Distributor of rebar including stainless steel rebar. To prevent the eventual catastrophic failure of the structure, expensive and intensive refurbishment becomes vital, usually highly-disruptive in cities and major roads. This specification is applicable to a wide range of stainless steel alloys, including 304 (UNS S30400), 316LN (UNS 31653), 2205 Duplex (UNS 31803), and XM- 28/N32 (UNS 24100). MRI chambers). Products are pre-alloyed, gas atomized, consolidated, and loose metal powders. What is the tolerance for compression test results of concrete, according to the standards? Products include beams, tubing, pipes, C-channels, flat bars, plates, rebar, nuts, bolts, bar joists, decking, embeds, lentils, fencing, gates, railing and stairs. Foreground: remains of a pier built with carbon steel reinforcement around 20 years later. This led to significant deterioration to the concrete, necessitating major rehabilitation work. Rebars are available in epoxy coated, galvanized and stainless steel forms. Austenitic-Ferritic or Duplex Stainless Steel, Composition of Stainless Steel Reinforcing Bars, Functions of Ingredients of Stainless Steel Bars, Properties of Stainless Steel Reinforcing Bars, Advantages of Stainless Steel Reinforcing Bars, Plastering Concrete Surfaces Methods and Procedure, Types of Foundation for Buildings and their Uses [PDF], Compressive Strength of Concrete -Cube Test [PDF], Procedure, Results, 16 Types of Heavy Equipment Used in Construction, Methods of Rainwater Harvesting [PDF]: Components, Transport, and Storage, Calculate Quantities of Materials for Concrete -Cement, Sand, Aggregates, 15 Factors Affecting the Selection of Construction Materials, Factors Affecting Construction Cost of a Project. Metal processing capabilities include fabrication, forming, shearing, shape cutting, saw cutting, rolling, welding, waterjet cutting, & painting. Reduced life cycle cost for concrete structures. Available in 304, 304L, 316, 316L, 321, 321H, 310, 904L and 17-4PH grade alloys. Selective substitution with stainless steel rebar would have greatly reduced future maintenance costs and would have extended the service life of the bridge to 75-100 years. Three of the four alloys discussed may be considered for those rebar applications where controlled magnetic permeability is most important. roof deck steel decking sheet construction sizes floor modern fabrication roofdeck Of paramount concern here is the need for high strength to preserve the structural integrity of any bridge subject to a seismic disturbance, and the safety of motorists using it. Older applications usually used Type 304 stainless steel reinforcement. 2009-2021 The Constructor. Capabilities include saw cutting, shearing, deburring & cutting-to-length. thick up to 12 ft. long available. Stay up to date on industry news and trends, product announcements and the latest innovations. Bars meet ASTM A-36, M1020 & ASTM A-588 standards. (10 mm) to 1.375" (35 mm). Steel types such as structural, tool, spring, nitriding, plastic mold, case hardening and bearing are available. to 2.26 in., area ranging from 0.05 to 4, tensile strengths ranging from 70,000 lbs. An overview of the advantages we provide to our customers in this specialized rebar market segment are numerous : To speak to our staff about a supply of stainless steel rebar, Contact us. As the rust produced has a greater volume than the steel, it causes the concrete to crack which in turn allows more salt-laden water to penetrate faster and deeper into the concrete structure. Fig 2: Stainless Steel Reinforcement Mesh, Table 1: Classification of Austenitic Steel according to International Standards, Fig 3: Stainless Steel Bars of Different Sizes, Table 2: Classification of Duplex Steel according to International Standards, Table 3: Composition of Stainless Steel Types, Fig 4: Stainless Steel Reinforcement for Foundation, Table 4: Comparisonof Properties of Austenitic and Duplex Stainless Steels, Fig 5: Belt Parkway Bridge, NY, Constructed using SS Rebar. BS 6744 covers nominal rebar sizes from 6 mm to 50 mm. What are Stainless Steel Reinforcing bars? Stainless Steel Reinforcement bar - European version, Stainless Steel Reinforcement bar - North American version, ALL RIGHTS RESERVED 2022 Nickel Institute. Click here for Get expert advice directly to your inbox. Oregon Department of Transportation (ODOT), which has chosen to use 2205 duplex stainless from Carpenter Technology Corporations Talley Metals subsidiary in Hartsville, S.C., expects the new bridge to provide maintenance-free service for an amazing 120 years. A large number of bridges have been built or rehabilitated using stainless steel rebar in several countries, including the USA, Canada, the UK, Ireland, Switzerland, Denmark, United Arab Emirates, Bahrain and Hong