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The 347 Stainless type is ideal for many high-temperature aeronautical applications, including aircraft component manufacturing such as aircraft collector rings and exhaust stacks. Other applications where 347 Stainless Steel is chosen are boilers, exhaust manifolds, jet engine parts, mufflers for large engines and other various welded parts.
Get PriceBetween 68℉ and 1,832℉ the coefficient of thermal expansion of 347 and 347H stainless steel plate is 11.4 min/in. The thermal conductivity of these grades of stainless steel plate is 14.7 BTU/hr-ft between the temperatures of 68℉ and 932℉. The specific heat of these grades of stainless steel plate is 0.12 BTU/Ibm between 32℉ and 212℉.
Get PriceThe high temperature oxidation resistance of 347 is similar to that of 304 stainless steel. Useful to 1500°F. Often in many product forms, the grain size and carbon content can meet both the 347S and 347H requirements.
Get Price347 is an austenitic stainless steel that is melted as AOD melt type. This is a stabalized version of 304 stainless to help improve intergranular corrosion resistance. This alloy is similar to 321 stainless except it uses niobium to stabilize the carbon instead of titanium. This improved corrosion resistance allows this grade to be used in service at much higher temperatures close to 1500 o F.
Get PriceGeneral characteristics of Stainless Steel 348. Type 348 is a columbium/tantalum stabilized austenitic stainless steel. It has excellent resistance to intergranular corrosion. The alloy should be considered for applications requiring intermittent heating between 800/1650ºF (425/900ºC). Applications
Get Price347/347H Stainless Steel. Penn Stainless inventory now includes Alloy 347/347H (UNS S34700/S34709) in sheet, sheet coil, plate, round bar, processed flat bar and tubular products. Overview. ... Applications Alloy 347 is frequently used for the fabrication of equipment, which must be placed in service under severe corrosive conditions, and is ...
Get PriceType 347 is designed to have properties similar to type 304 stainless steel, which is the most common grade of austenitic stainless steel. The most notable difference is its ability to resist intergranular corrosion. This resistance to intergranular corrosion makes type 347 particularly well suited for welding applications.
Get PriceType 347 Stainless Steel Austenitic Stainless Steel with added Columbium. Type 347 stainless is an austenitic steel alloy with added Niobium/Columbium which acts as a stabiliser. This makes the alloy suitable for service in aqueous and low temperature environments as the alloy has good resistance to intergranular attack.
Get PriceMoreover, the inclusion of columbium allows 347 pipes to have excellent corrosion resistance, even superior to that of 321 stainless steel pipes. However, 347H steel is the higher carbon composition substitute of stainless steel pipe grade 347. Therefore, 347H steel tubes offer improved high temperature and creep properties.
Get Price347 Stainless Steel Supplier. Stainless Shapes is a proud 347 Stainless Steel supplier. Type 347 stainless steel has slightly improved corrosion resistance over type 321 stainless steel in strongly oxidizing environments. Type 347 is stabilized with columbium; it is preferable for aqueous and low-temperature environments due to its good resistance to intergranular attack.
Get PriceAlloy 347 is generally used where corrosive conditions are severe, such as aircraft exhaust stacks, manifolds and ring collectors. Type 347 is also used for heavy welded assemblies which cannot be annealed after welding or where the operating conditions cause exposure within the temperature range between 426.67° to 815.55°F.
Get PriceWe offer 347 stainless steel tubing which is similar to type 321.. Although 347 high temperature SS tubes are similar to 321 in many ways, the addition of tantalum and columbium (niobium) reduces intergranular corrosion at high temperatures. 347 stainless steel tubing is often used in applications requiring repeated heating in the range of 800 - 1650 F (427-899 C) such as expansion joints ...
Get Price347 Alloy Description. Alloy 347 is a stabilized stainless steel similar to type 304 with an addition of Columbium and Tantalum. Columbium stabilizes this alloy making it immune to chromium carbide precipitation. Alloy 347 is recommended for welded applications that can not tolerate a post anneal. The alloy can operate between 800-1600°F ...
