20.3.5), “it shall be permissible to substitute a metric size bar of Grade 280 for the corresponding inch-pound size bar of Grade 40, a metric size bar of Grade 420 for the corresponding inch-pound size bar of Grade 60, and a metric size bar of Grade 520 for the corresponding inch-pound size bar of Grade 75.” Nothing is said about substituting inch-pound size bars when the specification is metric. ACI 439.4R-09. www.crsi.org/Resources/misc/CRSI-Bar-Markings-Resolution-2011.pdf. A615/A615M-14: Standard Specification for Deformed and Plain Carbon-Steel Bars for Concrete Reinforcement. A706/A706M-14: Standard Specification for Deformed and Plain Low-Alloy for Concrete Reinforcement with 60,000 PSI Minimum Yield Strength. It is used in framework, braces, supports, trim, and shafts. To meet this requirement, in 1979 ASTM issued standard A 615M-79, which described a set of reinforcing bar sizes in whole number SI units. RIBBED DEFORMED BARS Thickness in mm. It is used in framework, braces, … EN 10080  Metric designations of reinforcing bar have the form “K” followed by the mass in kilograms of a 1-meter length of the bar. Hexagonal bar: measured across the flats (AF). Availability. Steel Square Bar. A431: Standard Specification for High-Strength Deformed Billet-Steel Bars for Withdrawn 1968. for Concrete Reinforcement with 60,000 PSI Minimum Yield Strength. Weight in Kg. 4 DIMENSIONS AND MASS Choose from our selection of metric steel bars, including low-carbon steel sheets and bars, low-carbon steel rods and discs, and more. Either “500” or 2 offset lines through at least 5 spaces. A1035/A1035M-14: Standard Specification for Deformed and Plain, Low-Carbon, Chromium, Steel Bars for Concrete Reinforcement. 1/4 in. This steel bar product has a smooth surface finish is machinable and displays … x 72 in. Alloy Square Bar. In April 1995, the Concrete Reinforcing Steel Institute and the Steel Manufacturers Association decided to mount a campaign to replace the initial hard metric sizes with soft. Once cut to size… Other sizes available on request. In the United States, the size designations of these (usually) mild steel bars used to reinforce concrete are set by ASTM International.¹ Distributors usually stock rebar in 20- and 60-foot lengths. For example, “K3” rebar weighs 3 kilograms per meter. 6061 Aluminum Square Bar 6061 Aluminum Square Bar is an extruded solid aluminum bar that is versatile, easy to work with, and has a wide range of applications. stream >> Withdrawn 1969. Steel Reinforcing Bars. Prior to 1917 dealers in new billet reinforcing bars carried a minimum of 15 sizes in two grades of steel. For availability of our standard Flat Bar sizes … So, for example, a number 5 bar would have the same mass per foot as a plain bar 5/8 inch in diameter. Sort by Displaying 1 - 25 of 320 results. Production Size … A16: Standard Specifications for Rail-Steel Bars for Concrete Reinforcement. Available Stainless Steel Square Bar … Mahavir Steel supplies a wide range of Mild Steel (MS) Square Bars. / m. Length in Meter / Ton. In the United States, the size designations of these (usually) mild steel bars used to reinforce concrete are set by ASTM International.¹ Distributors usually stock rebar in 20- and 60-foot lengths. A305: Minimum Requirements for the Deformations of Deformed Steel Bars for Concrete Reinforcement. A955/A955M-14: Standard Specification for Deformed and Plain Stainless-Steel Bars for Concrete Reinforcement. In stock and ready to ship. Three grades are defined, with metric equivalents: According to the standard (sec. For example, a bar with the metric designation “25”, formerly 25 millimeters in diameter, became 25.4 mm in diameter, the same as a size 8 (1-inch) bar. Since 1968 the deformation requirements have been incorporated into the basic standard. Steel bar is a bar of metal that is widely considered as one of the most important component in a construction. The dealers are convinced that a simplified list of sizes is desirable. %���� Various laws² require federally-funded projects to use materials with metric designations. << Steel bar is a bar of metal that is widely considered as one of the most important component in a construction. Flat bar:measured width x thickness. MS Bright Square Bars is available in sizes of 4mm to 80mm with make options of Rolling, Concast Billet and VSP Billet.These bright square bars find use in production of Pump Shafts, Valves, Machined Components, Thread Bars, Studs, Hinges, Handles and Machine Tools. 6 8 10 12 16 20 22 25 28 32 36 40 50 0.222 0.395 0.617 0.888 1.578 2.466 2.980 3.854 4.830 6.313 7.990 9.864 15.410 4510 2532 1621 1125 633 405 336 260 207 159 125 101 65 1) Torsteel or Twisted Bar ISS 1786 2) Tistrong Bar or Grip Bar … Cut to Size; Show. A408: Standard Specification for Special Large Size Deformed Billet-Steel Bars for Concrete Reinforcement. / m. Length in Meter / Ton. /MediaBox [0.0000 0.0000 595.0001 841.0000] Besides mild steel, rebar is also made in stainless steel (cost-effective, for example, for concrete bridges where salt is spread on winter ice) and other specialty alloys.Almost all bars are “deformed,” that is, a pattern is rolled onto them which helps the concrete get a grip on the bar. of State Schaumburg, IL: Concrete Reinforcing Steel Institute, 2008. Square Bar Grade 300 Plus. In a soft conversion to metric, the original dimensions are simply restated to the nearest number of SI units. Canada, of course, uses metric dimensions. InfraBuild Steel Centre supplies steel square bar in a wide range of sizes. Max. At some future time a recommendation covering this subject of grades will be presented for the consideration of a conference similar to the one under review. /TrimBox [0.0000 0.0000 595.0001 841.0000] If it proves practicable to fabricate reinforcing bars of a single grade of steel only, the inventory problem of distributors will be decidedly lightened. W = weight (kg/m) s = square bar side (mm) Weight in Kg. If the bar is grade 60 or 75, or metric 420 or 520, a mark indicating its grade. /Length 3048 10 0 obj Square Bar. Revised eight times before 1950, when it was made tentative. 3.1 Hot rolled round and square steel bars con- forming to this standard shall be designated by the letters ISRO and ISSQ respectively followed by the diameter in mm in the case of round bars and the side width in mm in the case of square bars ( see Tables 1 and 2 ). Metal Supplies are the No.1 provider of Square Bar products, in Grades 304, 316 and … >> A616: Standard Specification for Rail-Steel Deformed Bars for Concrete /ExtGState << /GS11 11 0 R >> The grade lines, of course, always run along the bar. It is easy to cut, weld, and machine. x 72 in. Grade marking is optional but “300” may be used. per 20' bar, pounds cross sectional area sq. MS Square Bars are used in cranes gantry, bullock carts axles, conveyors, truck trailers and tippers, bright bars, anchor bolts and many … Most of our square bar is supplied in 12’ random lengths but can be cut to size for orders. However, the metric markings continued to be an irritant on the job site. In that state it was revised five times, then republished in 1964. The A36 carbon steel square bar is found in many structural, manufacturing, fabrication and repair applications, but also in … /Filter [/FlateDecode ] 1968. In addition, 4145 alloy square bar can be … endobj The metric size is the same dimension expressed to the nearest millimeter. Omnibus Trade and Competitiveness Act of 1988 (Public Law 100-418, section 5164).Executive Order 12770, “Metric Usage in Federal Government Programs.”. It has superior hardening capability that responds well to heat treatment. Pocket Guide for Field Inspection of Rebar. Contact your local Metal Supermarkets store to confirm availability and pricing. 2. … 26. Withdrawn 1969. At that time it was the opinion of the conferees that “square” and “round” are merely inexact descriptive terms, and that the fundamentally important characteristic of steel reinforcing bars is the cross-sectional area. The steel bar varies from different shapes and sizes, these are angle bars, square bars, round bars and flat bars. We offer 4140 alloy steel square bar, as cold-drawn, annealed bar. SKU: N/A Category: Steel Bars. Manufactured in Australia from 300PLUS steel, InfraBuild Steel Centre' steel square bar exceeds the … Almost all bars are “deformed,” that is, a pattern is rolled onto them which helps the concrete get a grip on the bar. URL. Concrete Reinforcement with 75,000 PSI Minimum Yield Strength. Specifications require that the producer roll into the bar: The size designations up through size 8 are the number of eighths of an inch in the diameter of a plain round bar having the same weight per foot as the deformed bar. Reinforcing Steel Institute of Canada/Institut d'Acier d'Armature du Canada https://rebar.org/standards-practice-manual/. /Contents 10 0 R /Parent 2 0 R First published in 1911. 1. For instance, if you’re using 1/2” x 1- 1/2” labels, you’ll want to select this option before printing. A432: Standard Specification for Deformed Billet Steel Bars After one item had been added to the list originally submitted the simplified practice recommendation was unanimously accepted. Note: Imperial bar sizes give the diameter in units of 1/8 inch, so that #8 = 1 inch diameter. Stainless Steel Square Bar . Serves also as Standard M 31 of the American Assn. Original Draft, September 9, 1924. Either “400” or 1 offset line through at least 5 spaces. In addition we welcome enquiries for non-standard sizes, tolerances and/or grades - please note that these will be considered and offered subject to a minimum quantity by agreement. Schaumburg, IL: Concrete Reinforcing Steel Institute, 2009. Mild Steel Square Bar Generally available in 6.100 to 6.400 Metre lengths in Grade 43A, however in certain sizes other Grades such as 50B may also be available. The letter “W” between the blank space and the grade symbol. Some mills orient the markings vertically, as in the United States, and some horizontally. ACI Manual of Concrete Practice, Part 5—2010. Last revised: 20 June 2014. www.crsi.org/Resources/misc/CRSI-Bar-Markings-Resolution-2011.pdf. ACI Committee 439. Hot Dip Galvanised. /XObject << /Im12 12 0 R /Im13 13 0 R /Im14 14 0 R /Im15 15 0 R >> Item Size; 1018 Steel Square Bar - Cold Finished: 1/8" x 1/8" Select: 1018 Steel Square Bar - Cold Finished: 3/16" x 3/16" Select: 1018 Steel Square Bar - Cold Finished >> They are commonly used as plant stakes, tent pegs, dowel pins or axles. Weight of mild steel square bars can be calculated as. The grade mark for grade 420 is either a “4” or a single longitudinal grade line. The War Industries Board was instrumental in the first application of simplification to the reinforcing bar industry, just as it initiated similar practice in many other industries. Simplified Practice Recommendation No. • Square 12.7 x 12.7 x 1.6mm to 100 x 100 x 6mm • Rectangular 25.4 x 12.7 x 1.6mm to 150 x 50 x 3mm • Also available in SABS 1431 300 WA. Withdrawn 1968. For example, the area of #8 bar is (8/9)² = 0.79 square inches. Square bar … Issued by the Bureau of Standards. Besides mild steel, rebar is also made in stainless steel (cost-effective, for example, for concrete bridges where salt is spread on winter ice) and other specialty alloys. Specification of Square Bar Steel Simply to know about common specification of steel square bar. A61: Standard Specification for Deformed Rail Steel Bars United States Department of Commerce. MS Bright Square Bars is available in sizes of 4mm to 80mm with make options of Rolling, Concast Billet and VSP Billet.These bright square bars find use in production of Pump Shafts, Valves, Machined Components, Thread Bars… As a result, the metrically-sized bars became identical to the original inch-sized bars, except for the markings and a small difference in strength (the new metric standard calls for a stronger bar, see the table below). Size kg/m 10x10mm 0.81 12x12mm 1.16 16x16mm 2.06 20x20mm 3.22 25x25mm 5.03 32x32mm 8.24 40x40mm 12.87 50x50mm 19.60 inches perimeter inches * bar size designation= the number of eighths of an inch in nom. /Type /Page Withdrawn Back to Top. Steel Bars for Concrete Reinforcement. Other sizes may be available. The exact patterns are not specified, but the spacing, number and height of the bumps are. Reinforcement. The HR steel square bar manufacturing process involves rolling steel at a temperature above the steel’s recrystallization temperature, which is around 1700° F. Steel that is above the recrystallization temperature can be shaped and formed much more easily than colder steel, and the steel can start in much larger sizes. In stock and ready to ship. Description Reviews (0) Description. We cut all our steel products to size. Withdrawn 1999. 6061 Aluminum Square Bar, an extracted aluminum product, is used in fabrication projects when the qualities of light weight and corrosion resistance are required. Bar sizes larger … Cold drawn Turned and polished Coil cold rolled Bar cold rolled Round Hexagon Square Flat Round Flat Flat 3.17 4.76 3 9.52x3.17 10 6.35x1.59 25x5 63.5 73.02 50.8 152.4x76.2 260 20x5 100x7 3.5 or 6 3.5 3.5 3.5 3.5 or 6 3.5 3.5 Min. Dimensions 5 mm and 6 mm both for the round and square bars have been retained from the earlier version of the standard, as these are produced and used widely in the country. The present recommendation reduces the number of piles of stock from 96 to 33. Steel Square Bar and Billet. Metric Conversion Act of 1975. Size 9 has the same weight per foot and cross sectional area as a 1-inch square bar, size 10 as a 1 1/8-inch square bar, size 11 as a 1¼-inch square bar, size 14 as a 1½-inch square bar, and size 18 as a 2-inch square bar. If you are look for great quality Stainless Steel products then you have come to the right place. (covered grades 50 and 60). /Resources << SIZES and AVAILABILITY. Steel Square Bar is one of the hot rolled steel bars manufactured by Caparo Merchant Bar. The A36 carbon steel square bar is found in many structural, manufacturing, fabrication and repair applications, but also in ornamental ironwork and other aesthetic uses. 12 ’ random lengths but can be calculated as to heat treatment or metric or... Area of # 8 bar is supplied in 12 ’ random lengths but can be cut to size for.. Contact your local metal Supermarkets store to confirm availability and pricing 5 ” or 2 offset lines through at 5... Number of piles of stock from 96 to 33 Alloy square bar bars carried a Minimum 15. Of producing and stocking two different sets of nearly identical sizes proved onerous and some horizontally the dimensions. 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