Kong. The Progreso Pier on the Yucatan Peninsula in Mexico is an outstanding example of the long service that stainless steel rebar can deliver. instructions to enable JavaScript in your web browser, Surface Transportation 5-Year Reauthorization, Water Resources Development Act (WRDA) Reauthorization, Automatic Coil Bender Safe Work Procedure, Trailer Fall Protection General Safety Awareness, Hydraulic Shear Safe Operating Procedure, Detailer Training Program (Fabricator Member), Technical Note (ETN-M-2): Frequently Asked Questions About Stainless Steel Reinforcing Bars. Presentation: The Durability and Service Life Benefits of Stainless Steel Rebar, by Richard B. Huza, P.Eng. catalytic Copyright 2021 Salit Specialty Rebar. The mechanical properties required by ASTM A955 are presented in Table 2: TABLE 2: MECHANICAL PROPERTIES REQUIRED BY ASTM A955. ASTM A955 requires that the surface of the bars be free from detrimental imperfections, seams, surface irregularities, and the like are acceptable so long as tensile and bending requirements are met. Products include rebars, scraps, ferro alloys, HR coils, dried or exotic fruits, nuts, OEM products, coveralls, surgical face masks and surgical gown. Extra high strength was required of the stainless rebar to facilitate design of the new bridge, and to deal with the potentially devastating seismic activity in this area. Canbar provides fast, efficient and accurate steel fabrication for residential, commercial & government clients. For some bridges, the extra cost has been found to add between 1 percent and 3 percent to the total project cost. It therefore may be a candidate for rebar applications close to sensitive electronic devices and MRI machines, so long as its mechanical properties and corrosion resistance are also suitable. Mill form products such as bar, billet, wire, plate, strip, and sheet are also available. RoHS, REACH and LEEDS compliant. steel prices rebar coil iron ore chart tsi fines further finished break trends away rolled metal hrc source stainless Carpenter Technology, a major supplier, melts and manufactures stainless steel rebar in all grades and sizes entirely in the U.S. A coastal replacement bridge currently under construction at North Bend, Ore., graphically demonstrates the benefits of using 2205 stainless steel rebar instead of carbon steel rebar for critical structural elements in a harsh marine environment. 1 for their nominal chemical compositions. Sleeves also must be used to protect unions of dissimilar metals to prevent galvanic corrosion. Similar to cladding, the smallest spot that does not adhere or that suffers surface damage will expose the base metal to corrosion attack. Since the defect usually cannot be seen or found in the concrete, the bar can seriously deteriorate, shortening the life of the structure in which it is used. There have been several articles on the Progreso Pier. thick, up to 20 ft. long & 3/4 in. Carbon steel rebar was used in the rehabilitation and it was hoped that another 20+ years of maintenance-free service could be expected as a result. Edged bar of 1/8 - 5/8 in. Types include epoxy coated, black, and fabricated rebar. Because it is stainless, the corrosion resistance is proven to be orders of magnitude better than the next best rebar product, such as coated bars or uncoated facsimiles. These values represent the highest of the three strength levels listed by ASTM A955. Capabilities include milling, horizontal and vertical machining, hole drilling and saw cutting. By working with SSR, the Owners representative can take advantage of our Teams 18 year history in this business. We are one of the largest and most experienced suppliers of fabricated stainless steel rebar with over 18 years of operational activity in this field. Secondary and finishing services include painting, sand blasting, grinding, design, installation, and delivery services. Strength levels, in fact, can be tailored to bar size by modifying hot rolling parameters. This document is intended to provide guidance to design professionals, field personnel and state DOTs regarding the use of stainless steel reinforcing bars and stems from the many inquiries that we receive with questions on the topic. Connect and transact with thousands of top North American companies today SSR fabricates and ships stainless steel rebar to customers across North America. ASTM specification A955 covering deformed and plain stainless steel bars for concrete reinforcement lists the standard property requirements. In addition to the initial construction cost, a life cycle analysis takes into account future maintenance and rehabilitation/replacement costs. CarpenterTechnology.com doesnt support this browser version any longer. Stainless Type 316LN is a nitrogen-strengthened version of stainlessType 