It also features a continuous line system, with one line running along the length of the bar, which is offset a minimum of five spaces from the center. The 38m long steel astm grade 60 rebar cages, were fabricated in two sections on site. The most common steel rebar used in concrete products are manufactured in compliance with astm a615. Astm a615a615m standard specification for deformed and. A615 75 grade is a material grade and designation defined in astm a615 standard. Astm a615 historical revision information standard specification for deformed and plain carbonsteel bars for concrete reinforcement astm a615 1990 edition superseded see the following. Astm a615 a615m 20 standard specification for deformed. Astm a615a615m12 standard specification for deformed and. The variability of the chemical composition of steel reinforcing bars is evaluated and expressions are developed to represent the probability distribution functions for different chemical. Black rebar a706 rebar astm a706 rebar is a specification given to lowalloy reinforcing bars in either standard lengths or coiled configurations. It also features a continuous line system, with one line running along the length of the bar which is offset a minimum of five spaces from the center. Supplying concrete and masonry accessories, rebar, wire mesh, and waterproofing materials in the carolinas and georgia.
Active standard astm a615 a615m developed by subcommittee. The grade designates the yield strength of the material, i. Astm a1078 is the new standard specification for epoxycoated dowels, which specifies smooth a615 grade 60 bar stock. Steel rebar comes in 20 240 random lengths, or have it cuttolength. The university of minnesota has suspended inperson instruction and will offer online, or alternative, instruction through the end of summer semester 2020. Steel bars containing alloy additions, such as with the aisi and sae series of alloy steels, are permitted if the resulting product meets all the other requirements of this specification.
Deformed and plain billet steel bars for concrete reinforcing. P page 1 of 1 april 1, 2011 reinforcing bar, cold rolled, grade 60, plain the information below lists the required dimensional, chemical and physical characteristics of the products in this purchase order. Uncoated carbon steel reinforcing bars reinforcing steel bars produced to astm a615 a615m, a706a706m, or a996a996m specifications. It is most commonly used in lowstress and lessdemanding applications, and makes an economical choice in situations where a tremendous level of tensile strength is not necessarily needed. A706 rebar astm a706 grade reinforcing bar black rebar. A615 75 grade steel is higher in strength as compare to a615 60 steel. It is usually formed from carbon steel and is given ridges for better mechanical anchoring into the concrete. You can also choose from astm, aisi, and jis steel billet astm a615 grade 60 there are 8 suppliers who sells steel billet astm a615 grade 60 on, mainly located in asia. Gr 60, for gr 75 grade lines must be at least 5 deformation spaces long. Astm a615 a615 96a specifies bars of three minimum yield levels. The mmfx reinforcement tested, however, met the astm a615 grade 75 criteria for steel reinforcement. Grade 100 690 reinforcing bars have a ratio of specified tensile strength to specified yield strength of 1. Mechanical properties of astm a1035 high strength steel bar reinforcement december 19, 2008 page 3 table 1. January 1, 2020 certificate of compliance astm a615.
Astm a615 gr 40 gr60 deformed reinforcing steel bar, standard. Standard specifications reinforcing steel rebar markings astm. Meeting astm specifications, rebar grades are available varying in yield strength, bend. Rebar is used as a tension device in reinforced concrete and reinforced masonry structures to strengthen and hold the concrete in tension. Reinforcing bars manufactured to meet astm a 615, a 706 and are subject to availability. For the calculation of the values of the yield point and the tensile strength, the nominal areas will be used as it is indicated in norm astm a615 96a, grade 60. A parametric study on tiltup wall panels was conducted to determine if use of astm a615 grade 80 reinforcement is more economical than astm a615 grade 60 reinforcement in solid, slender. Material for reinforcement will be astm a615 grade 60 steel. Bars meeting astm a706a706m are available in yield strength grades of 60 and 80 420 and 550. For ductility properties elongation and bending, test provisions of the nearest smaller nominal diameter deformed bar size shall apply.
Pdf a comparison of astm a615 grade 60 and grade 80. This standard is issued under the fixed designation a 615a 615m. Grade 60 rebar offers a minimum yield strength of 60,000 pounds per square inch, or 420 megapascals on the metric grading scale. Astm a706 published for rebars with improved weldability. As the use of grade 80 rebar does not comply to condition b of section 25. An astm a615 grade 60 number 10 rebar with a gauge length of 8 inches wassubjected to tension to fracture according to astm e8 method. Rebar is most commonly used as reinforcement in concrete projects and cmu concrete masonry unit building. The size of the foundation is to scale but it was an approximate size calculated based on the highest load any column will support. Materials considered under this specification are available in grades 40 280, 60 420, and 75 520.
