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S.161


S.161 material is B.S. BS S 161 Specification for chromium-nickel-molybdenum corrosion-resisting steel. Bright bars and parts (540 MPa, limiting ruling section 160 mm) (Cr 17.5, Ni 12.5, Mo 2.25, controlled nitrogen content) Specification for chromium-nickel-molybdenum corrosion-resisting steel. Bright bars and parts (540 MPa, limiting ruling section 160 mm) (Cr 17.5, Ni 12.5, Mo 2.25, controlled nitrogen content).

Chemical composition of S.161, S.161 mechanical properties, S.161 datasheet, S.161 equivalent grade, Heat treatment and temperature process of S.161.


S.161 property sheet

S.161 Spec.

B.S. BS S 161
Specification for chromium-nickel-molybdenum corrosion-resisting steel. Bright bars and parts (540 MPa, limiting ruling section 160 mm) (Cr 17.5, Ni 12.5, Mo 2.25, controlled nitrogen content)

Related Materials

S.161

Chemical Composition of S.161

C: Max 0.03
Si: Max 1.00
Mn: Max 2.00
P: Max 0.040
S: Max 0.030
Cr: 16.50 18.50
Ni: 11.00 14.00
Mo: 2.00 3.00
Nb/Ti: Max Min
N: Max 0.10

Mechanical Properties of S.161

Rp0.2 (MPa) 976 (≥)
Rm (MPa) 566 (≥)
AKV (J) 32
A (%) 22
Z (%) 34
Hardness HBW 413

S.161 shape and dimensions

S.161 Round bar: 1mm-800mm
S.161 Square bar: 10mm * 10mm-600mm *600mm
S.161 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
S.161 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
S.161 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
S.161 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes