This alloy is suitable for most chemical process applications in the aswelded condition and has excellent resistance to pitting and stresscorrosion cracking. Hastelloy b3 is not recommended in the presence of ferric or cupric salts. Alloy b2 exhibits excellent corrosion resistance in aggressive reducing media such as hydrochloric acid in a wide range of temperatures and concentrations, as well as in mediumconcentrated sulphuric acid even with limited chloride contamination. Nickelmolybdenum alloy hastelloy b2 features excellent resistance to reducing conditions like hydrogen chloride gas, sulfuric acid, acetic acid and phosphoric acid. A nickel molybdenum alloy with outstanding resistance to hydrochloric and sulfuric acids in the. It is resistant to nonoxidizing acids and avoids the production of embrittlement phase in the welded form. Like b2 alloy, b3 is not recommended for use in the presence of ferric or cupric salts as these salts may cause rapid corrosion failure. Hastelloy b2 is a solid solution strengthened, nickelmolybdenum alloy, with significant resistance to reducing environments like hydrogen chloride gas, and sulfuric, acetic and phosphoric acids. Hastelloy b2 is a nickelbase wrought alloy with excellent resistance to hydrochloric acid at all concentrations and temperatures. Hastelloy b2 uns n10665 hastelloy b3 uns n10675 summary. There are 1,025 suppliers who sells hastelloy b2 on, mainly located in asia. To compare the performance of hastelloy c276 alloy with that of other materials, it is useful to plot the 0. Hastelloy b3 alloy is an additional member of the nickelmolybdenum family of alloys with excellent resistance to hydrochloric acid at all concentrations. Suitable for use in various conditions including a.
All of the common methods of welding can be used to weld hastelloy c276 alloy, although the oxyacetylene and submerged arc p r ocesses are not re c o m m e n d e d. Temperature uses vary from ambient temperature to 1500f depending on the environments please call for technical advice. Nickel alloys pdf, copper nickel alloys pdf, properties of nickel alloys pdf, stainless steel tube dimensions pdf, astm a53 pdf, jis g3459 pdf, pdf of 304304l stainless steel pipe wall thickness, a2 vs a4 stainless steel bolts, jindal pipes price list. Hastelloy x alloy plate, sheet, strip, bar, tubing and pipe are covered by asme specifications sb435, sb572, sb619, sb622 and sb626 under uns number n06002. Nickelmolybdenum alloy hastelloy b2 features excellent resistance to reducing. Hastelloy c276 alloy is an improved wrought version of hastelloy alloy c. The hastelloy b2 chemical composition contains nickel, molybdenum, iron, chromium, carbon, silicon and manganese in its composition.
Hastelloy b2 datasheet,hastelloy b2 chemical,hastelloy b2. B3 alloy has a special chemistry designed to achieve a level of thermal stability greatly superior to that of its predecessors, e. Hastealloys have a unique combination of properties that provide them with significantly stronger corrosion resistance capabilities compared to traditional alloys. Molybdenum is the primary alloying element which provides. A wide variety of hastelloy b3 options are available to you, such as not powder, is powder. Alloy c276 can be successfully fabricated by many methods.
The alloy resists formation of grain boundary carbides in the weld haz, making it suitable for most chemical process conditions in the aswelded condition. Applications in the chemical process industry involving sulfuric, phosphoric, hydrochloric and acetic acid. Hastelloy b2 is a nickelmolybdenum alloy particularly suited for equipment handling reducing chemical environments. Hastelloy b2 also features hydrochloric acid resistance at all concentrations and temperatures. Hastelloy substrates are corrosion resistant,, industrially relevant as a material for reactors, pipes, and pumps, and could potentially be used as a microreactor material. Hastelloy is a trade name for a group of nickelbased superalloys manufactured by haynes international, inc. Super alloys are also referred to as high performance alloys. The applications include chemical industrial applications where inert gases and vacuums are involved. Hastelloy b2 butt weld fittings, hastelloy b2 elbows.
Hastelloy c276 hastelloy c276 alloy is a nickelmolybdenumchromium wrought alloy that is generally used as corrosionresistance. Free download pdf of high nickel alloys astm grades specification. B3 alloy has a special chemistry designed to achieve a level of thermal stability greatly. Oct 25, 2012 hastelloyr b2 can be solution treated at 1065c 1950f and then rapidly quenched in normal conditions that require product forms to be furnished and used.
