SB450M chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SB450M

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CNS SB450M

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This page is mainly introduced the SB450M chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SB450M,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SB450M
  • Steel Garde:SB450M
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:China Taiwan Structural steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
SB450M CNS China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 692~749 σb/MPa
Yield Strength 530 σ 0.2 ≥/MPa
Elongation 11 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 151~926 -
HRC 30 -

Physical Properties

Thermal expansion 65-12 e-6/K
Thermal conductivity 05-60 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8335-7615 째C
Density 3184-2058 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

Size Availability

Steel Grade Specification Processing range(mm)
SB450M Special Alloy Round Bar and Hollow Bar Φ1 to Φ2000
Square and Flat Steel Φ10 to Φ100
Plate and Sheet 0.08-800(Thickness)*10-1500(Width)*Length
Tube or Pipe OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
Coil and Strip Steel THK:0.1mm Width:1500mm
Forged Ring/Cylindrical/Disk

Technical specification/standard for download