Get PriceAlloy 347 does not perform well in chloride solutions, even in small concentrations, or in sulfuric acid. Fabrication Data Alloy 347 can be easily welded and processed by standard shop fabrication practices. Machining The cold work hardening rate of 321 makes it less machinable than 410 stainless steel…
Get Price347 and 347H stainless steel is common in the petroleum refining industries. Alloy 347 and 347H stainless steel is used to make radiant superheaters, boiler tubes, high pressure steam pipe, and general refinery piping. They are also used for heavy-duty exhaust systems and manifolds.
Get Price347/347H Stainless Steel. AMS5646. Type 347 is a non-heat treatable, austenitic, electric furnace processed grade of stainless steel very similar in composition to Type 321. The major difference between Type 321 and Type 347 is that rather than having an addition of titanium, Type 347 has columbium added to it.
Get PriceIntroduction. Overview. 347 is an austenitic stainless steel containing niobium. In terms of chemical composition, 347 can be seen as 304 stainless steel with the addition of niobium. Niobium is a kind of rare earth element, which performance is similar to titanium.
Get PriceSince our inception, Elgin Fastener Group has met every challenge of providing Quality, Timely, Cost-effective solutions for specialty fastener applications. Every product is built to your specifications, using your prints if necessary. Below are the technical specifications of the Stainless Steel 347 Bar Stock we have available to meet your needs.
Get PriceCorrosion Resistance. Alloy 347 stainless steel plate exhibits good general corrosion resistance that is comparable to 304. It was developed for use in the chromium carbide precipitation range of 800 – 1500°F (427 – 816°C) where un-stabilized alloys such as 304 are subject to intergranular attack.
Get PriceType 304 surgical stainless steel is austenitic steel containing 18-20% chromium and 8-10% nickel. TW Metals stocks 304, 304L, 316,316L, 321 , 347, 21-6-9 & 17-7 alloys in drawn Stainless tubing in tempers of, Annealed, 1/8 , 1/4 , Half Hard and Full hard.
Get PriceWe work with a variety of stainless steel grades, with one of our most popular being 304L. Type 304L stainless steel is a low-carbon version of the 304 steel alloy (this is where the “L” comes from!) – it has somewhat lower mechanical properties than the standard 304 type, but it’s widely used for specific applications due to its extreme versatility.
Get PriceIndustries & Applications. T-347 stainless steel wire cloth is principally used in applications where other stainless steel alloys (i.e. T-304L) are susceptible to intergranular corrosion (so the weld and the base metal are equally corrosive resistant). The primary applications are oil field & refinery, mining & quarrying, and aerospace.
Get PriceATI 321, ATI 347 and ATI 348 stainless steels are useful in applications where the unstabilized chromium-nickel steels, such as ATI 304 stainless steels, would be susceptible to intergranular corrosion. When the unstabilized chromium-nickel steels are held in or slowly cooled through the range of 800 to 1500°F (427 to 816°C),
Get PriceStainless Steel Alloy 347 Material Solutions Stainless 347 has low tantalum and cobalt and should be considered for nuclear applications. Stainless 321 is resistant to atmospheric corrosion, sterilizing solutions, many organic chemicals, and a wide variety of inorganic chemicals.
Get PriceAlloy 347 stainless steel is also advantageous for high temperature service because of its good mechanical properties. Alloy 347 stainless steel offers higher creep and stress rupture properties than Alloy 304 and, particularly, Alloy 304L, which might also be considered for exposures where sensitization and intergranular corrosion are concerns ...
Get PriceUNS S34700 EN-DIN 1.4550. Printable PDF 347 Stainless Steel Alloy Data Sheet 347 alloys are stabilized stainless steels which offer as their main advantage an excellent resistance to intergranular corrosion following exposure to temperatures in the chromium carbide precipitation range from 800 to 1500°F (427 to 816°C).
Get PriceStainless Steel Round Bar/Rod 347 is normally used in natural gas/petroleum/oil, aerospace, thermal, and industrial applications. 347 stainless steel maintains its strength and corrosion resistance even over the course of repeated heating and cooling. 347 round bar/rod stock is available in full size and custom cut lengths.
Get PriceApplications . Collector rings, airplane exhaust stacks, annealing box covers, jet engine parts.expansion joints, tubing, fasteners, flexible metal hose and bellows . Description . Type 347 is a stabilized austenitic stainless steel similar to type 304 with an addition of Columbium and Tantalum.