Grade 60 reinforcing bar williams form engineering corp. Feb 23, 2016 astm a615 covers deformed and plain carbon steel bars for this specificationcovers bars and coils in four grades, grade 40, grade 60, grade 75, and grade if weldable rebar is required, rebar per astm a706 should be. Its strength and performance characteristics are grade dependent, and a615 rebar is available in a full range of standard sizes, including. A comparison of astm a615 grade 60 and grade 80 reinforcing bars in tiltup panels status message covid19 update.
It helps absorb stress and weight, and facilitates the more even distribution of the tension caused by the expansion and contraction of concrete when it is exposed to heat and cold, respectively. See the chemical composition and physical properties of astm a615 grade 420 designation no. This allows the rebar to be used as fasteners in embedded dowels, for resin anchoring and grout bonded anchors, concrete joint splices or. Astm a615 states that welding of a615 steel should be approached with caution since no specific. The steel reinforcement was grade 60 deformed rebar astm a615 with diameter 0. Mixing a706 and a615 rebar slickdeals structural 24 dec 11.
The load anddeformation data were as shown in table p3. Steel strength astm a615 grade 60 rebar plain or epoxy coated yield fy x tensile stress area tensile ft x tensile stess area shear. Harris supply solutions offers plain rebar in the following grades. Bars meeting astm a615 a615m are available in yield strength grades of 40, 60, 75, 80 and 100 280, 420, 520, 550, and 690. The following illustrates how to read rebar identification. Variability of chemical analysis of reinforcing bar. Nominal diameter mm cross sectional area mm2 mass per meter kg 8 50. Astm a615 a615m 09 standard specification for deformed. Materials considered under this specification are available in grades 40 280, 60 420 and 75 520. Astm a615a615m16 standard specification for deformed. Environmental product declaration astm international. Astm a615 covers deformed and plain carbon steel bars for concrete reinforcement.
It is typically used in construction, bridge building, and road building etc. Weights of representative bar samples bar size designation astm a1035 grade specified nominal weight lbft measured weight lbft variance of measured weight from nominal weight percent 5 16 120 1. Standard specification for deformed and plain carbonsteel. Mixing a706 and a615 rebar structural engineering general. Identification every mill uses its own identification pattern to differentiate its rebar from another. Black rebar a615 rebar astm a615 rebar is available in four grades. Astm a615 rebar astm a615 reinforcing bar black rebar. The current astm a615a615m specification in section 20. This standard astm a615 a615m standard specification for deformed and plain carbonsteel bars for concrete reinforcement is issued under the fixed designation a615 a615m, the number is immediately following the designation indicates the year of original adoption or, in. A comparison of astm a615 grade 60 and grade 80 reinforcing bars in tiltup panels. Astm a615a615m standard specification for deformed. Cuttosize rebar cuttosize rebar has a variety of applications. The top countries of suppliers are china, thailand, from which the percentage of steel billet astm a615 grade 60 supply is 87%, 12% respectively. The s t a n d a r d now covers grade 40 bars only in.
Concrete reinforcing bar, astm a615 a615 09b employment. The design is then modified to use astm a706 grade 80 rebar, rather than astm a615 grade 60. The material, as represented by the test specimen, shall conform to the requirements for tensile properties prescribed in table 1. Rebar in coil technical specification emirates steel. Mechanical properties of astm a1035 high strength steel. The values of the mechanical properties will have to be obtained by means of tests made after a reasonable period of passed time, after the lamination minimum 48 hours. Astm a305, astm a408, astm a431, and astm a432 withdrawn. This specification covers bars and coils in four grades, grade 40, grade 60, grade 75, and grade 80.
Astm a615 grade 60 rebar is commonly utilized as a tensioning stratagem in reinforced concrete and strengthened building materials. Astma615 standard specification for deformed and plain. A615 grade 60, steel bar, steel rebar manufacturer supplier in china, offering astm a615 grade 60 deformed steel bar, best quality competitive price china origin composite steel plate 08cu, low price hot rolled high carbon steel wire rod and so on. Grade 40 50 s for billet a615 i for rail a616 ir for rail meeting supplementary requirements s1a616 a axle a617 grade 60 s for billet a615 i for rail a616 ir for rail meeting supplementary requirements s1a616 a axle a617 w for lowalloy a706 bars marked with an s or w meet both a615 anda706 grade 75 s. A wide variety of astm a615 grade 60 rebar 10mm 12mm 16mm prices options are available to you, such as type, standard, and application. All values based on properly installed keligroutkeligrout 101p per technical data sheets. Weldable black rebar, offers versatility and flexibility. Grade 40 is not generally available in larger sizes, but thousands of tons of grade 40 rebar are produced every year in the us.
