SAE EV4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SAE EV4

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SAE SAE EV4

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This page is mainly introduced the SAE EV4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SAE EV4,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SAE EV4
  • Steel Garde:SAE EV4
  • Type:Special Alloy
  • Country:USA
  • Standard:SAE
  • Application:precipitation hardening

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 366~755 σb/MPa
Yield Strength 148 σ 0.2 ≥/MPa
Elongation 86 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 282~193 -
HRC 30 -

Physical Properties

Thermal expansion 70-21 e-6/K
Thermal conductivity 76-49 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3413-4471 째C
Density 5529-1450 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)
SAE EV4 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