316L. The diagram on the right illustrates the life cycle cost approach. Lost your password? Products such as fittings, angles, balusters, banjoists, box tubes, cable rails, catwalks, channels, columns, decking, finials, flat bars, flitch beams & flitch plates can also be fabricated. The selective use of stainless steel rebar will greatly reduce maintenance costs and postpone the need for any major rehabilitation or replacement of the structure. Stainless steel reinforcing bars can be used where extreme corrosion resistance is necessary or where non-magnetic characteristics are needed (e.g. The privacy policy of Google Analytics can be found here. Without a perfect cladding, carbon steel will be exposed. Meets ANSI standards. Where a structure needs to withstand a corrosive environment, stainless steel rebar can replace carbon steel rebar in locations where corrosive agents may penetrate through the concrete cover. For full functionality of this site it is necessary to enable JavaScript. As they have provided virtually trouble-free service, the exact construction dates and details of several of these structures have now become difficult to determine. Services include saw cutting, flame cutting, shearing, drilling, rolling, cambering, tee splitting & punching. Specifications of hot rolled round bars include sizes ranging from 1/4 in. 3 (10 mm) to No. hbspt.cta._relativeUrls=true;hbspt.cta.load(7407324, 'd267cf9b-a5fc-4000-9a41-856956a927cd', {"useNewLoader":"true","region":"na1"}); We are a global leader in high-performance specialty alloy-based materials and process solutions for critical applications in the aerospace, transportation, defense, energy, industrial, medical, and consumer electronics markets. Features include corrosion, wear, and temperature resistance; heat treatability; and grindability. A much larger volume of uncoated carbon steel rebar is being used in the new bridge for substructure elements where corrosion is less of a problem. The problems associated with cladding and coating have caused many materials specifiers to re-think the merits and cost efficiency of stainless steel rebar, particularly for use in severe corrosive environments. Find materials, components, equipment, MRO supplies and more. Custom metal fabrication, cutting, beveling, drilling, tapping, rolling, forming, surface finishing and consulting services are available. hbspt.cta._relativeUrls=true;hbspt.cta.load(7407324, '563c1169-51c9-4064-8caa-3c0ae8ae28fa', {"useNewLoader":"true","region":"na1"}); As our top value, we're proud to create a culture of safety in everything we do. Designers or materials specifiers who want a stainless steel with low permeability should specify that the material be checked in accordance with ASTM test method A 342. When one or more lanes of a bridge, overpass or elevated roadway are closed for repairs, which may take months to complete, traffic congestion and chaos result. This operation is performed either by the bar fabricator or at the construction site, where work is labor intensive. If you are an owner, operator, designer or specifier of concrete structures subjected to the deterioration impacts of corroding rebar due to chloride attack. Products such as angles, bar stock, channels, elbows, hexes, fittings, flats, half rounds, sheets, structural shapes, valves, tee's, threaded rods, tubing, polished ornamental tubing, rounds, squares, rectangles, welded & seamless tubing & structural tubing are also available. Salit Steel is made up of an integrated network of companies that deliver steel solutions in North America. Thomas uses cookies to ensure that we give you the best experience on our website. Distributor of stainless steel rebar. & 20 ft. of stock lengths. Stainless steel bars are most frequently used where the conditions are unusually corrosive, where extended service life is necessary or where the cost due to a disruption in service is high. Also offers the development of specialty products and custom solutions. The ASTM specification for solid stainless steel reinforcing bars is ASTM A955/ A955M, Standard Specification for Deformed and Plain Stainless Steel Bars for Concrete Reinforcement. Distributor of rebar made from stainless steel. It also has superior resistance to chloride stress corrosion cracking because of its duplex microstructure. The text was originally prepared for a 2021 French Civil Engineering Society conference and translated into English afterwards. The highest strength level can be reached in all standard bar diameters from No. hbspt.cta._relativeUrls=true;hbspt.cta.load(7407324, '77d9fa95-966b-4eda-a305-fb85dce369ac', {"useNewLoader":"true","region":"na1"}); Access detailed information about specific products, applications, processes, and innovations transforming what's possible. These