1.4057 Stainless Steels to BS EN 10088-1

1.4057 - Specification & Application

  • BS EN 10088-1 - Stainless steels - Part 1: List of stainless steels
  • BS 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
  • BS 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
  • BS EN 10250-4 - Open die steel forgings for general engineering purposes - Part 4: Stainless steels
  • BS EN 10272 - Stainless steel bars for pressure purposes

Stainless steel bars for pressure purposes

Chemical composition(wt.%) of 1.4057 grade: to BS EN 10088-1

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.12 0.20
Si - 1.00
Mn - 1.50
P - 0.04
S - 0.015
Cr 15.00 17.00
Ni - -
Mo 1.50 2.50

1.4057 - Detail

Stainless steel bars for pressure purposes

Mechanical properties of grade 1.4057 BS 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)
125 (≥) 816 (≥) 31 22 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical properties of grade 1.4057 BS 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
663 (≥) 838 (≥) 44 43 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 312
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
455 255 661

Equivalent Products

We can customize the production of 1.4057 grade, contact us for the best solution.
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