I this specification is under the jurisdiction of astm committee ai on steel, stainless steel, and related alloys and is the direct responsibility of subcommittee aol. Astm a500 nominal size outside diameter thickness weight cross sectional area a geometrical moment of inertia i modulus of section z radius of gyration i mm inch mm mm kgm cm cm cm cm 15 12 21. A500 structural carbon round tube is used in construction, buildings, towers, and sign support applications, but also in. Contact us today for more information on our products, or request a quote on carbon steel structural tubing for an indepth service price analysis. Standard specifications a5, a500, a53, a1085 click a listing to view pdf. Astm a500 is the most common specification in north america for hollow structural sections hss. Astm a500 a500m 18 standard specification for coldformed. Astm a500 carbon steel structural tubing in rounds and.
Astm a501 hot formed welded and seamless steel tubes. Astm a501 standard specification for hotformed welded and seamless carbon steel structural tubing covers black and hotdipped galvanized hotformed welded and seamless carbon steel square, round, rectangular, or special shape structural tubing for welded, riveted, or bolted construction or bridges and buildings, and for general structural. This specification is under the jurisdiction of astm committee f16 on fasteners. Surya global steel tubes limited cin u28999dl2008plc177870 padma tower 1, rajendra place, new delhi18india telephone no. Omega steel offers a widerange of a500 pipe products. The pipes are dipped in hydro chloric acid to remove the rust from the surface. After cleaning the surface the pipe is washed in running water. The pipe is used at the place where fire related works are done at the high level. This hollow section is typically made using modern technology and by high skilled professionals. Lightweight pipe is suitable for joining by welding and by rolled grooving while the standardweight pipe is suitable cut or rolled groove, threading, and welding. All shapes feature excellent compression and support characteristics, as well as superior torsional resistance, making hss particularly wellsuited to.
While astm a500 is available in crosssections matching each of the crosssections for astm a53steel pipe, there are many more crosssections available in a500. Astm a500 applications include structural supports, building columns, highway signs, oil field. They are sized this way because a53 pipesdesigned to carry pressurized steam, air or watermust work with standardized fittings and valves. The corrosion of the base metal is not increased by the fastener. Forse consulting, technical consultant to the steel tube institute. What is astm a501 standard for hotformed welded and. Cold formed astm a500 gr b square hollow section, shs pipe. Astm a500, astm a501 grade b pipe specification notes according to astm a501, the weld position of the square, rectangle and other special shape pipes should not be located within the radius of the corner unless specified by the customer or manufacturer. Astm a50189 asme sa501 hotformed welded and seamless carbon steel structural tubing this standard is issued under the fixed designation a 501.
Scope this specification covers coldformed welded and seamless carbon steel round, square, rectangular or special shape structural tubing for construction of bridges, buildings. Astm a500 tube is a standard specification for coldformed welded and seamless carbon steel structural tubing in round, square and rectangular shapes. Typical of astm steel comments physical properties density mechanical properties tensile strength, ultimate tensile strength, yield elongation at break bulk modulus shear modulus material components properties carbon, c copper, cu iron, fe phosphorous, p sulfur, s references for this datasheet. Carbon steel round pipe for general structure astm a500. The corrosion of the base metal may be considerably increased by the fastener material. This includes our electrical steel conduit, conveyor tubes, galvanized. Our structural tubing inventory extends to outside diameters up to 30 with wall thicknesses up to. Astm a1085 was designed for use in applications such as. Cold formed astm a500 gr b square hollow section is the highgrade material product and that is the only reason why they are being used for industrial applications worldwide. It is commonly specified in the usa for hollow structural sections, but the more stringent csa g40.
The corrosion of the base metal is slightly increased by the fastener. After washing the pipe is dipped in the solution of zinc chloride and ammonia chloride to give a base metal for better pickup of zinc on steel surface. Do you know the differences between astm a53 and a500. We manufacture all our steel sections and open profiles according to the sans specifications. Astm a500 type e, grade a, b, c pipe submittal data scope covers bare and black electric resistance welded, grade a, b, c pipe. March 2018 standard specification for coldformed welded and seamless carbon steel structural tubing in rounds and shapes. A53 pipes are designated using a nominal pipe diameter in inches, plus one of three scheduled wall thickness. Longitudinal butt joints of welded tubing shall be welded across its thickness in such a manner as to assure the structural design strength of.
