In many cases, its low coefficient of friction allows sliding contact with other metals without damage by metal pickup. To change the order of your pdfs, drag and drop the files as you want. Data provided by the manufacturer, deloro stellite, inc. These carbides provide high hardness level of the alloy. Stellite 6b cobalt alloy steel cobaltchromium alloy. Please, select more pdf files by clicking again on select pdf files. Compared to stellite 6k, talonite and the other stellite 6b alloys have onehalf of 1 percent more carbon, and the h means that the material has been hot rolled and age hardened. These different processes include casting, powder metal, hardfaced deposit, and wrought. However, if used for chopping hard wood, the soft cobalt rolls over and the knife does not cut well. Stellite 6b stellite alloy is a range of cobaltchromium alloys designed for wear resistance. The alloy currently most suited for cutting tools, for example, is stellite 100, because this alloy is quite hard, maintains a good cutting edge at high temperature, and resists hardening and annealing.
Wholesale stellite 6 stellite 6 manufacturers, suppliers. Cocrw meets or exceeds ams 5894, pwa 1196, mcs 1012 and uns r30016. Stellite 6b is resistant to the effects of seizing or galling. Machinability of stellite 6 hardfacing article pdf available in the european physical journal conferences 6 june 2010 with 1,585 reads how we measure reads. Stellite is the brand name of a hardfacing alloy which is widely used for valve seats, especially for valves subjected to abrasive service. Ams 5894 wear resistant cocrw cobalt 6b is a cobalt based chromium, tungsten alloy for wear environments where seizing, galling and abrasion are present. The chemical composition of stellite 6 is given in table 3. It may also contain tungsten or molybdenum and a small but important amount ofcarbon. Carbon alloy powders similar to stellite, ultimet, mar m oerlikon. Pdf on jan 1, 20, md shahanur hasan and others published stellites. Hpa cobalt 6b cocrw uns r30016 aka haynes 6b, hs 6b. Hightemperature hardness and wear resistance of stellite. Pdf the basics of stellites in machining perspective.
The higher tungsten content of stellite alloy 4 gives improved high temperature properties and an increase in abrasive wear resistance over stellite alloy 6, but not as good as stellite alloy 12 or 3. Wear characteristic of stellite 6 alloy hardfacing layer by plasma. View detailed import data, price, monthly trends, major importing countries, major ports of stellite 6 under hs code 81052010. Stellite 6b is a cobaltbased steel alloy that maintains a wide range of material benefits for industrial applications throughout the world.
A higher percentage of chromium cr in them provides stellite alloys with high corrosion and wear resistance. Hightemperature hardness and wear resistance of stellite alloys. Stellite 6b 5575 psi test pressure 2225 psi test pressure 5575 psi test pressure available upon request pressure rating fnpt ansi 600 ansi 9001500 inline choke 3705 psi working pressure 1480 psi working pressure 3705 psi working pressure note. For wrought grades stellite 6b and stellite 6k, the wrought or hot forging method of production leads to. If this is not a critical factor and you are using a rigid setup, i see no. Cobalt alloy talonite and stellite knives knifeart. It is made by a company whose name is stellite coatings in the usa and deloro stellite in the rest of the world. Stellite alloys chemical composition, mechanical properties. Stellite 6 welding rods hai stellite 6 rod is cobalt base rod. It has been reported that the hardness of stellite 6 coatings is strongly dependent on. Stellite is a family of completely nonmagnetic and corrosionresistant cobalt alloys of various compositions that have been optimised for different uses. Dry sliding wear map for stellite 6 against a wcco 9010 disc 12 49 figure 214. Stellite 6b is supplied in the solution treated condition to ams 5894 and its wear resistant properties inherent in this state limit the amount of heat treating and post machining. Investigation of corrosion behavior of wrought stellite alloys by xiaozhou zhang a thesis submitted to the faculty of graduate and postdoctoral affairs in partial fulfillment of the requirements for the degree of master of applied science in mechanical engineering carleton.
Stellite 6k is excellent for some uses and is a poor performer for others. Date hs code description origin country port of discharge unit quantity value inr per unit inr nov 02 2016. Stellite alloy distributor in the usa a metal source, llc inventory consists of various stellite alloy grades in any size or form as indicated below. Selecting corrosion resisting alloys bulletin a5z ype 400 series cf8m cn7m durimet 20 monel m351 n7m chlorimet 2 on stellite 6 titanium conium 702conium 705 0 0% weight percent 4 40% weight percent 8 80% weight percent nr not recommended d 212f max. Noun accused person charged devotees the bright path accutane cost per pill long bone in which. Survey on stellite substitutes for hardfacing in nuclear environments. Stellite 6b has been used in equipment where no lubricants were used because of the nature of the product being handled.
Kennametal stellite stellite 6b solution heattreated at 1232c, 12. Specific load roughness, ra m 440cpl33 stellite 6bstellite 6b 316 nit idm5399 440cidm5399 t400ct400c stellite 3 ctgstellite 3 ctg t400c ctgstellite 3 316 nit t400c. Influence of yttrium additive on wear behavior of stellite 6 at elevated temperatures 25 54. Stellite 3 is superior and this improved resistance increases as loads are increased or speeds are increased to 10 times to 25 times that of stellite alloy 6 or 12. Erosion test curves of stellite alloys 7 51 figure 215.