An astm a615 grade 60 number 10 rebar with a gauge. Common specifications are astm a 615 for carbon steel rebar, astm a 706 for seismic rebar, astm a 955 for stainless steel rebar, and astm a 996 for rail steel rebar and axle steel. This rebar grade is processed in open hearths, electric furnaces, or basic oxygen furnaces and is available in numerous grades, including grade 60 and grade 80. Astm a15 astm a305 astm a408 astm a431 astm a432 astm a615 a615m astm a615m show complete document history. Bars meeting astm 996 a996m are not as readily available as the. Astm a615 96a, grade 60 woosan international resources co. Specification for lowalloy steel deformed bars for concrete reinforcement indicates the csl hollow threaded rebar complies with the requirements of astm a615 grade 60 420 mpa and grade 75 520 mpa rebar as well as the ductility requirements of atm a706. Our reinforcing steel conforms to astm a61518, grade 40, 60, 75, 80 or 100 or astm a70616 grade 60 or. Astm a615 a615m 09b standard specification for deformed and plain carbonsteel bars for concrete reinforcement abstract this specification covers deformed and plain carbonsteel bars for concrete reinforcements in cut lengths and coils. Astm a615 published replaced astm a15, astm a408, astm a431, astm a432, and portions of astm a305 with grades 40, 60, and 75. Astm a615 a615m12 standard specification for deformed and plain carbonsteel bars for concrete reinforcement pdf download skip to the end of the images gallery.
Other grades include grade 40 rebar and grade 75 rebar. Deformed a615 grade 60 rebar increases the tensile strength of concrete, and can be used for both primary and secondary reinforcement. Actual performance exceeds type 1 for astm a706 grade 60 rebar embedment. Deformed bar g60 astm a615a615m agha steel industries. Astm a615 is an international material standard for deformed and plain billetsteel bars for concrete reinforcement for strengthening application. In addition to the above, material which is branded and certified as meeting the requirements of astm a615 18 and astm a70616 grade 60 or 80 meets the requirements of both specifications as permitted by section 19. Astm a615 rebar is most commonly used in lowstress and lessdemanding applications and makes an economical choice in situations where a tremendous level of tensile strength is not necessarily needed.
Astm a615 a615m 20 standard specification for deformed and. Astm a615 gr 40 gr60 deformed reinforcing steel bar bffxrb03. For ductility properties elongation and bending, test provisions of the nearest smaller nominal diameter deformed. The research objective is to determine if the use of astm a615 grade 80 reinforcement is more economical than astm a615 grade 60 reinforcement for solid, slender reinforced concrete walls, tiltup panels, used as loadbearing exterior walls of a warehouse type building in wind governing regions in the united states of america with ground snow. Rebar can also be used in a variety of home and gardening projects.
Handbook for blast resistant design of buildings complete document for astm a615 grade 60 and a706 rebar, the ufc recommends r y equal to 1. Astm a615 grade 40 rebar is a common steel bar and is generally used as a tensioning device in reinforced concrete and reinforced masonry structures holding the concrete in compression. Buy astm a615 gr 40 gr60 deformed reinforcing steel bar bffxrb03 from metal b2b, astm a615 gr 40 gr60 deformed reinforcing steel bar features. Minimum yield designation grade of steel grade mark grade line 40 blank no lines 50 blank no lines 60 60 1 line 75 75 2 lines 80 80 3 lines 100 100 or c a615 4 lines a615 100 100 a1035 3. The 2009 editions of astm a615 and astm a706 were the first to include requirements for grade 80 reinforcing bars, which were adopted into the 2011 edition of aci 318. This rebar grade offers enhanced yield strength of at least 60 thousand pounds per square inch kpsi under normal conditions. Deformed bar g 60 astm a615 a615m astm a615 grade 60 rebar offers a minimum yield strength of 60,000 pounds per square inch, or 420 megapascals on the metric grading scale. A comparison of astm a615 grade 60 and grade 80 reinforcing. Our r6j grade 60 rebar is available with a limited length up to 12 diameters of unified national thread on one or both ends in straight or bent configurations. A615 rebar astm a615 grade reinforcing bar harris supply. Astm a615 grade 60 rebar is commonly utilized as a tensioning stratagem in reinforced concrete and strengthened building materials structures holding the concrete in compression.
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