Galvanic corrosion compatible metals charts corrosion information galvanic action revised by tfc. The former is the standard specification for steel, black lacquer coated, welded and seamless steel pipe. A500 carbon and alloy steel pipe, electric fusion welded steel pipe american piping products stocks a500 coldformed welded and seamless carbon steel structural tubing in grades a, b, c and d. Astm a25210 covers nominal wall cylindrical steel pipe piles in which the. Active standard astm a500 a500m developed by subcommittee. The tolerances of a500 are tighter than those of a53, therefore the a500 round pipe. Coldformed erw round, square and rectangular structural steel tubing in grades b and c. Astm a500 coldformed welded carbon steel structural tubing in rounds and shapes mm std. The a500 grade specification is governed by the american society of testing and materials and covers coldformed welded and seamless carbon pipe used for structural purposes. Astm a370 test methods and definitions for mechanical testing of steel products. Since astm a500 is a structural specification, round pipe hss produced to this specification is a fit for applications being used in structural applications and general construction use.
Another related standard is astm a501, which is a hotformed version of this a500. Astm a53 steel pipe designations are different than astm a500 round hollow structural sections and they are manufactured to meet different standards. Ncp34202010 porticos cerchas columnas ntc 4526 vigas viguetas correas perfil estructural tubular negro y galvanizado astm a500 ntc 4526. Astm a500 a500m 07 standard specification for cold. Astm a500 structural pipe is welded pipe sized tubing made from flatrolled steel, formed through a roller system and welded using electricresistance welding.
Round structural steel tubing a500 round steel tubing. Astm a500 coldformed welded and seamless carbon steel structural tubing in rounds and shapes. International specifications compared tubecon cold forms our structural welded steel hollow sections according to the sans south african national standards specification. Valmont tubing produces square, rectangle, round and special shaped electric resistance welded erw carbon steel tubing to meet astm specifications a500 grade a, grade b and grade c often used in structural applications. While most of our a500 pipe material is erw, seamless structural tubing is available upon special request. Round hss pipe has a superior surface finish and does not come with a lacquer coating.
Astm a500 a500m07, standard specification for coldformed welded and seamless carbon steel structural tubing in rounds and shapes, astm international, west conshohocken, pa, 2007. Engineers frequently wonder why there are so many fewer options for a53 pipe than a500 rounds. Astm a1085 addresses some of the performance concerns that engineers have raised through the years over tolerances, yield strength control and ductility. Astm a1085 astm a1085 is a new hss specification designed with enhanced performance. This critical improvement makes hss design easier and more effective for dynamically loaded structures. Each of the square and rectangular hollow sections shall be marked with the following information. Astm a500 a500m18, standard specification for coldformed welded and seamless carbon steel structural tubing in rounds and shapes, astm international, west conshohocken, pa, 2018. The pipes are dipped in a molten zinc bath at a temperature of 450o c to get the proper adherent coating. Chemical composition grade b grade c carbon, max % 0. After hydraulic testing of pipes at 51kgcm2 or as per customer requirement, the pipes are sent for galvanizing process to avoid the rusting on the surface if required by the customer. Coldformed welded and seamless carbon steel structural tubing. Astm f1083 regular grade 30,000 psi yield schedule 80 pipe dimensions and strength characteristics specifications, illustrated material and descriptions are accurate as known at time of publication and are subject to change without notice. Astm a500 a500m 18 standard specification for cold.
After galvanizing the pipes are sent for threading. Astm a 106 grade b seamless pressure pipe b unless otherwise specified by the purchaser, for each reduction of 0. The longitudinal butt joint of welded tubing shall be welded across its thickness in such a manner that the structural design. Astm a500 hss are coldformed, welded and seamless carbon steel structural elements in buildings, bridges and other loadbearing applications. The tolerances of a500 are tighter than those of a53, therefore the a500 round pipe hss has more quality and less variability than a53.