are2205 stainless(S31803), stainlessType 316LN(S31653),18Cr-3Ni-12Mnstainless (S24000) and stainlessType 304LN(S30453). Sizes are available from #3 to #10. Nickel-containing stainless steel reinforcement (rebar) is increasingly used to ensure that the infrastructure such as bridges, flyovers (overpasses) or tunnels are able to pass the test of time, even in the harshest of environments. ranging from 1/4 in. stainless steel bar reinforcing bridge french containing mo using molybdenum Coils are available in sizes ranging from 6 mm to 16 mm and bars from 6 mm to 32 mm. Find the right material for your project. A number after X represents the 100 times the carbon content. These alloys include Type 316LN, Alloy 2205 and Alloy 2304 (the latest grade to be introduced). With a higher strength stainless alloy like 2205 stainless, ODOT is also enjoying an economic advantage of less stainless rebar weight than would have been required using an alloy of less strength. Possible applications for corrosion resistant stainless rebar could include a host of marine structures such as bridge decks, sidewalks, ramps, parapets, pilings, barriers, retaining walls, anchoring systems, parking garages, sea walls, columns, piers, jetties and moorings. Given its exceptional corrosion resistance, there are significant benefits that flow back to the Owner by specifying stainless steel : More information on the properties, benefits, availability and features relating to stainless steel rebar can be found in the section Why Use Stainless. Log in to TheConstructor to ask questions, answer peoples questions, write articles & connect with other people. Learn more about recommended browser requirements for CarpenterTechnology.com. Although ASTM designation A 276 lists a good number of stainless alloys that are suitable for use in concrete reinforcement, any one of four major stainless steels can be considered for most applications. In general, the corrosion resistance of stainless Type 316LN is similar to that of stainless Type 316L. You can withdraw your consent for the use of cookies at any time on our Privacy Policypage. Capable of withstanding shipping, handling, bending. We are a qualified fabricator certified in the processing of this specialized rebar and North Americas leading supplier and fabricator. Also offers custom steel fabrication. Privacy Statement and hbspt.cta._relativeUrls=true;hbspt.cta.load(7407324, '7cc2f07a-858e-481d-b06e-cf4ec6517c0d', {"useNewLoader":"true","region":"na1"}); Look to the sharpest minds in the industry to learn more about the developments shaping the future of products and manufacturing. Terms and Conditions, Capabilities include anchors and ties for masonry, rebar chairs and supports, and acoustical ceiling products. We can help you. Distributor of stainless steel rebar. The rebar had to have superior corrosion resistance to withstand the attack of salt-laden air and fog from the Pacific Ocean, and the chloride-containing moisture that used to initiate corrosion underneath the structures. Table 3 sets a few of the bridge projects using stainless steel rebar: In regions where salt is used to de-ice the roads in winter, vehicles bring the salt into parking garages on their tyres and bodywork. Distributor of rebar such as stainless steel rebar & steel rebar. Asphalt, ready mix concrete, concrete blocks, aggregates, rebar and building materials are available. The seismic retrofit of bridges, it should be noted, is one of six major categories earmarked for funding by the Federal Highway Administration (FHWA). 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Flat, round, square and hex bars are available. By using this site, you agree to our, Connect and transact with thousands of top North American companies today, Pressure Equipment Directive (2014/68/EU), AZCO Steel Company, A Division of Bushwick Metals LLC. Of the four rebar grades discussed, 2205 stainless offers the best overall corrosion resistance. Compared with conventional stainless steels like Type 304 and Type 316, 2205 stainless has superior chloride pitting and crevice corrosion resistance due to higher chromium, molybdenum and nitrogen content. Increasingly, the higher up-front costs of solid, spiral ribbed stainless steel rebar can be justified when compared with the initial costs, lifetime maintenance costs, replacement costs and operating costs incurred when using carbon steel rebar, with and without cladding or coating. Join now! This unique combination of mechanical properties makes all four stainless steels candidates for construction projects in areas of active seismicity. Find and evaluate OEMs, Custom Manufacturers, Service Companies and Distributors. When disruption costs are added to the maintenance costs, the benefits of using stainless steel rebar become