1.7390 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.7390

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AFNOR 1.7390

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This page is mainly introduced the 1.7390 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.7390,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:1.7390
  • 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

Cross Reference Table(Equivalent Materials):

Material Standard Country
X15CrMo5-1 AFNOR France

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.18
Si   0.40
Mn 5.50  7.00
P   0.025
S   0.015
Cr 4.00  6.00
Ni  
Mo 0.45  0.65

Mechanical Properties

Tensile strength 751~028 σb/MPa
Yield Strength 585 σ 0.2 ≥/MPa
Elongation 85 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 737~448 -
HRC 30 -

Physical Properties

Thermal expansion 64-81 e-6/K
Thermal conductivity 97-83 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0964-3325 째C
Density 9361-9462 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)
1.7390 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