Highly molybdenumalloyed materials hastelloy bc1 2. The alloy has excellent resistance to pitting, to stresscorrosion cracking and to knife line and heataffected zone attack. Alloy bhas excellent resistance to hydrochloric acid at all concentrations and temperatures. Hastelloy b2 alloy b2, uns n10665 ulbrich stainless steels. Hastelloy b2 wire manufacturers, hastelloy b2 filler wire. In addition, hastelloy b2 has excellent resistance to pitting and stress corrosion cracking. Chemical composition of hastelloy alloy hastelloy b b2 c c4. The hastelloy x price ranges greatly depending on the application requirement and the product type. Electrochemical micromachining of hastelloy b2 with.
Been at it for a while and the following might be the way to fly haynes international for welding parameter and wireflux global headquarters 1020 west park avenue p. Effect of mechanical polishing on corrosion behavior of. Whereas b2 alloy suffers from the rapid formation of ni 4 mo at around 750c, it takes several hours at around 650c, to induce deleterious second phases in b3 alloy. Hastelloy b2 is a ni 68% atomic fractionmo 28% atomic fraction alloy that also contains smaller. Our products like hastelloy b2 butt weld pipe fittings are packaged to make sure that theres no damage throughout transit. Heattreatment wrought forms of hastelloy x alloy are furnished in the solution heattreated condition unless otherwise specified. This is due to the judicious use of minor elements and a shift in the molybdenum content, to induce the slowlyforming ni 3 mo instead. Hastelloy b3 alloy is suitable for use in all applications previously requiring the use of hastelloy b2 alloy. Like b2 alloy, b3 is not recommended for use in the presence of ferric or cupric salts as these salts may cause. Alloy b2 also has excellent resistance to pitting and stress corrosion cracking and it provides resistance to pure sulfuric acid and a number.
Hastelloy b2 is a nickel based alloy particularly suited for handling reducing acids at high concentrations and temperatures. Hastelloy pipe suppliers, hastelloy seamless and welded pipe. Base metal grouping for welding procedure and performance. Hastelloyr b2 is a wrought nickel molybdenum alloy that can be used in the as welded condition. Hastelloy b2 hot rolling, heat treatment, straightening, ultrasonic. Applications hastelloy b3 alloy is suitable for use in all applications previously requiring the use of hastelloy b2 alloy. Page 23 specialty materials hastelloy b3 processing instructions hastelloy b3 alloy is cold and hot formable.
Effect of mechanical polishing on corrosion behavior of hastelloy c22 coating prepared by high power diode laser cladding. Other aliases for alloy b2 are hastelloy b2, al b2, nickelvac h b2 or nicrofer 6928. Withstands wet hydrochloric gas, sulphuric and acetic acid. Exposure of b2 alloy to temperatures from f 538c to 1600f 870c should be avoided because of a reduction in the ductility of the alloy. Hastelloy alloy b2 is a nickelbase wrought alloy with excellent resistance to hydrochloric acid at all concentrations and temperatures. Hastelloy b2 distributor in the usa hastelloy b2 is a nickelmolybdenum alloy which is an improved wrought version of hastelloy b. What is the difference between hastelloy and incoloy. Resistance to corrosion the high molybdenum content in alloy b2 gives the alloy excellent resistance to hydrochloric acid over a wide range of concentrations and temperatures. Hastelloy n alloy can be supplied, to order, in the forms of sheet, plate, and bar hastelloy n alloy sheet, plate, bar, rod, and welded and seamless wrought pipe and tubing have been approved for use in the construction of unfired pressure vessels in accordance with the requirements of the asme boiler and pressure vessel code section. Printable list of corrosion resistant alloys pdf section. You can also choose from not powder, is powder hastelloy b2, as well as from equal, round hastelloy b2, and whether hastelloy b2 is nickel wire, nickel bar, or nickel pipe. Sep 17, 2015 hastelloy and incoloy are both members of the superalloy family, also known as highperformance alloys. All hastelloy b2 butt weld pipe fittings are marked with trademark companys logo, grade, size and. Hastelloy b3 is resistant to hcl a attack at all temperatures.
However, there are also several important differences to note between these. Other aliases for alloy b2 are hastelloy b2, al b2, nickelvac hb2 or nicrofer 6928. Hastelloy c276 hastelloy c276 is among the more well known hastelloy grades for general corrosion service. Nickel molybdenum alloy hastelloy b2 features excellent resistance to reducing. Hastelloy b2 alloy b2, uns n10665 shaped, flat, square, round, fine wire, plated and unplated astm b333 hastelloyb 2 alloy description alloy bhas excellent resistance to hydrochloric acid at all concentrations and temperatures. Hastelloy b2, nimofer 6928 hastelloy b2 is a nickelbase wrought alloy with excellent resistance to hydrochloric acid at all concentrations and temperatures. They contain many elements in a variety of combinations so as to achieve the desired result. With cold forming grades over 15%, a final solution annealing is required in order to obtain optimum corrosion resistance. B3 also has excellent resistance to pitting corrosion and to stresscorrosion cracking. Suitable for use in various conditions including a variety of nonoxidizing acids.
In cases where bright annealed product forms such as sheet and strip are required, hastelloyr b2 can be solution treated at 1149c 2100f and then cooled in a hydrogen. Hastelloy b3 suppliers in india offer hastelloy b3 material at very low cost. The following table shows the chemical composition of hastelloy r c22r. Hastelloy b2 reducing acid corrosion resistant alloy. Therefore, it has great resistance to stresscorrosion cracking and. Hastelloy b2 resists the formation of grain boundary carbide precipitates in the weld heataffected zone, making it suitable for most chemical process applications in the aswelded condition. You can also choose from round hastelloy b3, as well as from nickel wire, nickel bar, and nickel pipe hastelloy b3, and whether hastelloy b3 is jis, din, or asme. It also withstands sulfuric, acetic, formic and phosphoric acids, and other nonoxidizing media. The improved thermal stability of hastelloy b3 alloy minimizes the problems associated with fabrication of b2 alloy components. Hastelloy r c22r is a nickelchromiummolybdenum alloy.
Hastelloy c276 alloy can be f o r ged, hotupset and impact e x t r uded. The alloy is resistant to various organic acids and chloride ion stress corrosion cracking. In addition, this nickel steel alloy has great resistance to knifeline and heataffected zone attack. We purchase scrap from industrial accounts as well as other scrap companies to process and supply secondary processors as well as mills with revert material. Technical specification astm b56404 nickel alloy forgings grade hastelloy b2 datasheet, hastelloy b2 chemical compositions, gr. The alloy tends to work harden but with the proper care, the alloy is readily hot and cold formed. Hastelloy x alloy price, astm standard and composition. Therefore it is also suitable for use in chemical processing plants in welded form. Alloy b2 should not be used at temperatures between f and 1600f as the alloy forms secondary phases that could decrease the ductility of the material. It belongs to the family of nickelmolybdenum alloys and has an average composition of 65% nickel and 30% molybdenum. Hastelloy b2 alloy 58 sample dissolved haynes 625 alloy 29 severe corrosion attack hastelloy c276 alloy 28 severe corrosion attack hastelloy c22 alloy 4. Hastelloy b2 mechanical properties from steelmaking, esr melted, blooming, forging, gr. It has high resistance corrosion and metallurgical stability. The thing about hastelloy pipe welding, is that it is a nickel based alloy and thus, it has to be purged, in the same way that stainless steel is but hastelloy can also be welded by using a wire feeding technique, which is kind of different than the one used with the welding of stainless st.
Hastelloy b3 is the alloy in the hastelloy family that shows best resistance to hydrochloric acid. Underlined text or a vertical line in the margin indicates a revision from the. It can also be used in acetic and phosphoric acids. Hastelloy b3 is a nickelmolybdenum alloy with excellent resistance to pitting, corrosion, and stresscorrosion cracking plus, thermal stability superior to that of alloy b2.
Hastealloy is a term that refers to a group of corrosion resistant metal mixtures that are based on nickel. Nevertheless, hastelloy b3 alloy exhibits very high resistance to the key, inorganic acids, even in welded form, as shown in the following table. Pdf stress corrosion cracking scc of nickelbased alloys. Alloy b2 is suitable for various chemical process applications in its welded form, and in extreme reducing conditions such as pure sulfuric acid, phosphoric acid and hydrogen chloride gas environment. Hastelloy c4 hastelloy c4 alloy is a nickelchromiummolybdenum hastelloy alloy with good hightemperature stability. Pdf several families of commercial corrosion resistant high nickel alloys are used to handle aggressive industrial. Astm b564 uns n10665, hastelloy fittings, hastelloy b2 fittings. Hastelloy b2 wire are available in following specification, grade and sizes.
