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L53550

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L52950 L54600
#L53550

Description

China GBT L53550 China structural steel and alloy steel and L53550 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: L53550
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel L53550 GBT China China structural steel and alloy steel
Q295NH
Q355NH
Q460NH
Q295GNH
Q295GNHL
Q345GNH
Q345GNHL
Q390GNH
L52350
L52950

Chemical composition(mass fraction)(wt.%) of the L53550

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) V(%) Cu(%)
Max 0.16 Max 0.50 0.90-1.50 0.035 0.035 0.40-0.80 0.02-0.10 0.20-0.50

Mechanical Properties of steel grade L53550

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)
364 (≥) 353 (≥) 12 31 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade L53550

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
12 - -     0.32 -  
811 428 - 24.3 231   -  
285 - 33 43.2   344 112

Heat Treatment of steel grade L53550

Heat treated : 1872°C - 1739°C

Technological Curves of steel grade L53550

Cross Reference Table (Equivalent Grade) of L53550

Grade Standard Country Application
L53550 GBT China China structural steel and alloy steel
L52950 L54600
Available Suppliers
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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