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AFNOR 41NiCrMoV7-3-2 Details

Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

AFNOR 41NiCrMoV7-3-2 Standard Download

41NiCrMoV7-3-2 Datasheet
AFNOR 41NiCrMoV7-3-2

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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(mass fraction)(wt.%)
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
Mechanical properties of grade 41NiCrMoV7-3-2
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)
131 (≥) 671 (≥) 24 21 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 424
Physical properties of grade 41NiCrMoV7-3-2
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
614 (≥) 166 (≥) 23 21 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 231
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2
915 429 248
41NiCrMoV7-3-2 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
41NiCrMoV7-3-2 AFNOR France
Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties