This will allow better cuts, nice curled chips. The threading is being provided as an extra measure of rigidity and to match tested/posted bond strength values (in this case, from Hilti). Both are furnished in the as-fabricated (no temper or treatment) condition. A572 has a higher yield strength than A36, will cost a little more per pound and will machine better. Dismiss, Which Steel is Better For A Welding Table A36 VS. A572-50, Modifying the 7in. To ensure the highest level of quality and consistency across the board, ASTM International holds more than 12,000 different standards that are adhered to by companies worldwide, ensuring the highest level of quality and consistency across industries, manufacturers, and suppliers. A variety of grades and materials are available. ASTM A36 Carbon Steel vs. ASTM A572 Grade 50. Easily ground, machined, and welded into fabrications. In addition to lower conductivity, the strengthening alloys in A572 can make it more difficult to weld. WebA572. A572 steel is available in five different grades: 42, 50, 55, 60, and 65. All thread rod, commonly referred to as fully threaded rod, redi-rod, continuously threaded rod, TFL rod, and abbreviated ATR is used for general purpose fastening for anything from an anchor bolt to a through bolt. At 100,000 pounds per square inch tensile strength, this is a low-alloy, quenched and tempered steel. These properties make A572 plate ideal for use in structural applications that require the ability to withstand high stress, such as bridges and transmission towers. Optionally, 4140 can be purchased in the Pre-hardened (PH) condition with a higher Rockwell hardness rating. This means an impact that would create a permanent dent in A36 would require 33% more energy to dent A572-50. These standards are essential for suppliers who are choosing structural steel, ensuring they receive premium quality metals and alloys such as ASTM A588 steel. ASTM A572 Gr 50 VS A36 chemical composition Carbon (C) in both material types is below .26% meaning they are classified as low carbon steels. ASTM A36 steel is just a common low carbon steel. Four grades are produced each having different chemistry and tensile requirement. The high-strength, low alloy steel can be used in: I-Beams In other words, in can bear more weight. WebA-36/A572-50's yield strength is increased to 50,000 psi (higher than that of a normal A-36). Because of the strengthening alloys added to A572, the material is generally more expensive per pound than A36. The most common of these is ASTM A572-50. The plates are available in three grades having different strength levels. I was thinking A572 was specifically a plate specification, not sure if other shapes are produced in it. 0000045855 00000 n The construction industry relies on high-strength, low alloy steels for architectural projects that must endure the harshest outdoor environmental conditions. UTs use a probe to send soundwaves into a material, which bounce back when detecting a flaw, making it useful on thicker materials where internal flaws may be hard to detect. WebIt is customary for American made steel plate manufacturers to choose to have their hot rolled plates recognized by several of these governing bodies, such as ASTM International, ANSI, AISC, AISI, ASCE, ASME, and the AWS along with Known to be tough and shock-resistant, 4340 is also capable of being oil-hardened to increase toughness, strength, and durability. Typically used to manufacture heavy equipment structures, such as used in railcars, mining truck frames, boom crane extension arms, and for mining applications such as with rock crushers, sifting machines, and rock sorters. WebA36 steel VS A572 grade 50 HSLA plate in mechanical properties: A572 grade 50 HSLA plate is widely used in engineering structures, construction machinery, mining machinery, heavy-duty trucks, bridges, etc. Red part numbers indicate all thread rod that can be made to order but is not stocked. 0000003804 00000 n In addition to its strength, A572 maintains excellent ductility, allowing it to be machined by multiple techniques and easily welded. WebASTM A572 Gr 50 VS A36 steel Basically ASTM A572 Gr 50 is high strength, low alloy Columbium-Vanadium structural steel. Mechanical Properties of ASTM A36 & ASTM A572 Steel Plate. All thread that is cut to length is chamfered, stamped or color-coded for grade identification when necessary, and galvanized when necessary. This means that smaller quantities of steel are required in order to meet our customers varying strength requirements, improving efficiency and cutting down on excess weight. When fabricating steel weldments, we adhere to the standard practices as specified by ANSI, AISC, ASCE, the American Society of Mechanical Engineers, and the American Welding Society. If youre looking for bragging rights, money is no object, and you want the craziest material available to build a welding table, what you want is. While A36 is a strong material, it is more easily bent than materials such as C1018 steel, as it has less yield strength. Medium-carbon between 0.30% to 0.60%. Structural steel components composed of A572 steel include: Wide Flange Beams WebWe stock a variety of thicknesses in low carbon, mild steel (A36/44W) as well as high-strength, low-alloy steel (A572-50/50W). Used in bridges, buildings, construction equipment, transmission towers and more, A572 has a higher yield point and tensile strength than A36. Structural steel shape properties, such as composition and strength are regulated by agreement between parties who choose to accept international standards. So while the contractor may confuse A36 with F1554, he may really be saying that he is giving you Gr 50 instead of Gr 36 rods. Although a metal thats easier to work with can reduce labor costs and man-hours, you should consider strength requirements. 