1.4418 Stainless Steels to NF EN 10028-7

1.4418 - Specification & Application

  • 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 10088-4 - Stainless steels - Part 4: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for construction 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 10250-4 - Open die steel forgings for general engineering purposes - Part 4: Stainless steels
  • NF EN 10272 - Stainless steel bars for pressure purposes
  • NF EN 4629 - Aerospace series - Steel FE-PM 3504 (X4CrNiMo16-5-1) - Air melted - Hardened and tempered - Forging stock - De = 300 mm
  • NF EN 4631 - Aerospace series - Steel FE-PM 3504 (X4CrNiMo16-5-1) - Air melted - Hardened and tempered - Bar - De = 200 mm - 900 MPa = Rm = 1 050 MPa

Aerospace series - Steel FE-PM 3504 (X4CrNiMo16-5-1) - Air melted - Hardened and tempered - Bar - De = 200 mm - 900 MPa = Rm = 1 050 MPa

Chemical composition(wt.%) of 1.4418 grade: to NF EN 10028-7

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.06
Si - 0.70
Mn - 1.50
P - 0.040
S - 0.015
Cr 15.00 17.00
Mo 0.80 1.50
Ni 4.00 6.00
N 0.020 -

1.4418 - Detail

Aerospace series - Steel FE-PM 3504 (X4CrNiMo16-5-1) - Air melted - Hardened and tempered - Bar - De = 200 mm - 900 MPa = Rm = 1 050 MPa

Mechanical properties of grade 1.4418 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)
488 (≥) 319 (≥) 14 11 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical properties of grade 1.4418 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
458 (≥) 458 (≥) 33 23 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 131
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
349 879 394

Equivalent Products

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