12NC12 Air 9160/C chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12NC12 Air 9160/C

AFNOR 12NC12 Air 9160/C

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This page is mainly introduced the 12NC12 Air 9160/C chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12NC12 Air 9160/C,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
12NC12 Air 9160C wrought steels used in aeronautical constructions

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.10  0.16
Si 0.15  0.40
Mn 0.35  0.65
P   0.025
S   0.020
Cr 0.60  0.90
Ni 2.75  3.25

Mechanical Properties

Tensile strength 063~233 σb/MPa
Yield Strength 503 σ 0.2 ≥/MPa
Elongation 39 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 306~030 -
HRC 30 -

Physical Properties

Thermal expansion 90-66 e-6/K
Thermal conductivity 29-85 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3740-4814 째C
Density 3004-7781 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)
12NC12 Air 9160/C Aviation and Aero Steel 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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