H23 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of H23

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ASTM H23

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This page is mainly introduced the H23 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of H23,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
H23
  • Steel Garde:H23
  • Type:Special Alloy
  • Country:USA
  • Standard:ASTM
  • Application:Alloy tool steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
T20822 UNS USA

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 466~847 σb/MPa
Yield Strength 235 σ 0.2 ≥/MPa
Elongation 08 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 384~664 -
HRC 30 -

Physical Properties

Thermal expansion 19-11 e-6/K
Thermal conductivity 97-79 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9586-6309 째C
Density 9520-0792 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

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Size Availability

Steel Grade Specification Processing range(mm)
H23 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