ClassA,B,C(V) chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ClassA,B,C(V)

GBT ClassA,B,C(V)

Profile

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

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 242~321 σb/MPa
Yield Strength 930 σ 0.2 ≥/MPa
Elongation 03 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 089~332 -
HRC 30 -

Physical Properties

Thermal expansion 65-52 e-6/K
Thermal conductivity 27-37 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3134-2926 째C
Density 4318-4644 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)
ClassA,B,C(V) 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