increasingly compelling. Thomas Regional are part of Thomasnet.com. Distributor of steel products including beams, angles, channels, bars, sheets, plates, tubing & pipes, expanded metal & gratings, joists & deck, & specialty products such as highway guard rail & landscape edging. Copyright 2022 CRS Holdings, LLC. 10+ million models from leading OEMs, compatible with all major CAD software systems. Today, Alloy 2304 is readily available as well as cost effective, offering an excellent combination of corrosion resistance and strength suitable for many bridge applications. Suitable for thermal surfacing, overlay and hard facing, metal injection molding, near net shape hot consolidation, and brazing process applications. Country 2022 CRSI | Sitemap | Privacy Policy | Design/Hosted InteractiveTwist, Click here for Recent inspections by the Michigan Department of Transport found the bridge to be in excellent condition. 407, north of Toronto, Ontario, Woodrow Wilson Bridge, Virginia - Maryland, S. Saskatchewan River Br., Medecine Hat, Alberta, Steinhauser Bridge, Hwy 63, Ft. McMurray, Alberta, STAINLESS STEEL REINFORCEMENT: THE ROLE OF NICKEL, Welded wire mesh (produced to ASTM A1022). The percentage of bar lost to overlap is smaller in a long bar than that lost in shorter bar lengths. Essentially, stainless steel rebar provides a significant increase in concrete structure durability. Thomas Register and Austenitic-Ferritic or Duplex Stainless Steel. This grade also offers useful resistance to road salt environments and the chlorides in concrete. Stainless steel rebar, offering a good combination of high strength, toughness, ductility and fatigue resistance, along with corrosion resistance, has been used for construction of bridges and other structures in areas of high seismicity. Copyright 2022 Thomas Publishing Company. Duplex alloys (2205 and 2304) are magnetic. Type 316LN), Military facilities, data storage facilities (non-magnetic rebar), Historical structures (strengthened and repaired using stainless steel rebar). Chloride attack of steel rebar due to man-induced sources such as road salt or chemical processing, or natural causes such as marine spray, results in a severe deterioration or spalling of concrete structures. Available in homogenous, fine, and clean microstructure. Manufacturer & custom manufacturer of stainless steel rebar. Products include carbon steel products, high strength low alloy steel products & stainless steel products. Distributor of industrial metal components including stainless steel rebar. Same day shipping available. It can be considered for rebar applications where corrosion resistance approaching stainless Type 304 is adequate, but where the strength or magnetic permeability of stainless Type 304 is unsuitable. Stainless steel rebar can be supplied in non-magnetic condition - essential for certain military, medical and laboratory applications. Liquefied epoxy coatings, applied to carbon steel rebar by dipping or spraying, have lasted up to 20 years in mild corrosive environments. As our infrastructure ages, concrete deterioration has become one of the most costly and widespread problems. Additional metal processing services include plasma, flame, and saw cutting, as well as plate shearing services. If stainless steel rebar has been specified on a project and you need a qualified fabricator who is experienced and certified in the fabrication of this unique product. That is 2.5 times the service life of the bridge it is replacing! It can be considered for use in severe coastal marine environments. The total cost of a new bridge with selective use of stainless steel is typically only a couple percent more than one with all carbon steel rebar. Stainless steel rebar greatly alleviates this problem. Along with such high strength, the rebar also had to provide good ductility (25 percent elongation) so it could be effectively fabricated. Ardel Steel is a full-service rebar fabrication plant & steel distributor with rebar installation services. However, Carpenter can achieve a yield strength of 75 ksi (518 MPa) or higher for all four alloys to be considered, and a tensile strength of 100 ksi minimum (690 MPa). Our specialty alloys are designed for superior performance in mission critical applications. A guide to understanding battery specifications, Total Cost of Ownership (TCO) for Electric Vehicles (EV) vs Internal Combustion Engine Vehicles (ICE), Mechanical properties of copper-nickel alloys, Corrosion resistance of copper-nickel alloys, Stainless steel reinforcement: the role of nickel, Stainless steel in structural applications: the role of nickel, Nickel and nickel allergic contact dermatitis, Bridge on Hwy. A life cycle cost analysis also clearly demonstrated the cost-effective performance of the stainless steel rebar.