GT88 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GT88

Location » Home » Grades > Special Alloy > GT88

AFNOR GT88

Profile

This page is mainly introduced the GT88 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GT88,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
  • Steel Garde: GT88
  • Type:Special Alloy
  • Country:France
  • Standard:AFNOR
  • Application:Carbide for cutting tools

Cross Reference Table(Equivalent Materials):

Material Standard Country
GT88 AFNOR France

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 173~801 σb/MPa
Yield Strength 480 σ 0.2 ≥/MPa
Elongation 95 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 166~952 -
HRC 30 -

Physical Properties

Thermal expansion 15-21 e-6/K
Thermal conductivity 70-34 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1597-0482 째C
Density 1300-0344 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)
GT88 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

Hot keywords:GT88
Previous: GT88
Next: H01