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

SAE W310 Extra

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This page is mainly introduced the W310 Extra chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of W310 Extra,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 Special 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 023~757 σb/MPa
Yield Strength 967 σ 0.2 ≥/MPa
Elongation 02 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 034~352 -
HRC 30 -

Physical Properties

Thermal expansion 70-36 e-6/K
Thermal conductivity 86-49 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6511-9550 째C
Density 1652-3041 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 Extra 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