In the following graphs, the lines for c276 alloy are compared with those of two popular, austenitic stainless steels 316l and 254smo, and a lowermolybdenum nickel alloy 625, in hydrochloric and sulfuric acids. Hastelloy b2 is a member of the nickelmolybdenum family of hastelloy alloy with significant resistance to reducing environments, such as hydrogen chloride gas and sulfuric, acetic and phosphoric acids. The thing about alloy b2 and hastelloy b3 is that both of these material give good resistance to nonoxidizing acids like sulfuric acid and hydrochloric acid. This nickelmolybdenum alloy gives excellent resistance to hydrochloric acid at all concentrations and temperatures from ambient to high. Just in case of exports, customary export packaging is completed in wooden boxes or cases. Our wellestablished and trusted relationship with the mill depots guarantees an uninterrupted supply to you of. Chemical composition of hastelloy alloy hastelloy b b2 c. Hastelloy b3 suppliers, alloy b2 material, hastelloy b price. Mega mex is a metal supplier of industrial metal products including stainless steel, carbon steel, nickel alloys, aluminum, copper, brass and bronze in all astm grades. A wide variety of hastelloy b2 options are available to you, such as hexagon. Great resistance to pitting, crevice corrosion and scc. A corrosionresistant solidsolution nickelmolybdenum alloy, hastelloy b2 exhibits excellent corrosion resistance in aggressive reducing media such as hydrochloric acid in a wide range of temperatures and concentrations, as well as in mediumconcentrated sulphuric acid even with limited chloride contamination.
It is used in chemical procedures where aluminum chloride catalysts are. Hastelloy b3 n10675 chemical corrosion resistant alloy. Hastelloy b3 is one of eight hastelloy alloys elgiloy specialty metals produces as a precisionrolled alloy wire, bar, foil, or strip. More metals download pdf hastelloy c276 and hastelloy x are important recyclable materials for us at greystone alloys. Hastelloy b2 is used for most chemical process applications in the welded condition. Dec 12, 2018 alloy b2 is suitable for various chemical process applications in its welded form, and in extreme reducing conditions such as pure sulfuric acid, phosphoric acid and hydrogen chloride gas environment. It also withstands sulphuric, acetic, formic and phosphoric acids and other non oxidizing media. In hastelloy b2, the molybdenum content is higher than other alloys, which is 28% in it. Hastelloy b3 alloy is available in the form of plate, sheet, strip, billet, bar, wire, pipe and tubing.
These alloys can function under very high temperatures and severe mechanical stress, and also where high surface stability is required. Hastelloy b2 is resistant to pitting and scc attack. Hastelloy alloy b2 price, astm standard and composition. Hot forming is carried out in the temperature range from 1232 to 982 c. As such, they have several key characteristics in common. Author links open overlay panel qinying wang a shulin bai a yunhong zhao a zongde liu b. Hastelloy b3 alloy, uns n10665, resistance to hydrochloric acid and other strongly reducing chemicals but has poor corrosion resistance to oxidizing chemicals and in the presence of ferric or cupric salts. Alloy b3 uns n10675 description b3 alloy is an additional member of the nickelmolybdenum family of alloys with excellent resistance to hydrochloric acid at all concentrations and temperatures. Hastelloy b2 forged fittings suppliers b564 n10665 2. Although the alloy tends to workharden, it can be successfully deepdrawn, spun, p r ess formed or punched. Chemical resistance chart introduction corrosion and degradation depend on many parameters. It has good resistance to hydrogen chloride, sulfuric acid and phosphoric acids and has excellent resistance to stress corrosion cracking and pitting. Therefore, it has great resistance to stresscorrosion cracking and pitting. Therefore, when hastelloy b2 alloy is used in conjunction with iron or copper piping in a system containing hydrochloric acid, the presence of these salts could cause b2 alloy to fail prematurely.
Hastelloy b2 offers great resistance to reducing acids, organic acids and stress corrosion cracking. Chemical concentration temperature corrosion rate wt. There are 637 suppliers who sells hastelloy b3 on, mainly located in asia. Ideal for handling reducing acids at the elevated temperatures. Check hastelloy b3 chemical composition, melting point, density, heat treatment and hastelloy b price in india. If you are planning to buy hastelloy b2 china from professional hastelloy b2 manufacturers china and suppliers china, please feel free to contact bozhong group, equipped with productive factory, we are always at your service. B3 alloy has excellent resistance to pitting corrosion, to stresscorrosion cracking and to knifeline and heataffected zone attack. Molybdenum is the primary alloying element which provides significant corrosion resistance to reducing environments. Ferric or cupric salts may develop when hydrochloric acid comes in contact with iron or copper. They both possess excellent mechanical strength, especially at high temperatures, and they are both highly resistant to corrosion and oxidation.
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