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EN S550A

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EN S500AL EN S550AL
#S550A

Description

Euronorm EN EN S550A Euronorm Structural steel and EN S550A Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: EN S550A
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel EN S550A EN Euronorm Euronorm Structural steel
EN S6900
EN S6900L
EN S6900L1
EN S8900
EN S8900L
EN S8900L1
EN S9G00
EN S9600L
EN S500A
EN S500AL

Chemical composition(mass fraction)(wt.%) of the EN S550A

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.03-0.12 0.50 0.30-1.80 0.025 0.015 0.30 2.00 0.50

Mechanical Properties of steel grade EN S550A

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)
218 (≥) 669 (≥) 11 14 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade EN S550A

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
42 - -     0.12 -  
646 879 - 22.3 431   -  
385 - 42 42.2   211 412

Heat Treatment of steel grade EN S550A

Heat treated : 1263°C - 1244°C

Technological Curves of steel grade EN S550A

Cross Reference Table (Equivalent Grade) of EN S550A

Grade Standard Country Application
EN S550A EN Euronorm Euronorm Structural steel
EN S550AL EN Euronorm Euronorm Structural steel
EN S500AL EN S550AL
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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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