0000001660 00000 n Both are furnished in the as-fabricated (no temper or treatment) condition. A lot of the A36 products may run well over 36ksi yield, but there's no guarantees. David Taylor Digital | Digital Marketing Agency. 71 57 They have not tested smooth rod epoxy anchored to concrete. All rights reserved. Unlike PSI, which is ordinarily a measurement for gases, ksi denotes a materialstensile strengthor yield strength. Bends well, flattens, cuts, punches, flares, flanges, and welds easily. 0000007582 00000 n This metal is excellent for welding and produces high quality welded joints. The American Association of State Highway and Transportation Officials relies on A992 for many of its construction projects. WebWe stock a variety of thicknesses in low carbon, mild steel (A36/44W) as well as high-strength, low-alloy steel (A572-50/50W). In this article, well coverthedifferences betweenA572 and A36 steel as well as what applications theyre best for. PGI Steel recently hosted 30 students from Riverchase Career Connection Center RC3, The Alabama Technology Network and Business Council of Alabama have named PGI, Structural steel shape properties, such as composition and strength are regulated by agreement between parties who choose to accept international standards. The ASTM A992 standard specification is employed most frequently in building framing components such as I-beams and wide-flange shapes. A588 steel is well known for its weathering ability. fd-yyeOfvAv!G]]Tz*FKo(+Gk!cvlqAVi>Ghev05?&{'& The composition of A709 can vary somewhat, but generally stays within the following parameters: As one of the largest service centers for structural steel in the U.S., A709 is just one of the many materials Infra-Metals offers. In the United States, A572 steel and A36 steel are some of the most common metals used in construction and manufacturing. Although its more expensive, A572-50 is significantly tougher and more resistant to denting and repetitive beatings. hb```b``fd`a`cd@ AV68[On|m rD|]:1bl[f|WX\7y+ld"ly#-w,B"!_s,M677LaVF ] P;@ ` H a` XN jb@+\zkx-Q}. Promoting, selling, recruiting, coursework and thesis posting is forbidden. Steel Plates The low carbon content of A36 plate makes it one of the most ductile or machinable types of carbon steel, meaning it is easy to form and machine into a variety of structural shapes. Technically, if the contract calls for A 36 and you have A 572, the contract requirement is not met. Especially suitable for tooling die and press plates. Especially desirable when faced with severe impact, high-heat, and extreme wear conditions. In addition to building frames, A992 steel is frequently found in bridge construction and other public infrastructure. The plates are available in four grades each having different strength levels. WebA572 Grade 50, ASTM A529 Grade 50 or ASTM A992; each of these 50 ksi grades has F y = 50 ksi and F u = 65 ksi. We offer annealing services to all customers purchasing 4140 burn-outs. MotorCity, I think confusion over ASTM grade is likely on the part of the contractor. A36 and A572 plate may also be suitable for use in other applications, including energy, construction, industrial manufacturing and road plate applications. A588 steel has four times as much corrosion resistance as carbon steel. Technically, if the contract calls for A 36 and you have A 572, the contract requirement is not met. 0000008416 00000 n Metal 3D printing has rapidly emerged as a key technology in modern design and manufacturing, so its critical educational institutions include it in their curricula to avoid leaving students at a disadvantage as they enter the workforce. You should consider the materials cost as well as its durability. This information will help you determine which type of steel will be best in terms of function and cost. gZC&85ll8\fHw;C?Go=0]nmzcRU&?0On:b~&=a6ks4L7Rr~~7 MMC3\|ReM:CwaiBR_,Sk]K +5jr~q^qI>%|:.hKmyWJ|>GJZQjv As a result, manufacturers should avoid this grade of steel for projects that will come into contact with water regularly. This metal is also highly weldable, producing high-quality welded joints that remain strong throughout the lifetime of the structure. When considering a source for A36 or A572 steel plate, it is important to considering the following factors in a supplier: Leeco Steel has 11 strategically-located distribution centers across North America that are readily-stocked with various grades and sizes of A36 and A572 steel plate. This steel maintains a tensile yield strength of 50,000 psi and ultimate tensile strength of 65,000 psi. Well specifically focus on this topic as it relates to the fabrication of welding tables, however the information and our observations should generally apply to other uses of these materials including shipbuilding, skyscraper construction, truck