1.4057 Stainless Steels to DIN 17440 (1996)

1.4057 - Specification & Application

  • DIN 17440 (1996) - Stainless steels - Technical delivery conditions for drawn wire
  • DIN EN 10088-1 - Stainless steels - Part 1: List of stainless steels
  • DIN 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
  • DIN 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
  • DIN EN 10250-4 - Open die steel forgings for general engineering purposes - Part 4: Stainless steels
  • DIN EN 10272 - Stainless steel bars for pressure purposes
  • DIN 17440 (1972) - Stainless steels - Technical delivery conditions for drawn wire

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

Chemical composition(wt.%) of 1.4057 grade: to DIN 17440 (1996)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.12 0.22
Si - 1.00
Mn - 1.50
P - 0.045
S - 0.015
Cr 15.0 17.0
Ni 1.50 2.50

1.4057 - Detail

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

Mechanical properties of grade 1.4057 DIN 17440 (1996)

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)
748 (≥) 574 (≥) 41 42 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical properties of grade 1.4057 DIN 17440 (1996)

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
873 (≥) 361 (≥) 43 11 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 411
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
731 194 914

Equivalent Products

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