Custom 455 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Custom 455

ASTM Custom 455

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This page is mainly introduced the Custom 455 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Custom 455,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steel, Corrosion and Heat-Resistant, Welded Tubing 12Cr - 8.5Ni - 0.30Cb - 1.1Ti - 2.0Cu Vacuum Induction Plus Consumable Electrode Vacuum Melted Solution Heat Treated, Precipitation Hardenable
  • Steel Garde:Custom 455
  • Type:Stainless Steels
  • Country:USA
  • Standard:ASTM
  • Standard Number:
    ITEM Standard Number Descriptions
    1 SAE AMS 5578G (2003) Steel, Corrosion and Heat-Resistant, Welded Tubing 12Cr - 8.5Ni - 0.30Cb - 1.1Ti - 2.0Cu Vacuum Induction Plus Consumable Electrode Vacuum Melted Solution Heat Treated, Precipitation Hardenable
  • Metallographic Structure:Precipitation-Hardening
  • Application:Steel, Corrosion and Heat-Resistant, Welded Tubing 12Cr - 8.5Ni - 0.30Cb - 1.1Ti - 2.0Cu Vacuum Induction Plus Consumable Electrode Vacuum Melted Solution Heat Treated, Precipitation Hardenable

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.02
Si  
Mn  
P  
S  
Ni   8.50
Cr   12.00
Al  
Cu   2.00
Ti   1.15
Fe   remaining
Mo  
Co  
Nb   0.38
B   0.003

Mechanical Properties

Tensile strength 202~652 σb/MPa
Yield Strength 802 σ 0.2 ≥/MPa
Elongation 12 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 892~914 -
HRC 30 -

Physical Properties

Thermal expansion 39-97 e-6/K
Thermal conductivity 87-13 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8943-5602 째C
Density 3358-9353 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)
Custom 455 Stainless Steels 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