ASTM HT30 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ASTM HT30

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AISI ASTM HT30

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This page is mainly introduced the ASTM HT30 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ASTM HT30,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
ASTM HT30
  • Steel Garde:ASTM HT30
  • Type:Special Alloy
  • Country:USA
  • Standard:AISI
  • Application:

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 178~703 σb/MPa
Yield Strength 308 σ 0.2 ≥/MPa
Elongation 14 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 469~660 -
HRC 30 -

Physical Properties

Thermal expansion 87-79 e-6/K
Thermal conductivity 80-55 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8141-2568 째C
Density 0905-4680 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)
ASTM HT30 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