25Mn5 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 25Mn5

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AFNOR 25Mn5

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This page is mainly introduced the 25Mn5 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 25Mn5,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties
  • Steel Garde:25Mn5
  • Type:Stainless Steels
  • Country:France
  • Standard:AFNOR
  • Standard Number:
    ITEM Standard Number Descriptions
    1 NF EN 10269 Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties
  • Application:Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.17  0.23
Si   0.40
Mn 1.00  1.50
P   0.035
S   0.035
Cr   0.40
Ni   0.40
Mo   0.10
Al   0.020
Cr+Ni+Mo   0.020

Mechanical Properties

Tensile strength 312~464 σb/MPa
Yield Strength 587 σ 0.2 ≥/MPa
Elongation 88 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 564~845 -
HRC 30 -

Physical Properties

Thermal expansion 42-61 e-6/K
Thermal conductivity 67-59 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0368-9147 째C
Density 8026-3841 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)
25Mn5 Stainless 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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