L2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of L2

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SAE L2

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This page is mainly introduced the L2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of L2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Low Alloy Tool Steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
L2 ASTM USA

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.50  1.10
Si 0.20  0.40
Mn 0.20  0.40
Cr   1.00
Mo  
V   0.20
W  

Mechanical Properties

Tensile strength 448~135 σb/MPa
Yield Strength 172 σ 0.2 ≥/MPa
Elongation 95 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 833~026 -
HRC 30 -

Physical Properties

Thermal expansion 06-84 e-6/K
Thermal conductivity 06-64 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9784-7597 째C
Density 2873-7648 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)
L2 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

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