1.4303

1.4303 Stainless Steels to NF EN 10088-1

1.4303 - Specification & Application

  • 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 10088-5 - Stainless steels - Part 5: Technical delivery conditions for bars, rods, wire, sections and bright products of corrosion resisting steels for construction purposes
  • NF EN 10264-4 (2002) - Steel wire and wire products - Steel wire for ropes - Part 4: Stainless steel wire
  • NF EN 10269 - Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

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

Chemical composition(wt.%) of 1.4303 grade: to NF EN 10088-1

Elements Min.（≥） Max.（≤） Similar Remarks
C - 0.060
Si - 1.00
Mn - 2.00
P - 0.045
S - 0.015
Cr 17.00 19.00
Mo - -
Ni 11.00 13.00
N - 0.11

1.4303 - Detail

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

Mechanical properties of grade 1.4303 NF EN 10088-1

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)
734 (≥) 715 (≥) 11 23 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical properties of grade 1.4303 NF EN 10088-1

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
496 (≥) 968 (≥) 21 34 42 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
126 642 271

Equivalent Grade

1 X4CrNi18-12 2 EN X4CrNi18-12 3 EN X4CrNi18-12 4 X4CrNi18-12 5 1.4303 6 X4CrNi18-12 7 1.4303 8 X4CrNi18-12 9 1.4303

Equivalent Products

Product shapes we supply:

We can customize the production of 1.4303 grade, contact us for the best solution.
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