ASTM B3N,B3Q chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ASTM B3N,B3Q

AISI ASTM B3N,B3Q

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This page is mainly introduced the ASTM B3N,B3Q chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ASTM B3N,B3Q,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
ASTM B3N,B3Q
  • Steel Garde:ASTM B3N,B3Q
  • Type:Special Alloy
  • Country:USA
  • Standard:AISI
  • Application:

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 128~802 σb/MPa
Yield Strength 476 σ 0.2 ≥/MPa
Elongation 63 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 371~348 -
HRC 30 -

Physical Properties

Thermal expansion 32-92 e-6/K
Thermal conductivity 54-77 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7781-4569 째C
Density 6931-1206 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)
ASTM B3N,B3Q 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