Our materials
Five families, one job: performance where standard grades fail. Super duplex, nickel, high-strength copper, duplex and specialist stainless, stocked as bar in the UK and US for the most demanding corrosion and strength duty.
Ferralium® 255
UNS S32550Ferralium® 255 is a proprietary super duplex stainless steel with high proof stress, PREN over 40 and excellent sub-zero toughness.
Alloy 32750
UNS S32750Alloy 32750 (2507) is a super duplex stainless steel with PREN over 40, listed in NACE MR0175 for sour service.
Alloy 32760
UNS S32760Alloy 32760 is a super duplex stainless steel with PREN over 40 and outstanding pitting, crevice and stress-corrosion resistance.
Alloy 2205
UNS S32205Alloy 2205 is a 22% chromium duplex stainless steel, stronger and more corrosion-resistant than austenitic grades like 316L.
Alloy 625
UNS N06625Alloy 625 is a nickel-chromium-molybdenum alloy with excellent corrosion resistance from sub-zero to 980°C and high strength.
Alloy 718
UNS N07718Alloy 718 is a precipitation-hardened nickel-chromium superalloy that keeps high strength and corrosion resistance to about 750°C.
Alloy 725
UNS N07725Alloy 725 is an age-hardened nickel-chromium alloy with roughly twice the strength of Alloy 625, approved for sour service.
Alloy 825
UNS N08825Alloy 825 is a nickel-iron-chromium alloy resisting reducing and oxidising acids and chloride stress-corrosion cracking.
Alloy 925
UNS N09925Alloy 925 is an age-hardened nickel-iron-chromium alloy combining very high strength with corrosion resistance in sour service.
Alloy K-500
UNS N05500Alloy K-500 is an age-hardened nickel-copper alloy combining very high strength with excellent seawater corrosion resistance.
17-4 PH
UNS S1740017-4 PH is a martensitic precipitation-hardening stainless steel offering high strength with corrosion resistance similar to 304.
Alloy 316L
UNS S31603Alloy 316L is a low-carbon austenitic stainless steel with molybdenum for improved chloride pitting resistance and easy welding.
Fermonic® 50
UNS S20910Fermonic® 50 is a nitrogen-strengthened austenitic stainless steel with about twice the yield strength of 316.
Fermonic® 60
UNS S21800Fermonic® 60 is a nitrogen-strengthened austenitic stainless steel with outstanding galling and wear resistance.
Hidurel® 5
UNS C64700Hidurel® 5 is a high-strength copper-silicon-nickel alloy combining seawater corrosion resistance with good machinability.
Hiduron® 130
Hidurax SpecialHiduron® 130 is a high-strength cupronickel supplied in the hot worked condition, combining seawater corrosion resistance, low magnetic permeability and excellent anti-galling properties without any heat treatment. We stock bar in the UK and USA. Plate, tube and fittings are available on enquiry; forgings and castings to order.
Hiduron® 191
DEF STAN 02-835Hiduron® 191 is a high-strength copper-nickel alloy with outstanding seawater and biofouling resistance for marine service.