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AFNOR X3CrNiMo13-4 Details

X3CrNiMo13-4 Application:Stainless steel bars for pressure purposes

Category Type Grade Microstructure Designations
Grades Stainless Steels X3CrNiMo13-4 Precipitation-Hardening France - AFNOR , NF EN 10028-7 - Flat products made of steels for pressure purposes - Part 7: Stainless steels
NF EN 10088-1 - Stainless steels - Part 1: List of stainless steels
NF EN 10088-2 - Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
NF EN 10088-3 - Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes
NF EN 10222-5 - Steel forgings for pressure purposes - Part 5: Martensitic, austenitic and austenitic-ferritic stainless steels
NF EN 10250-4 - Open die steel forgings for general engineering purposes - Part 4: Stainless steels
NF EN 10272 - Stainless steel bars for pressure purposes

Chemical composition(wt.%) of X3CrNiMo13-4 grade: NF EN 10028-7

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.05
Si - 0.70
Mn - 1.50
P - 0.040
S - 0.015
Cr 12.00 14.00
Mo 0.30 0.70
Ni 3.50 4.50
N 0.020 -
Stainless steel bars for pressure purposes

Mechanical properties of grade X3CrNiMo13-4 NF EN 10028-7

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)
625 (≥) 796 (≥) 23 13 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical properties of grade X3CrNiMo13-4 NF EN 10028-7

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
387 (≥) 931 (≥) 42 44 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 434
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
875 568 431

X3CrNiMo13-4 - 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
X3CrNiMo13-4 B.S. UK
Stainless steel bars for pressure purposes
1.4313 B.S. UK
Stainless steel bars for pressure purposes
X3CrNiMo13-4 AFNOR France
Stainless steel bars for pressure purposes
1.4313 AFNOR France
Stainless steel bars for pressure purposes
X3CrNiMo13-4 ISO International
Stainless steels - Chemical composition
X3CrNi13-4 DIN Germany
Round Wire Rod for Welding Filler Metals; Technical Conditions of Delivery
1.4313 DIN Germany
Round Wire Rod for Welding Filler Metals; Technical Conditions of Delivery

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