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S.159


S.159 material is B.S. BS S 159 Specification for 12% chromium-nickel-molybdenum-vanadium heat-resisting steel bars for the manufacture of fasteners (1100-1300 MPa: limiting ruling section 50 mm) Specification for 12% chromium-nickel-molybdenum-vanadium heat-resisting steel bars for the manufacture of fasteners (1100-1300 MPa: limiting ruling section 50 mm).

Chemical composition of S.159, S.159 mechanical properties, S.159 datasheet, S.159 equivalent grade, Heat treatment and temperature process of S.159.


S.159 property sheet

S.159 Spec.

B.S. BS S 159
Specification for 12% chromium-nickel-molybdenum-vanadium heat-resisting steel bars for the manufacture of fasteners (1100-1300 MPa: limiting ruling section 50 mm)

Related Materials

S.159

Chemical Composition of S.159

C: 0.08 0.13
Si: Max 0.35
Mn: 0.50 0.90
P: Max 0.030
S: Max 0.025
Cr: 11.00 12.50
Ni: 2.00 3.00
Mo: 1.50 2.00
Nb/Ti: Max Min
V: 0.25 0.40
N: 0.020 0.040

Mechanical Properties of S.159

Rp0.2 (MPa) 244 (≥)
Rm (MPa) 975 (≥)
AKV (J) 42
A (%) 42
Z (%) 33
Hardness HBW 442

S.159 shape and dimensions

S.159 Round bar: 1mm-800mm
S.159 Square bar: 10mm * 10mm-600mm *600mm
S.159 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
S.159 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
S.159 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
S.159 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes