Corrosion-resistant Super Alloys AL-6XN&and Hastelloy&C-22&are excellent alternatives for the design and construction of systems operating under harsh conditions.Both contain higher levels of chromium,molybdenum,and nickel than the 316 stainless steel.
resistant materials.Nickel-chromium-molybdenum corrosion-resistant alloys such as INCONEL alloys C-276,22,and 686 and INCOLOY alloy 27-7MO are excellent candidates for this purpose.For comparison purposes,data describing competitive alloys Allegheny Ludlum AL6XN,Krupp VDM alloys 31 and 59,and Haynes Hastelloy C-2000 are included.
DescriptionIndustries and ApplicationsResistance to CorrosionFabrication and Heat TreatmentCommon Trade NamesAlloy 22 is a fully austenitic,nickel-chromium-molybdenum-tungsten alloy with better overall corrosion resistance compared to other nickel-chromium-molybdenum alloys,including alloy C276,alloy C4 and alloy 625.The high chromium content provides good resistance to oxidizing media while the molybdenum and tungsten content gives good resistance to reducing media.This combination of corrosion resistance makes alloy 22 particularly useful in applications where mixed acids are present.See more on corrosionmaterialsmexicomexicoAlloys C276,22,59,Hastelloy&C2000& Inconel Alloy 686 Alloy 22.Alloy 22 has a higher Chromium level than C276,demonstrating improved corrosion resistance in oxidising aqueous media when high levels of chloride ions are present.Alloy 59.This alloy is produced with the Chromium content at 23.00%.Alloy 59 has a higher level of Molybdenum than both C276 and Alloy 22.Alloy C-276 Corrosion MaterialsAlloy C-276 / UNS N10276 / W.Nr.2.4819 Description.Alloy C-276 is a solid solution strengthened nickel-molybdenum-chromium alloy with a small amount of tungsten.Alloy C-276 exhibits excellent corrosion resistance in a variety of harsh environments and media.Like many other nickel alloys,it is ductile,easily formed and welded.
Feb 27,2019·Hastelloy alloy has good resistance to pitting corrosion,crevice corrosion and stress corrosion cracking.It was well tolerated for a variety of corrosive medium in oxidation and reduction environments,even as high temperature up to 677 ; Hastelloy c-22 and c-276 are the only materials that can resist the corrosion of wet chlorine gas,hypochlorite and chlorine dioxide solution,and Applications of Hastelloy Hastelloy ApplicationsHastelloy C-4 alloy High-temperature stability in the 1200-1900°F (650-1040°C) range as evidenced by good ductility and corrosion resistance.Virtually the same corrosion resistance as alloy C-276.Hastelloy C-22 alloy Better overall corrosion resistance in oxidizing corrosives than C-4,C-276 and 625 alloys.
Central States Industrial (CSI) stocks a complete line of highly corrosion-resistant alloy fittings and tubing.AL-6XN&alloy and Hastelloy&C-22&sanitary piping and components are made in the USA,and CSI stocks these super alloys for quick access.CSI's extensive inventory and four warehouses enable products to be shipped around the globe in a timely manner.Corrosion-resistant alloys - Haynes International,Inc.HASTELLOY&S alloy; HASTELLOY&W alloy ; HAYNES&Waspaloy alloy; HASTELLOY&X alloy; HAYNES&X-750 alloy; Corrosion-resistant Alloys.HASTELLOY&B-3&alloy; HASTELLOY&C-4 alloy; HASTELLOY&C-22&alloy; HASTELLOY&C-22HS&alloy; HASTELLOY&C-276 alloy; HASTELLOY&C-2000&alloy; HASTELLOY&G-30&alloy; HASTELLOY&G-35&alloy
HASTELLOY C-276 and C-4 alloys and HAYNES 625 alloy.C-22 alloy has outstanding resistance to pitting,crevice corrosion and stress corrosion cracking.By virtue of its higher chromium content,C-22 alloy is more resistant than C-4 and C-276 alloys to oxidizing acids and to acid streams containing oxidizing residuals such asHASTELLOY C-22 alloy - Haynes International,Inc.Haynes International - HASTELLOY&C-22&alloy To compare the performance of HASTELLOY&C-22&alloy with that of other materials,it is useful to plot the 0.1 mm/y lines.In the following graphs,the lines for C-22&alloy are compared with those of two popular,austenitic stainless steels
HASTELLOY C-22&alloy 4.7 Slight Corrosion Attack Pulverized Coal Fired Unit 4.8% Sulfur Outlet Duct 129°F (54°C) 27 Months Depth of Attack Pitting Crevice (in.) (in.) 316L Stainless Steel 0.011 0.015 Alloy 904L 0.010 0.005 Jessop JS700 alloy 0.010 0.011 HAYNES 625 alloy No Attack 0.005 HASTELLOY C276 alloy No Attack 0.007 HASTELLOY C-22 alloy No Attack 0.002 Coke RefineryHASTELLOY C-22 alloyHAYNES&625 alloy 29 Severe Corrosion Attack HASTELLOY C-276 alloy 28 Severe Corrosion Attack HASTELLOY C-22&alloy 4.7 Slight Corrosion Attack Pulverized Coal Fired Unit 4.8% Sulfur Outlet Duct 129°F (54°C) 27 Months Depth of Attack Pitting Crevice (in.) (in.) 316L Stainless Steel 0.011 0.015 Alloy 904L 0.010 0.005 Jessop JS700 alloy 0
To compare the performance of HASTELLOY&C-276 alloy with that of other materials,it is useful to plot the 0.1 mm/y lines.In the following graphs,the lines for C-276 alloy are compared with those of two popular,austenitic stainless steels (316L and 254SMO),and a lower-molybdenum nickel alloy (625),in hydrochloric and sulfuric acids.HASTELLOY alloy C-22 UNS N06022HASTELLOY Alloy C-22 is a nickel-chromium-molybdenum alloy with enhanced resistance to pitting,crevice corrosion and stress corrosion cracking.It resists the formation of grain boundary precipitates in the weld-heat affected zone making it suitable for use in the as-welded condition.
consult a metallurgist with corrosion experience to assess the service requirements for the specified application.WELD APPEARANCE Weld appearance of Super Alloys can be somewhat misleading when visually compared with any hygienic weld made in 316L stainless steel.A typical Hastelloy C-22 weld will have oxide islands in the weld bead.Hastelloy C-22 - Alloy Wire InternationalA Nickel-Chromium-Molybdenum alloy with better overall resistance and versatility than any other NiCrMo available.It has excellent resistance to localised corrosion and to a variety of mixed industrial chemicals.Hastelloy C-22 is also known as Nicrofer 5621,Superimphy C22,and Inconel 622.
One such material is Hastelloy &C-22 ®.C-22 alloy is one of the most versatile nickel-chromium-molybdenum-tungsten alloys available today.This alloy demonstrates improved corrosion resistance to both uniform and localized corrosion and will exceed the performance of C-276,C-4 and alloy 625 in a variety of corrosive environments.Hastelloy C-22 Tees and Crosses - Corrosion-Resistant AlloysCSI stocks a complete line of corrosion-resistant,sanitary fittings in Hastelloy C-22 in sizes ½ 3 inch.We offer standard items as well as made-to-order fittings.C-22 fittings can be used interchangeably with Hastelloy C-276.
Hastelloy&alloy C-22 is a Nickel-Chromium-Molybdenum alloy with excellent corrosion resistance to a wide variety of environments.It is also resistant to oxidation,pitting,crevice corrosion,intergranular attack,and stress corrosion cracking.Industries Supplied.Chemical Processing,Oil Gas Extraction,and Power Generation.Hastelloy C22 Suppliers - Nickel Alloy UNS N06022/DINHastelloy C22 (UNS N06022 or DIN W.Nr.2.4602),also known as Alloy C-22,is a nickel-chromium-molybdenum alloy with outstanding resistance to pitting,crevice corrosion,and stress-corrosion cracking.Alloy C22 displays excellent resistance to pitting and corrosion and excellent resistance to oxidizing atmospheres up to 1040°C.
Hastelloy C-22 is also resistant against the acids as mentioned earlier,but is better resistant against organic acids than Alloy 276.Besides this,C-22 is better resistant against stress corrosion which occurs by chloride (SCC).This alloy can often be found in the chemical and petrochemical industry because of the high-temperature resistance.Hastelloy&Alloys - Corrosion heat resistant alloys Hastelloy&Alloys.Hastelloy&alloys are widely used across chemical processing,oil and gas,pharmaceutical and environmental industries..Displaying excellent resistance to stress corrosion cracking and non-oxidizing acids,these alloys have been used for numerous applications including:
Hastelloy&Alloys.Hastelloy&alloys are widely used across chemical processing,oil and gas,pharmaceutical and environmental industries..Displaying excellent resistance to stress corrosion cracking and non-oxidizing acids,these alloys have been used for numerous applications including:Hastelloy,Hasteloy Nickel Alloys,Hastalloy,Superalloy Alloys of identical chemical and mechanical properties are available from other manufacturers and offer excellent alternatives to the various Hastelloy&brand alloys.The corrosion-resistant superalloys are widely used by the chemical processing,aerospace,and industrial gas turbine and marine industries.
