Location » Home » Grades > Stainless Steels > 1.4310

AFNOR 1.4310 Details

Steel wire for mechanical springs - Part 3: Stainless spring steel wire

AFNOR 1.4310 Standard Download

1.4310 Application:Steel wire for mechanical springs - Part 3: Stainless spring steel wire
Category Type Grade Microstructure Designations
Grades Stainless Steels 1.4310 Austenite France - AFNOR , NF EN 10088-1 | NF EN 10088-2 | NF EN 10088-3 | NF EN 10151 | NF EN 10263-5 | NF EN 10264-4 (2002) | NF EN 10270-3 |
Chemical composition(mass fraction)(wt.%)
Elements Min.(≥) Max.(≤) Similar Remarks
C 0.05 0.15
Si - 2.00
Mn - 2.00
P - 0.045
S - 0.015
Cr 16.00 19.00
Mo - 0.08
Ni 6.00 9.50
N - 0.11
Mechanical properties of grade 1.4310
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)
482 (≥) 874 (≥) 42 14 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 243
Physical properties of grade 1.4310
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
335 (≥) 821 (≥) 33 42 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 132
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
477 363 753
1.4310 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
X10CrNi18-8 AWS Germany
Stainless steels - Part 1: List of stainless steels
1.4310 AWS Germany
Stainless steels - Part 1: List of stainless steels
X10CrNi18-8 B.S. UK
Steel wire for mechanical springs - Part 3: Stainless spring steel wire
1.4310 B.S. UK
Steel wire for mechanical springs - Part 3: Stainless spring steel wire
X10CrNi18-8 AFNOR France
Steel wire for mechanical springs - Part 3: Stainless spring steel wire
1.4310 AFNOR France
Steel wire for mechanical springs - Part 3: Stainless spring steel wire
X10CrNi18-8 ISO International
Stainless steels - Chemical composition
X10CrNi18-8, 1.4310, 301, 301S21, Z12CN17-07 EN European
Steel wire for mechanical springs - Part 3: Stainless spring steel wire