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AFNOR 41NiCrMoV7-3-2 Details

41NiCrMoV7-3-2 Application:Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Category Type Grade Designations
Grades Stainless Steels 41NiCrMoV7-3-2 France - AFNOR , NF EN 10269 - Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Chemical composition(wt.%) of 41NiCrMoV7-3-2 grade: NF EN 10269

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.38 0.44
Si - 0.30
Mn 0.60 0.90
P - 0.025
S - 0.025
Cr 0.70 0.90
Ni 0.65 2.00
Mo 0.15 0.30
Cu - 0.25
Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Mechanical properties of grade 41NiCrMoV7-3-2 NF EN 10269

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)
181 (≥) 788 (≥) 42 42 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical properties of grade 41NiCrMoV7-3-2 NF EN 10269

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
864 (≥) 121 (≥) 41 32 41 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
695 982 993

41NiCrMoV7-3-2 - Form of Supply

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
41NiCrMoV7-3-2 AFNOR France
Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

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