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L14205

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L14204 320
#L14205

Description

China GBT L14205 China structural steel and alloy steel and L14205 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: L14205
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel L14205 GBT China China structural steel and alloy steel
U32353
U32354
L13453
L13454
L13455
L13703
L13704
L13705
L14203
L14204

Chemical composition(mass fraction)(wt.%) of the L14205

C(％) Si(％) Mn(％) P(％) S(％)
Max 0.17 Max 0.60 1.30-1.70 0.02 0.015

Mechanical Properties of steel grade L14205

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)
141 (≥) 778 (≥) 32 41 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical Properties of steel grade L14205

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
43 - -     0.44 -  
432 928 - 31.3 424   -  
575 - 12 42.2   432 411

Heat Treatment of steel grade L14205

Heat treated : 1933°C - 1392°C

Technological Curves of steel grade L14205

Cross Reference Table (Equivalent Grade) of L14205

Grade Standard Country Application
L14205 GBT China China structural steel and alloy steel
L14204 320
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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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