41188
U41228
A20204
U40252
U40302
U40352

Chemical composition(mass fraction)(wt.%) of the U40402

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) B(%) Al(%)
0.37-0.44 Max 0.20 0.30-0.60 0.035 0.035 — — —

Mechanical Properties of steel grade U40402

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)
491 (≥) 762 (≥) 12 42 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical Properties of steel grade U40402

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 - -     0.43 -  
892 247 - 43.3 243   -  
467 - 43 32.2   213 411

Heat Treatment of steel grade U40402

Heat treated : 1987°C - 1586°C

Technological Curves of steel grade U40402

Cross Reference Table (Equivalent Grade) of U40402

Grade Standard Country Application
U40402 GBT China China structural steel and alloy steel
U40352 U40452
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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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