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Grades List
Category Steel grade Standard Country Application
Stainless Steels T.72 B.S. UK
Specifications for 18/10 chromium-nickel corrosion-resisting steel tube for hydraulic purposes (niobium/titanium stabilized: 550 MPa)
Stainless Steels T.69 B.S. UK
Specification for cold drawn 18/10 chromium-nickel corrosion-resisting steel tube (titanium stabilized: 800 N/mm2) (weldable)
Stainless Steels 2T.68 B.S. UK
Specification for cold drawn 18/10 chromium-nickel corrosion-resisting steel tube (niobium stabilized: 800 MPa) (weldable)
Stainless Steels T.67 B.S. UK
Specification for 18/10 chromium-nickel corrosion-resisting steel tube (titanium stabilized: 550 N/mm2) (weldable)
Stainless Steels 2T.66 B.S. UK
Specification for 18/10 chromium-nickel corrosion-resisting steel tube (niobium stabilized: 550 MPa) (weldable)
Stainless Steels S.538 B.S. UK
Specification for chromium-nickel-molybdenum-vanadium heat-resisting steel sheet and strip (930-1130 MPa: maximum thickness 6 mm) (Cr 12, Ni 2.5, Mo 1.7, V 0.3)
Stainless Steels S.537 B.S. UK
Specification for low carbon 17/12 chromium-nickel-molybdenum corrosion-resisting steel sheet and strip (500 MPa)
Stainless Steels S.536 B.S. UK
Specification for low carbon 18/10 chromium-nickel corrosion-resisting steel sheet and strip (500 MPa)
Stainless Steels S.533 B.S. UK
Specification for chromium-nickel-copper-molybdenum corrosion-resisting steel sheet and strip (precipitation hardening: 1180/1370 MPa)
Stainless Steels S.532 B.S. UK
Specification for chromium-nickel-copper-molybdenum corrosion-resisting steel sheet and strip (precipitation hardening: 980/1180 MPa)
Stainless Steels S.531 B.S. UK
Specification for 24/17 chromium-nickel heat-resisting steel sheet and strip (niobium stabilized: 54 hbar) (elevated temperature properties not verified)
Stainless Steels S.530 B.S. UK
Specification for 24/17 chromium-nickel heat-resisting steel sheet and strip (titanium stabilized: 540 MPa) (elevated temperature properties not verified)
Stainless Steels S.527 B.S. UK
Specification for softened 18/10 chromium-nickel corrosion-resisting steel sheet and strip (niobium stabilized: 540 MPa)
Stainless Steels S.526 B.S. UK
Specification for softened 18/10 chromium-nickel corrosion-resisting steel sheet and strip (titanium stabilized: 540 MPa)
Stainless Steels S.525 B.S. UK
Specification for cold-rolled 18/10 chromium-nickel corrosion-resisting steel sheet and strip (niobium stabilized: 800 MPa)
Stainless Steels S.524 B.S. UK
Specification for cold-rolled 18/10 chromium-nickel corrosion-resisting steel sheet and strip (titanium stabilized: 800 MPa)
Stainless Steels S.205 B.S. UK
Specification for austenitic chromium-nickel steel wire and springs
Stainless Steels S.162 B.S. UK
Specification for 18% nickel-cobalt-molybdenum maraging steel forging stock, forgings, bars and parts (1800 MPa: double vaccuum melted)
Stainless Steels S.161 B.S. UK
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)
Stainless Steels S.160 B.S. UK
Specification for chromium-nickel corrosion-resisting steel - bright bars and parts (540 MPa, limiting ruling section 160 mm) (Cr 18, Ni 10.5, controlled nitrogen content)
Stainless Steels S.159 B.S. UK
Specification for 12% chromium-nickel-molybdenum-vanadium heat-resisting steel bars for the manufacture of fasteners (1100-1300 MPa: limiting ruling section 50 mm)
Stainless Steels S.152 B.S. UK
Specification for chromium-cobalt-molybdenum-vanadium-niobium heat-resisting steel billets, bars, forgings and parts (consumable electrode remelted) (1000-1140 MPa) (Cr 10.5, Co 6, Mo 0.8, V 0.2, Nb 0.3)
Stainless Steels S.151 B.S. UK
Specification for chromium-nickel-molybdenum-vanadium heat-resisting steel billets, bars, forgings and parts (930-1130 MPa: limiting ruling section 150 mm) (Cr 12, Ni 2.5, Mo 1.7, V 0.3)
Stainless Steels S.150 B.S. UK
Specification for chromium-molybdenum-vanadium-niobium heat-resisting steel billets, bars, forgings and parts (930-1080 MPa) (Cr 10.5, Mo 0.6, V 0.2, Nb 0.3)
Stainless Steels S.129 B.S. UK
Specification for 18/9 chromium-nickel corrosion-resisting steel (titanium stabilized) billets, bars, forgings and parts (540 MPa: limiting ruling section 150 mm)
Stainless Steels S.127 B.S. UK
Specification for aircraft material. 24/17 chromium-nickel heat-resisting steel (titanium stabilized) (35 tonf/sq in: limiting ruling section 6 in)
Stainless Steels S.126 B.S. UK
Specification for aircraft material. 23/14 chromium-nickel heat-resisting steel (niobium stabilized) (35 tonf/sq in: limiting ruling section 6 in)
Stainless Steels S.125 B.S. UK
Specification for aircraft material. 23/14 chromium-nickel heat-resisting steel (titanium stabilized) (35 tonf/sq in: limiting ruling section 6 in)
Stainless Steels S.124 B.S. UK
Specification for aircraft material. 12 per cent chromium corrosion-resisting steel (free machining) (45/55 tonf/sq in: limiting ruling section 6 in)
Stainless Steels 6S.80 B.S. UK
Specification for high chromium-nickel corrosion-resisting steel forging stock, bars, forgings and parts (880-1080 MPa, limiting ruling section 100 mm)
Stainless Steels 3S.62 B.S. UK
Specification for aircraft material. 12 per cent chromium corrosion-resisting steel (45/55 tonf/sq in: limiting ruling section 6 in)
Stainless Steels 3S.61 B.S. UK
Specification for aircraft material. 12 per cent chromium corrosion-resisting steel (35/45 tonf/sq in: limiting ruling section 6 in)
Stainless Steels 2S.155 B.S. UK
Specification for nickel-silicon-chromium-molybdenum-vanadium steel (vacuum arc remelted) billets, bars, forgings and parts (1900-2100 MPa: limiting ruling section 75 mm)
Stainless Steels 2S.144 B.S. UK
Specification for chromium-nickel-copper-molybdenum corrosion resisting steel (precipitation hardening) billets, bars, forgings and parts (1130-1330 MPa)
Stainless Steels 2S.143 B.S. UK
Specification for high chromium-nickel corrosion-resisting steel bright bars (free machining) (880-1080 MPa: limiting ruling section 70 mm)