Grade1 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Grade1

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AISI Grade1

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This page is mainly introduced the Grade1 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Grade1,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Grade1
  • Steel Garde:Grade1
  • Type:Special Alloy
  • Country:USA
  • Standard:AISI
  • Application:

Cross Reference Table(Equivalent Materials):

Material Standard Country
Grade1 AISI USA

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 277~917 σb/MPa
Yield Strength 786 σ 0.2 ≥/MPa
Elongation 41 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 810~396 -
HRC 30 -

Physical Properties

Thermal expansion 44-97 e-6/K
Thermal conductivity 04-46 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6133-8817 째C
Density 3239-8601 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)
Grade1 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