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AFNOR 40CDV12 Air 9160/C Details

40CDV12 Air 9160C wrought steels used in aeronautical constructions

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AFNOR 40CDV12 Air 9160/C

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40CDV12 Air 9160/C Application:wrought steels used in aeronautical constructions
Category Type Grade Designations
Grades Aviation and Aero Steel 40CDV12 Air 9160/C France - AFNOR , AIR 9160 C - wrought steels used in aeronautical constructions
Chemical composition(mass fraction)(wt.%)
Elements Min.（≥） Max.（≤） Similar Remarks
C 0.35 0.43
Si 0.10 0.35
Mn 0.40 0.70
P - 0.020
S - 0.020
Cr 3.00 3.50
Ni - 0.30
Mo 0.80 1.10
V 0.15 0.25
W - 0.03
Mechanical properties of grade 40CDV12 Air 9160/C
Proof strength
Rp0.2 (MPa)		 Tensile strength
Rm (MPa)		 Impact energy
KV (J)		 Elongation at fracture
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
531 (≥) 664 (≥) 33 44 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 142
Physical properties of grade 40CDV12 Air 9160/C
Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm		 Modulus of elasticity
kN/mm2		 Expansion rate
242 (≥) 939 (≥) 41 14 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 411
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2
883 781 569
40CDV12 Air 9160/C Range of products
Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
40CDV12 Air 9160/C AFNOR France
wrought steels used in aeronautical constructions