A1 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A1

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JIS A1

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This page is mainly introduced the A1 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A1,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
A1
Hardness quartile HRA:92
Bending strength frequency/MPa:2600
  • Steel Garde:A1
  • Type:Special Alloy
  • Country:Japan
  • Standard:JIS
  • Application:Carbide for cutting tools

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 003~025 σb/MPa
Yield Strength 970 σ 0.2 ≥/MPa
Elongation 17 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 297~575 -
HRC 30 -

Physical Properties

Thermal expansion 20-37 e-6/K
Thermal conductivity 63-86 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9932-5851 째C
Density 9827-8243 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)
A1 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

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