AISI 680 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of AISI 680

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AISI AISI 680

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This page is mainly introduced the AISI 680 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of AISI 680,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
AISI 680
  • Steel Garde:AISI 680
  • Type:Special Alloy
  • Country:USA
  • Standard:AISI
  • Application:precipitation hardening

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 600~599 σb/MPa
Yield Strength 714 σ 0.2 ≥/MPa
Elongation 51 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 848~759 -
HRC 30 -

Physical Properties

Thermal expansion 32-75 e-6/K
Thermal conductivity 86-01 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0039-6405 째C
Density 9238-4291 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)
AISI 680 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