2205 is a duplex (austenitic-ferritic) stainless steel containing about 40 – 50% ferrite in the annealed condition. 2205 has been a practical solution to chloride stress corrosion cracking problems experienced with 304/304L or 316/316L stainless. The high chromium, molybdenum and nitrogen contents provide corrosion resistance superior to 316/316L and 317L stainless in most environments. 2205 is not suggested for operating temperatures above 600°F.
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2205 Super Duplex Stainless Steel
Application Chemical Process Vessels, Piping, Heat Exchangers, FGD Scrubber Systems, Pulp Mill Digesters, Bleach Washers, Chip Presteaming Vessels, Food Process Equipment, Oil Field Piping.
Billet, Rod & Bar ASTM A473, ASTM A182, ASTM A240, ASTM A479
EN / DIN EN 10088-3, 1.4410
Others NACE MR 01-75, NORSOK M630 D57.
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2507 Super Duplex Stainless Steel
Super Duplex 2507 has excellent corrosion resistance to a wide variety of media, with outstanding resistance to pitting and crevice corrosion in seawater and other chloride containing environments, with Critical Pitting Temperature exceeding 50°C. Super Duplex 2507 exhibits a low coefficient of thermal expansion and higher heat conductivity than austenitic steels and is suitable for working temperatures up to 300°C.
Application Nitric Acid Processes, Polypropylene Production, PVC Production, Dioxide, Caustic Evaporators, Equipment, Handling Organic and Fatty Acids, Propellers and Shafts, Rudders, Shaft Seals, Pumps, Bolts and Fasteners, Valves, Instrumentation, Oil and Chemical Tankers, Pumps, Valves, Pipe, Vessels, Wellhead Equipment, Subsea Equipment, Fans, Wet Scrubbers, Incinerators: Black Liquor Heater Tubes, Digester Blow Valves, Rotary Feed Valves, I.D.Fans, Brownstock Washers, Precipitators, Bleaching Components, Sugar Cane Centrifuges, Corn and Vegetable processing plant, Fertiliser Production (Wet phosphoric acid), Civil Engineering: Sewage Treatment.
Billet, Rod & Bar ASTM A473, ASTM A182, ASTM A240, ASTM A479
EN / DIN EN 10088-3, 1.4410
Others NACE MR 01-75, NORSOK M630 D57.
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Zeron® 100 Super Duplex Stainless Steel
Super Duplex Zeron® 100 has excellent corrosion resistance to a wide variety of media, with outstanding resistance to pitting and crevice corrosion in seawater and other chloride containing environments, with Critical Pitting Temperature exceeding 50°C. Providing higher strength than both austenitic and 22% Cr Duplex Stainless Steels, Zeron 100 is suited to a variety of applications in industries such as Chemical Processing, Oil & Gas, and Marine environments.
Application Nitric Acid Processes, Polypropylene Production, PVC Production, Dioxide, Caustic Evaporators, Equipment, Handling Organic and Fatty Acids, Propellers and Shafts, Rudders, Shaft Seals, Pumps, Bolts and Fasteners, Valves, Instrumentation, Oil and Chemical Tankers, Pumps, Valves, Pipe, Vessels, Wellhead Equipment, Subsea Equipment, Fans, Wet Scrubbers, Incinerators: Black Liquor Heater Tubes, Digester Blow Valves, Rotary Feed Valves, I.D.Fans, Brownstock Washers, Precipitators, Bleaching Components, Sugar Cane Centrifuges, Corn and Vegetable processing plant, Fertiliser Production (Wet phosphoric acid), Civil Engineering: Sewage Treatment.
