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SB450M

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SB450M SB480
#SB450M

Description

China CNS SB450M China Taiwan Structural steel and SB450M Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: SB450M
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel SB450M CNS China China Taiwan Structural steel
SGV410
SGV450
SGV450
SGV480
SEV245
SEV295
SEV345
SB410
SB450
SB450M

Chemical composition(mass fraction)(wt.%) of the SB450M

C(％) Si(％) Mn(％) P(％) S(％)
0.25 0.15-0.30 Max 0.90 0.035 0.04

Mechanical Properties of steel grade SB450M

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)
245 (≥) 684 (≥) 34 41 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade SB450M

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
23 - -     0.31 -  
278 682 - 23.3 314   -  
343 - 41 44.2   144 223

Heat Treatment of steel grade SB450M

Heat treated : 1738°C - 1529°C

Technological Curves of steel grade SB450M

Cross Reference Table (Equivalent Grade) of SB450M

Grade Standard Country Application
SB450M CNS China China Taiwan Structural steel
SB450M CNS China China Taiwan Structural steel
SB450M SB480
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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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