Enhanced versatility and exceptional resistance to chloride-induced pitting.HASTELLOY&C-22&alloy (UNS N06022) is one of the well-known and well-proven nickel-chromium-molybdenum materials,the chief attributes of which are resistance to both oxidizing and non-oxidizing chemicals,and protection from pitting,crevice attack,and stress corrosion cracking.Inconel and Hastelloy alloy C-Corrosion resistance propertiesHastelloy C alloys.Strength 100,000 psi,yield strength 47,000 psi.Highest application temperature 427oC or 800oF.Hastelloy alloy C is a relatively high nickel alloy that is primarily utilized for offering excellent corrosion resistance features.It has the maximum tensile strength.
Corrosion Resistant Alloys.NAS NW22 (UNS N06022),comparable to Hastelloy&C-22&Alloy.NAS NW22 is a Ni-Cr-Mo alloy with excellent corrosion resistance.This alloy provides excellent pitting corrosion resistance,crevice corrosion resistance,and stress corrosion cracking resistance in both oxidizing and reducing environments,and is widely Nickel Alloy Hastelloy C22&Hastelloy C22&Alloyed NickelCommon Trade Names Hastelloy C22®,Inconel&22,Nicrofer&5621.Hastelloy C22&provides resistance to general corrosion,pitting,crevice corrosion,intergranular attack,and stress corrosion cracking.Hastelloy C22&contains chromium,molybdenum,tungsten,and iron which makes the alloy resistant to corrosion in stagnant or flowing seawater.
Nickel and nickel alloys are both non-ferrous metals that are useful in a range of applications,most of which involve corrosion resistance and/or heat resistance.Nickel Availability Mega Mex supplies Nickel 200/201 in the form of plate,sheet,strip,bar,wire,pipe,tubing,pipe fittings,and flanges.Parr Instrument CompanyHASTELLOy.anoy C-22 - a versatile nickel- chromium-molybdenum alloy with better overall corrosion resistance than Other Ni-Cr-Mo alloys available today,including HASTELLOY alloy C-276 and C-4 and CABOT alloy No.625.Alloy C-22 has outstanding resistance to pitting,crevice corrosion and stress-corrosion cracking.It has excellent
Other chloride-bearing environments,notably Green Death (11.5% H 2 SO 4 + 1.2% HCl + 1% FeCl 3 + 1% CuCl 2) and Yellow Death (4% NaCl + 0.1% Fe 2 (SO 4) 3 + 0.021M HCl),have been used to compare the resistance of various alloys to pitting and crevice attack (using tests of 24 hours duration).In Green Death,the lowest temperature at which pitting has been observed in C-276 alloy is the
Hastelloy C22,also known as alloy C22,is a versatile austenitic nickel-chromium-molybdenum-tungsten alloy with enhanced resistance to pitting,crevice corrosion and stress corrosion cracking.The high chromium content provides good resistance to oxidizing media while the molybdenum and tungsten content give good resistance to reducing media.The Corrosion Resistance of Nickel-Containing AlloysPage 3 PREFACE Corrosion Engineering Bulletins are published by Inco so that Industry may have up-to-date corrosion data upon which a more knowledgeable selection of nickel-containing alloys
Hastelloy alloy C is a relatively high nickel alloy that is primarily utilized for offering excellent corrosion resistance features.It has the maximum tensile strength.It is introduced in wrought or cast forms.Fabrication,machining and welding are easily done without any issues.mexicomexicoResistance to Pitting and Crevice CorrosionOther chloride-bearing environments,notably Green Death (11.5% H 2 SO 4 + 1.2% HCl + 1% FeCl 3 + 1% CuCl 2) and Yellow Death (4% NaCl + 0.1% Fe 2 (SO 4) 3 + 0.021M HCl),have been used to compare the resistance of various alloys to pitting and crevice attack (using tests of 24 hours duration).In Green Death,the lowest temperature at which pitting has been observed in C-276 alloy is the
Hastelloy C-22 alloy (UNS N06022) is one of the highest corrosion-resistant nickel-chromium-molybdenum alloys.The main characteristics of Hastelloy C22 are that they are very resistant to oxidizing and non-oxidizing chemicals.The high chrome content makes it more resistant to oxidizing environments than the Hastelloy C-276 alloy.
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