Billet, Rod & Bar ASTM A 182 (Grade F55), A 240, A 276, A 314, A 473, A 479, A 789, A 790, A 815, A 890, A 928, A 988, A 995
EN / DIN 10028-7, 10088-2, 10088-3, 10272, 10216-5, 10217-7, 1.4501
Others NACE MR 0175
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Ferralium® F255 Super Duplex Stainless Steel
FERRALIUM® 255 is a super duplex alloy with a high strength to weight ratio with superior abrasion and cavitation resistance. Resistance to chloride SCC, as well as crevice corrosion and pitting. Good ductility with a high fatigue strength in marine applications. Twice the yield strength of Alloy 20, and stronger than Duplex 2205. An excellent 40°C critical pitting temperature (ASTM G48-Method A), twice that of Alloy 2205.
Application Nitric Acid Processes, Polypropylene Production, PVC Production, Dioxide, Caustic Evaporators, Equipment, Handling Organic and Fatty Acids, Propellers and Shafts, Rudders, Shaft Seals, Pumps, Bolts and Fasteners, Valves, Instrumentation, Oil and Chemical Tankers, Pumps, Valves, Pipe, Vessels, Wellhead Equipment, Subsea Equipment, Fans, Wet Scrubbers, Incinerators: Black Liquor Heater Tubes, Digester Blow Valves, Rotary Feed Valves, I.D.Fans, Brownstock Washers, Precipitators, Bleaching Components, Sugar Cane Centrifuges, Corn and Vegetable processing plant, Fertiliser Production (Wet phosphoric acid), Civil Engineering: Sewage Treatment.
Billet, Rod & Bar ASTM A182, ASTM A240
EN / DIN EN 10088-1 1.4507
Others NORSOK MDS D51 to D55 and D57, UNS 532550,
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AISI 304 / 304L
AISI 304 / 304L (UNS S30400 / UNS S30403) is a general purpose 18/8 stainless steel with good strength and excellent corrosion resistance. Used for food processing, architectural trim, brewing and oil refinery equipment. Subject to pitting and crevice corrosion in warm chloride components. 304L is a low carbon variant of 304 and more suitable for welding.
Application Used extensively in food processing equipment, particularly in beer brewing, milk processing and wine making, chemical containers, threaded fasteners and springs.
Welding Rods & Wire AWS A5.9
Forgings ASTM A182-F304 / ASTM A182-F304L
EN / DIN 1.4301 / 1.4306
Others UNS S30400 / UNS S30403
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AISI 316 / 316L
AISI 316 / 316L (UNS S31600 / UNS S31603) is an 18/8 austenitic stainless steel enhanced with an addition of 2.5% Molybdenum, to provide superior corrosion resistance to type 304 stainless steel.
Application Pumps, valves, marine fittings, fasteners, paper and pulp machinery, and petro chemical equipment.
Welding Rods & Wire AWS A5.9
Forgings ASTM A182-F316 / ASTM A182-F316L
EN / DIN 1.4401 / 1.4404
Others UNS S31600 / UNS S31603
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AISI 310
AISI 310 (UNS S31000) is a medium carbon austenitic stainless steel, for high temperature applications such as furnace parts and heat treatment equipment.
Application 310 (UNS S31000) is used at temperatures up to 1150°C in continuous service, and 1035°C in intermittent service. Grade 310S is a low carbon version of grade 310.
Billet, Rod & Bar ASTM A182, A276, A479
EN / DIN 1.4845
Others NACE MR0175
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AISI 420
AISI 420 (UNS S42000) is a martensitic stainless steel with 12% Chromium which is sufficient to give good corrosive resistance properties. It’s best corrosive resistance is when hardened and surface is ground or polished.It has good ductility in the annealed condition but can be hardened up to 500HB (highest of the chromium grades). Martensitic grades are known for high hardness and allowances must be made for poor weldability and usually allowances for a final harden and temper treatment.
Application AISI 420 (UNS S42000) Knives, Surgical Instruments, Fasteners, Shafts, Spindles, Plastic Molds.
