UNS S66220 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of UNS S66220

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UNS UNS S66220

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This page is mainly introduced the UNS S66220 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of UNS S66220,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
UNS S66220
  • Steel Garde:UNS S66220
  • Type:Special Alloy
  • Country:USA
  • Standard:UNS
  • Application:precipitation hardening

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 798~076 σb/MPa
Yield Strength 361 σ 0.2 ≥/MPa
Elongation 66 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 094~282 -
HRC 30 -

Physical Properties

Thermal expansion 43-60 e-6/K
Thermal conductivity 63-52 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8174-5398 째C
Density 9432-0038 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)
UNS S66220 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