W310 Special chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of W310 Special

SAE W310 Special

Profile

This page is mainly introduced the W310 Special chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of W310 Special,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Tool and die steels

Cross Reference Table(Equivalent Materials):

Material Standard Country
W310 Commerial SAE USA
W310 Standard SAE USA
W310 Extra SAE USA

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.95  1.10
Si 0.10  0.40
Mn 0.10  0.40
Cr  
V 0.35  0.50

Mechanical Properties

Tensile strength 683~722 σb/MPa
Yield Strength 721 σ 0.2 ≥/MPa
Elongation 98 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 805~488 -
HRC 30 -

Physical Properties

Thermal expansion 50-58 e-6/K
Thermal conductivity 85-12 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2804-5244 째C
Density 7703-2780 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)
W310 Special 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