Sheet, Plate & Strip AMS 5506, ASTM A176
Billet, Rod & Bar SAE S1420, ASTM A276
EN / DIN 1.4021
Others BS970,
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AISI 410
AISI 410 (UNS S4100)
Application AISI 410 (UNS S41000) stainless is a corrosion and heat resistant 12% chromium steel. It is the most widely used of the hardenable stainless steels. Heat treated 410 has mechanical properties comparable to the engineering alloy steel AISI 4130, coupled with the additional benefit of good corrosion resistance. 410 is highly resistant to atmospheric corrosion. Maximum corrosion resistance is obtained by hardening and polishing.
Sheet, Plate & Strip AMS 5504, AMS 5505, ASTM A240
Billet, Rod & Bar AMS.2303, AMS.5612, AMS.5613, ASTM.A276, ASME.SA479, ASME.SA193, ASTM.A314, ASTM.A479, ASTM.A193,
Smls Pipe & Tube AMS 5591,
Forgings AMS 5611, AMS 5614,
EN / DIN 1.4006 X12Cr13, DIN EN 10088 -3
Others NACE.MRO103, NACE MRO175, ISO.15156
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Nitronic 50®
Nitronic 50® (UNS S20910) is a high strength and good corrosion resistant austenitic stainless steel. It has nearly double the yield strength of 304 and 316 stainless steel and has better corrosion resistance than 317L stainless steel. N50 Stainless remains non-magnetic even after being severely cold worked. It maintains strength at high temperatures as well as sub-zero temperatures.
Application Nitronic 50® (UNS S20910) It's an effective alloy for the petroleum, petrochemical, chemical, fertilizer, nuclear fuel recycling, pulp and paper, textile, food processing and marine industries. Components using the combination of excellent corrosion resistance and high strength currently include pumps, valves and fittings, fasteners, cables, chains, screens and wire cloth, marine hardware, boat and pump shafting, heat exchanger parts, springs and photographic equipment.
Sheet, Plate & Strip AMS 5861, ASTM A240
Billet, Rod & Bar AMS 5764, ASTM A193, ASTM A194, ASTM A276, ASTM A479
Welding Rods & Wire AWS E 209
Smls Pipe & Tube ASTM A269,
Wld Pipe & Tube ASTM A249, ASTM A269,
Castings ASTM A351, ASTM A743
Forgings AMS 5764, ASTM A182,
EN / DIN 1.3964
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Nitronic® 60
Nitronic 60® (UNS S21800) is known for its excellent galling resistance, even at elevated temperatures. The additions of 4% silicon and 8% manganese inhibit wear, galling, and fretting. It is commonly used for various fasteners and pins that require strength and resistance to galling. It maintains decent strength up to temperatures of 1800°F and has oxidation resistance similar to that of 309 stainless steel. The general corrosion resistance is between that of 304 and 316 stainless steel.
Application Nitronic 60® (UNS S21800) used for Fasteners, Pins and Bushings, Wear Rails, Roller Bearings, Pump Components.
Sheet, Plate & Strip ASTM A240, F899
Billet, Rod & Bar AMS 5848, ASTM A193, ASTM A194, ASTM A276, ASTM A479, F899
Welding Rods & Wire AWS A5.9
Castings ASTM A743, ASTM A351
Forgings AMS 5848, ASTM A182, ASTM A193, ASTM A 194, ASTM A276, ASTM A479
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630 (17-4 PH) (UNS S17400)
630 (17-4 PH) (UNS S17400) is a martensitic precipitation-hardening stainless steel that provides an outstanding combination of high strength, good corrosion resistance, good mechanical properties at temperatures up to 600 °F (316 °C), good toughness in both base metal and welds, and short time, low-temperature heat treatments that minimize warpage and scaling.
Application 630 (17-4 PH) (UNS S17400) Gate Valves, Chemical Processing Equipment, Pump Shafts, Gears, Plungers, Valve Stems, Balls, Bushings, Seats, Fasteners.
Sheet, Plate & Strip ASME SB 171, ASTM SB 151, ASTM B 122
Billet, Rod & Bar ASME SA276, ASTM A564
EN / DIN 1.4548
Others NACE MR0175, ISO:15156-3