1.5662 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.5662

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AFNOR 1.5662

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This page is mainly introduced the 1.5662 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.5662,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:1.5662
  • Type:Stainless Steels
  • Country:France
  • Standard:AFNOR
  • Standard Number:
    ITEM Standard Number Descriptions
    1 NF EN 10028-4 Flat products made of steels for pressure purposes - Part 4: Nickel alloy steels with specified low temperature properties
    2 NF EN 10222-3 Steel forgings for pressure purposes - Part 3: Nickel steels with specified low temperature properties
    3 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
X8Ni9 AFNOR France

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.10
Si   0.35
Mn 0.30  0.80
P   0.020
S   0.010
Cr  
Ni 8.50  10.00
Mo   0.10
V   0.05

Mechanical Properties

Tensile strength 061~074 σb/MPa
Yield Strength 791 σ 0.2 ≥/MPa
Elongation 69 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 772~028 -
HRC 30 -

Physical Properties

Thermal expansion 91-52 e-6/K
Thermal conductivity 48-52 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4960-2669 째C
Density 8413-0467 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)
1.5662 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