AMS 6481 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of AMS 6481

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AMS AMS 6481

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This page is mainly introduced the AMS 6481 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of AMS 6481,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
AMS 6481

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C(CarBon)   0.35
Cr   3.0
Mo   1.0
V   0.25

Mechanical Properties

Tensile strength 975~876 σb/MPa
Yield Strength 096 σ 0.2 ≥/MPa
Elongation 57 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 640~415 -
HRC 30 -

Physical Properties

Thermal expansion 42-42 e-6/K
Thermal conductivity 71-71 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6408-0986 째C
Density 5837-0698 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)
AMS 6481 Tool Die Steels 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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