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U40452

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U40402 L20158
#U40452

Description

China GBT U40452 China structural steel and alloy steel and U40452 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: U40452
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel U40452 GBT China China structural steel and alloy steel
U40152
U40208
U40202
U41188
U41228
A20204
U40252
U40302
U40352
U40402

Chemical composition(mass fraction)(wt.%) of the U40452

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) B(%) Al(%)
0.42-0.50 Max 0.20 0.30-0.60 0.035 0.035 — — —

Mechanical Properties of steel grade U40452

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)
938 (≥) 683 (≥) 11 22 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical Properties of steel grade U40452

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 - -     0.22 -  
959 423 - 43.3 114   -  
654 - 12 41.2   423 331

Heat Treatment of steel grade U40452

Heat treated : 1368°C - 1713°C

Technological Curves of steel grade U40452

Cross Reference Table (Equivalent Grade) of U40452

Grade Standard Country Application
U40452 GBT China China structural steel and alloy steel
U40402 L20158
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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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