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U41252

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L20158 U41302
#U41252

Description

China GBT U41252 China structural steel and alloy steel and U41252 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: U41252
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel U41252 GBT China China structural steel and alloy steel
U40202
U41188
U41228
A20204
U40252
U40302
U40352
U40402
U40452
L20158

Chemical composition(mass fraction)(wt.%) of the U41252

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) B(%) Al(%)
0.22-0.29 Max 0.25 0.60-0.90 0.035 0.035 — — —

Mechanical Properties of steel grade U41252

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)
961 (≥) 213 (≥) 21 14 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 121

Physical Properties of steel grade U41252

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
13 - -     0.13 -  
387 129 - 24.3 224   -  
683 - 32 32.2   432 321

Heat Treatment of steel grade U41252

Heat treated : 1347°C - 1778°C

Technological Curves of steel grade U41252

Cross Reference Table (Equivalent Grade) of U41252

Grade Standard Country Application
U41252 GBT China China structural steel and alloy steel
L20158 U41302
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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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