38MnB5 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 38MnB5

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UNE 38MnB5

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This page is mainly introduced the 38MnB5 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 38MnB5,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
38MnB5
  • Steel Garde:38MnB5
  • Type:Special Alloy
  • Country:Spain
  • Standard:UNE
  • Application:Spain structural alloy steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
EN 38MnB5 EN Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 050~426 σb/MPa
Yield Strength 488 σ 0.2 ≥/MPa
Elongation 72 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 261~920 -
HRC 30 -

Physical Properties

Thermal expansion 90-51 e-6/K
Thermal conductivity 40-73 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1212-4745 째C
Density 7821-2894 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)
38MnB5 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