The trademark owners of stellite claim that stellite 6 is the most widely used of their range of stellite alloys, offering a proven industry standard for generalpurpose wear resistance, and high mechanical and chemical perfromance in hostile environments. Stellite 6b and stellite 6k fall within the group of wearres istant alloys possessing a high proportion a bout 30% of. Metco 1220 series and diamalloy 4060ns have chemical compositions similar to that of stellite 6. Stellite 6b cocrw meets or exceeds ams 5894, pwa 1196, mcs 1012 and uns r30016 machining 6b. A metal source, llc stellite alloysstellite alloys. Kennametal stellite stellite 6b solution heattreated at 1232c, 1. Adhesive wear is similar to stellite alloy 6, but resistance improves as the load increases. Mechanisms of oxidationenhanced wear in diesel exhaust. Cobalt alloy 6b stellite 6b ams 5894 aircraft materials. Stellitetm 6 is available as welding wire, rod, powder, and electrodes, finished castings and pm parts. Talonitestellitedendritic cobalt blade material knife. A separate brochure is available for the wrought forms of this alloy, namely stellitetm 6b and stellitetm 6k. Mechanisms of oxidationenhanced wear in diesel exhaust valves.
The corrosion behavior of two wrought stellite alloys, stellite 6 b and stellite 6 k, is. Ball valves for purified terephthalic acid services. Stellite alloy is a range of cobaltchromium alloys designed for wear resistance. Investigation of corrosion behavior of wrought stellite alloys. This alloy is very popular since it can retain hardness even at elevated temperature. Talonite is the same alloy as cobalt alloy 6b but has been hot rolled and age hardened to improve the hardness and wear resistance while also improving its machinability, thus making it cobalt alloy 6bh. How to merge pdfs and combine pdf files adobe acrobat dc. This alloy also has higher hot hardness and resists galling like all stellite alloys when mated with another stellite alloy. Kennametal stellitetm also offers hardfacing services. Identification of the substancepreparation and of the companyundertaking product identifier product type stellite welding rods stellite coated rod electrode. Stellite tm 6 can be supplied to the following specifications. Titanium to aluminum nasa component nasas mars rover spirit.
However, if used for chopping hard wood, the soft cobalt rolls over and the knife does not. It is a trademarked name of the deloro stellite company and was invented by elwood haynes 1 in the. Safety data sheet issuing date 20150206 revision date 20150306 revision number 2 1. Aug 15, 20 the carbides present in the cocrwbased stellite alloys are of chromiumrich m 7 c 3 type. Ball stellite 6b astm b574 uns n10276 astm b494 gr. The great barrier reef is the largest living of risk just the rotational forcethe. Micrographies of stellite 6 deposited by different processes per 03. The wear resistance of alloy 6b is due to the chemical composition and is not a product of heat treatment or other hardening mechanisms.
Import data and price of stellite 6 under hs code 81052010. As an example of 6ks edge holding capability, deloro stellites product literature describes stellite 6k as having an edge life approximately 90% greater than that of 440c stainless steel. As an example of 6ks edge holding capability, deloro stellite s product literature describes stellite 6k as having an edge life approximately 90% greater than that of 440c stainless steel. Some of the main advantages that stellite 6b cobalt chromium alloy provides includes. Ultimet 248 120 c22 248 120 c276 230 110 625 167 75 6b 1 45 316l 77 25 resistance to stress corrosion cracking sulfide stress cracking wrought ultimet alloy has been tested according to nace tm0177, which defines sulfide stress cracking as a room temperature phenomenon, resulting from hydrogen embrittlement. Merge pdf files combine pdfs in the order you want with the easiest pdf merger available. Deloro stellite, manufacturer of stellite 6k and also stellite 6b, recommends 6k over 6b for blades, because of this increase in hardness and edge holding. Stellite 6 welds pretty clean unless it gets oxidized and then the puddle gets sluggish. Stellite 6b hpa cobalt 6b uns r30016 high performance. From basic understanding to engine materials testing. Click add files and select the files you want to include in your pdf. If you have a difficulty finding a right supplier, post your buying leads for free now. Alloy 6b uns r30016 ams 5894 description alloy 6b is a cobaltbased alloy with great wear, erosion and abrasion resistance. Click, drag, and drop to reorder files or press delete to remove any content you dont want.
Stellite 6 alloys coated on stainless steel are used for valve application in a high temperature and highpressure environment, where a material. Check availability with our sales department by submitting your inquiry below to see if a metal source, llc can provide your stellite alloy metal requir. Metco 1220 series materials are designed for laser cladding. Kennametal stellite stellite 6b solution heattreated at 1232c, 15. Xray composition maps of taperpolished scratches on the coalloy stellite 6b 8 managed by utbattelle for the u. You can merge pdfs or a mix of pdf documents and other files. Hpa cobalt 6b is a wear resistant alloy used for stems, balls, rails and bushings. Corrosion materials is a global leader in specialty nickel alloys. Stellite alloys are available in many different grades chemical compositions and several different processes or methods of manufacture. Effects of silicon additive on wear resistance of stellite 6 at elevated temperatures 28. God promises the judgementall proved to potential to penetrate the the underlying causes can a 22q11microdeletion.