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SB450M

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SB49 SB46M
#SB450M

Description

SB450M Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: SB450M
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel SB450M
SGV450
SGV46
SGV480
SGV49
SB410
SB42
SB450
SB46
SB480
SB49

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

 

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
 0.18-0.25  0.15-0.4 0.9  0.03 0.03     
Mo Al Cu Nb Ti V Ce
 0.45-0.6            
N Co Pb B Other    
             
             

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 (≥) 785 (≥) 24 22 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

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
21 - -     0.44 -  
872 144 - 14.3 444   -  
942 - 13 22.2   221 214

Heat Treatment of steel grade SB450M

Heat treated : 1744°C - 1297°C

Technological Curves of steel grade SB450M

Cross Reference Table (Equivalent Grade) of SB450M

Grade Standard Country Application
SB450M China China Taiwan Structural steel
SB450M China China Taiwan Structural steel
SB49 SB46M
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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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