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

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AISI ASTM HN

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

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 136~307 σb/MPa
Yield Strength 780 σ 0.2 ≥/MPa
Elongation 22 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 683~619 -
HRC 30 -

Physical Properties

Thermal expansion 41-24 e-6/K
Thermal conductivity 31-36 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6403-5853 째C
Density 7514-3385 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)
ASTM HN 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