BOHLER/ ASSAB GRADE	COLOUR CODE	AISI/ BS	DESCRIPTION/ APPLICATION	FORMS AVAILABLE
17 - 4 PH BOHLER N700 Download PDF	BROWN PINK	630	Martensitic precipitation hardening stainless with high strength and hardness with good corrosion resistance.  Chemical process equipment, pump shafts.  Marine fittings, fastners.  Low temperature hardening minimizes distortion. Usual supply condition is solution annealed. Some sizes in Condition H900 or H1100.	Rounds ø  6 - ø  450
416	GREEN PINK	416	High Chromium free machining stainless for shafts, axles, gears, pinions, fastners.	Rounds ø  16 - ø  102
431 Download PDF	BLACK BLUE	431	Heat treatable Stainless grade.  Pump & compressor shafts, plungers, spindles, valves, glass moulds	Rounds ø  16 - ø  178
440C		440C	Martensitic Chromium Steel with Cobalt, Molybdenum & Vanadium for manufacture of knife blades, surgical instruments, slitting knives, needle valves.  Martensitic Chromium Stainless Steel for hardened tools & components, cutting tools requiring high corrosion resistance and durable cutting edges e.g. knives for food industry.	Sheet 3.25 mm t to 25 mm t Rounds ø 25.4 mm- ø 101.6 mm
UDDEHOLM CORRAX Download PDF			A precipitation hardening steel with very good corrosion resistance.Can be age hardened to 50 HRC. Suitable for Ion/Plasma nitriding. Use for manufacturing plastic moulding and extrusion tools;machine components..	Available on INDENT
NEW BOHLER & UDDEHOLM GRADES			Please see  Plastic Mould tool steel section.	Available on INDENT
N678 N695			Martensitic Chromium Steel with Cobalt, Molybdenum & Vanadium for manufacture of knife blades, surgical instruments, slitting knives, needle valves.  Martensitic Chromium Stainless Steel for hardened tools & components, cutting tools requiring high corrosion resistance and durable cutting edges e.g. knives for food industry.	Sheet 3.25 mm t to 25 mm t