Get PriceAlloy 347 stainless steel is also advantageous for high temperature service because of its good mechanical properties. Alloy 347 stainless steel offers higher creep and stress rupture properties than Alloy 304 and, particularly, Alloy 304L, which might also be considered for exposures where sensitization and intergranular corrosion are concerns ...
Get PriceStainless Steel Round Bar/Rod 347 is normally used in natural gas/petroleum/oil, aerospace, thermal, and industrial applications. 347 stainless steel maintains its strength and corrosion resistance even over the course of repeated heating and cooling. 347 round bar/rod stock is available in full size and custom cut lengths.
Get PriceType 347H is a high carbon austenitic chromium stainless steel. Found in applications that demand high temperature resistance, other major design features include Similar resistance and corrosion protection as Alloy 304 Used for heavy welded equipment when annealing is not possible Good oxidation resistance, on par with most other austenitic stainless steels Higher carbon allows […]
Get PriceApplications . Collector rings, airplane exhaust stacks, annealing box covers, jet engine parts.expansion joints, tubing, fasteners, flexible metal hose and bellows . Description . Type 347 is a stabilized austenitic stainless steel similar to type 304 with an addition of Columbium and Tantalum.
Get PriceApplications 347 stainless steel is widely used in aircraft exhaust, collector rings, expansion joints and in high temperature chemical processing. 347 is resistant to atmospheric conditions and should be considered for applications requiring intermittent heating …
Get PriceStainless steels High strength steels Protection steels Steels for pressure vessels and pipes Wear resistant steels Clad plates Steels for cryogenic service Steel for offshore & mechanical engineering
Get PriceThe next level of defense is to use chemically stabilized grades of stainless steel like Types 321 and 347. For these stainless steels Ti (Type 321) or Cb (Type 347) is added. The intent is for titanium or columbium carbides to form leaving chromium in solution.
Get PriceIn strongly oxidizing environments 347 offers slightly better resistance to corrosion to 321. Depending on the form, plate, sheet or bar, the grain size and amount of carbon could possibly meet the 347H and 347S requirements. 347 stainless steel can be used in oil and gas, heater tubes, reactor equipment and many other applications.
Get Price347 SS Pressure Vessel. RAM regularly fabricates the following applications of Stainless Steel and custom process equipment Pre-Engineered OEM Designed Custom Parts / Systems made with Stainless Steel; Stainless Steel Reactors; Stainless Steel Columns Sections;
Get PriceApplications for Stainless Steel 347 Square Pipes include aerospace components, flat springs and retaining rings, among others. With the opportunity to manufacture complex parts and assemblies at the right price / quality balance, Stainless Steel 347 Rectangular Pipes is increasingly popular with industrial companies and general consumers. ...
Get PriceType 347 stainless steel filler metal is ideal for 347 and 321 base materials because it matches these stabilized grades. CF-8C is the cast equivalent of 347. Type 347 filler metal is also suitable most 308L filler metal applications.
Get PriceStainless Steel Sheet/Plate 347 is normally used in natural gas/petroleum/oil, aerospace, thermal, and industrial applications. 347 stainless steel maintains its strength and corrosion resistance even over the course of repeated heating and cooling. 347 sheet/plate stock is available in full size and custom cut lengths.. NEW! - We offer waterjet services for this product.
Get PriceType 347 Stainless Steel Chain Slings— For Corrosive or High Temperature Applications. Type 347 Stainless Steel Chain is the preferred lifting chain in some corrosive and elevated temperature environments where the effects of corrosion or extreme heat can have an effect on Grade 63, Grade 80 and Grade 100 chain.
Get PriceUnifit Metalloys Inc is one of the leading manufacturers and supplier of stainless steel 347/347H Nuts in India. Buy stainless steel 347H Heavy Hex Nuts, SS 347 Hexagon Nuts, SS 347H Machine Hex Nuts, stainless steel 347 Nut at best price for various industrial applications, Stainless Steel 347H Nuts with extensive size range, dimensions and Standard Specifications.
Get Price347 Stainless. UNS S34700. ... 0.030 S, 1.00 Si, 17.00/19.00 Cr, 9.00/13.00 Ni, 10 x C min. C + Ta, Bal. Fe Columbium-stabilized austenitic stainless steel which resists carbide precipitation during welding and intermittent heating to 800/1650°F (427/899°C). ... is a recognized leader in high-performance specialty alloy-based materials and ...
Get PriceStainless steel type 347 is part of a family of stainless steel alloys (301, 302Type 347 stainless steel has slightly improved corrosion resistance over type 321 stainless steel in strongly oxidizing environments., 303, 304, 316, 347).
Get PriceThe Global Leader in Specialty Metals 347/347H Stainless Steel The data and information in this printed matter are believed to be reliable. However, this material is not intended as a substitute for competent professional engineering assistance which is a requisite to any specific application.
Get PriceOct 23, 2001 · Grades 321 and 347 are the basic austenitic 18/8 steel (Grade 304) stabilized by Titanium (321) or Niobium (347) additions. These grades are used because they are not sensitive to intergranular corrosion after heating within the carbide precipitation range of 425-850 °C.
Get PriceMoreover, Hot Rolled Stainless Steel 347 Strips are manufactured by using hot rolled on billet or slab and quenched in water to form a strip shape. Our Cold Rolled Stainless Steel 347 Strips are produced according to Indian as well as International standards including ASTM, ANSI, AISI, ASME, BS, IS, DIN, JIS & many more. Furthermore, these strips possess high surface finish, ease in handling ...
Get PriceSTAINLESS STEEL TYPE 321 is a stabilized austenitic stainless steel similar to Type 304 but with a titanium addition of at least five times the carbon content. This titanium addition reduces or prevents carbide precipitation during welding and in 800 – 1500 °F (427 – 816 °C) service. It also improves the elevated temperature
Get PriceThe SS 347 grade is preferred choice in moderate temperature applications. The grade is the first choice among the pipe industries due to their excellent ductility and malleability. 347 grades is an austenitic nickel chromium SS that contains good quality of tantalum in it, which offers outstanding oxidation resistance and excellent durability ...
Get PriceIn the next section, you will learn about various 316 stainless steel properties that make the material ideal for harsh chemical and saline environments. Composition of 316 Stainless Steel. Grade 316 stainless steel belongs to a stainless steel family that also comprises of 304, 302, 347 and others. It falls under the umbrella of Austenitic ...
Get PriceType 302 (UNS S30200) Type 302 is an austenitic chromium-nickel stainless steel that is available in the annealed and cold worked conditions. Type 302 is a higher carbon, earlier version of Type 304 stainless steel, and many 302 applications have switched to Type 304 with the improvements in melting technology.
Get Price347 Alloy Description Alloy 347 is a stabilized stainless steel similar to type 304 with an addition of Columbium and Tantalum. Columbium stabilizes this alloy making it immune to chromium carbide precipitation. Alloy 347 is recommended for welded applications that can not tolerate a post anneal. The alloy can operate between 800-1600°F ...
Get PriceType 347 Stainless Steel Tubing. Alloy 347 seamless tubing has excellent resistance to intergranular corrosion following exposure to temperatures in the chromium carbide precipitation range from 800 to 1,500°F. It is stabilized by the addition of columbium and tantalum. It is also ideal for high temperature seamless stainless steel tubing due ...
Get PriceRusting is a term reserved for steel and iron corrosion, although many other metals form their oxides when corrosion occurs. It is identified that stabilized austenitic stainless steel such as 347 and 321 are widely used in components designed for high temperature applications like, nuclear reactors, boilers super heaters and chemical reactors ...
Get Price347 stainless steel is variant of the basic austenitic 18/8 Grade 304 with added Columbium – the introduction of Columbium stabilizes the steel and eliminates carbide precipitation which subsequently causes intergranular corrosion. The steel has excellent forming and welding qualities and excellent toughness even at cryogenic temperatures.
Get Price304 is the most common grade of austenitic stainless steel, while 304L is a variation with less carbon. 304 is used in many applications, including automotive, food handling, nuclear components, and shipping drums. 304L is beneficial for welding.
Get PriceThese grades perform well in the 425-900 °C range, and particularly where subsequent aqueous corrosive conditions are present. 347H Sheet has higher hot strength, and is particularly suitable for high temperature structural applications. Stainless Steel sheets and plates, also commonly known as Cold Rolled products, are available in the ...
Get PriceType 347 is a non-heat treatable, austenitic, electric furnace processed grade of stainless steel very similar in composition to Type 321. The major difference between Type 321 and Type 347 is that rather than having an addition of titanium, Type 347 has columbium added to it.
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