40BOL0 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 40BOL0

Location » Home » Grades > Special Alloy > 40BOL0

STAS/SR 40BOL0

Profile

This page is mainly introduced the 40BOL0 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 40BOL0,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
40BOL0
  • Steel Garde:40BOL0
  • Type:Special Alloy
  • Country:Romania
  • Standard:STAS/SR
  • Application:Alloy structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 923~153 σb/MPa
Yield Strength 153 σ 0.2 ≥/MPa
Elongation 76 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 789~155 -
HRC 30 -

Physical Properties

Thermal expansion 16-22 e-6/K
Thermal conductivity 67-06 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7539-5838 째C
Density 9799-0721 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)
40BOL0 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

Hot keywords:40BOL0
Previous: 39MoAlCr15XS
Next: 40BCr10S