W209 Commerial chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of W209 Commerial

SAE W209 Commerial

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This page is mainly introduced the W209 Commerial chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of W209 Commerial,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
W209 Standard SAE USA
W209 Extra SAE USA
W209 Special SAE USA

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.85  0.95
Si   0.35
Mn   0.35
Cr   0.20
V 0.15  0.35

Mechanical Properties

Tensile strength 233~829 σb/MPa
Yield Strength 286 σ 0.2 ≥/MPa
Elongation 74 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 647~718 -
HRC 30 -

Physical Properties

Thermal expansion 30-90 e-6/K
Thermal conductivity 23-62 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4048-7381 째C
Density 7703-7736 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)
W209 Commerial 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