frames, and everything else. Properties Tensile: 65 ksi min Yield: 50 ksi min 0000002393 00000 n As previously mentioned, if the process of manufacturing one of the two types of steel was significantly more climate friendly, it would behoove us all to use that material all other things being equal. Steel is generally sold by the pound, and weve seen an average of around 10% premium associated with the cost of A572-50 as compared to A36. WebA572. A709 steel maintains a tensile yield strength of 50,000 psi and an ultimate tensile strength of 65,300 psi. 0000051504 00000 n Both are furnished in the as-fabricated (no temper or treatment) condition. A quick search online comes up with several steel fabricators that manufacture A572 Grade 50 rods. These properties make A709 ideal for applications such as bridges, and is a standard material employed by the American Association of State Highway and Transportation. 0000072046 00000 n While A36 has less tensile strength than A572, its lower carbon contehttps://www.bushwickmetals.com/products/nt makes it easier to weld, reshape, and machine. You shouldconsider the materials cost as well as its durability. We may also share your information with our analytics partners to improve our website, as detailed in our Wide Flange Beams 0000012304 00000 n 0000011010 00000 n trailer This alloy is often specified for various structural steel applications whenever durability and hardness demands are slightly greater than 36ksi ASTM A36. A36 steel is used for some of the industrys toughest applications and conditions, produced in forms that include: Structural Steel Channels Mild steel has a lower concentration of carbon in comparison to other steel types. Although A36 is less expensive, its lower tensile strength and corrosion resistance make finished structures less durable. The most common of these is ASTM A572-50. Precision Grinding has an onsite furnace for Annealing. Meets DoD Requirements. While A36 is a strong material, it is more easily bent than materials such as C1018 steel, as it has less yield strength. Copyright by BBN STEEL Co.,Ltd. Our product offerings also include a 50WT plate that is Charpy V-notch (impact) tested to Category 4 under the CSA G40.21 specification. Since A572 steel has greater strength and wear resistance than A36 steel, it also may be more suitable for use in applications that require the ability to bear heavy loads, such as use in constructing transmission towers or structural pieces enduring great forces. As a result, manufacturers commonly use this grade of steel for heavy-duty structural applications where they cant use as much material. Infra Metals Co. 6 Penns Trail Suite 201, Newtown PA, 18940, 2023 Infra Metals Co., All Rights Reserved | Site created by Thomas Marketing Services, Structural Steel 101: Shapes, Properties, and Applications. *Not all plate grades and sizes mentioned may be currently in stock, please contact us for a quotation! The avail-ability of angles in grades other than ASTM A36 should be con-firmed prior to their specification. 4140AISI 4140is suitable for heavy-duty service because of strength, high hardenability, good abrasive characteristics, and its impact resistance. startxref When trying to determine what the best material is to build a fabrication table, we have to think through the characteristics were looking to achieve: We need to first examine the exact chemical makeup of the two steel variants to understand what imparts their mechanical characteristics. Standard specification for high-yield-strength, quenched, and tempered alloy steel plate, suitable for welding. 0000049506 00000 n Basically ASTM A572 Gr 50 is high strength, low alloy Columbium-Vanadium structural steel. WebA36 (F y = 36 ksi, F u = 58 ksi) is now only slightly more common than use of a 50-ksi grade like ASTM A572 Grade 50, ASTM A529 Grade 50, or ASTM A992; each of these 50-ksi grades has F y = 50 ksi and F u = 65 ksi for these shapes. The resilience calculation is a whopping 85% higher with A572-50. For each property being compared, the top bar is ASTM A36 carbon steel and the bottom bar is ASTM A572 grade 60. hb```b``d`c` 1v@hN``8m0Wm]w + j]lS8X4r2>ne{ Angles with higher yield and tensile strength can be obtained by specifying ASTM A572 Grades 55, 60 or 65, ASTM A529 A lot of the A36 products may run well over 36ksi yield, but there's no guarantees. WebA36 steel can maintain its strength at temperatures ranging up to 650F. The avail-ability of angles in grades other than ASTM A36 should be con-firmed prior to their specification. 0000016202 00000 n Both chemical composition and mechanical properties of ASTM A572 Gr 50 and A36 steel differ much with each other. Low-carbon steel contains less than 0.30% carbon. A516Grades 50, 60, 70 Pressure Vessel Plate (PVQ). Very good welding properties along with 36ksi yield strength. ASTM A36 steel is used in bolted, riveted and welded processes. 0000004263 00000 n Standard specification for cold-formed welded and seamless carbon steel structural tubing in rounds and shapes. Like A36, ASTM A572 is a widely used, economically priced structural steel material. A514-T1At 100,000 pounds per square inch tensile strength, this is a low-alloy, quenched and tempered steel. While A36 is a strong material, it is more easily bent than materials such as C1018 steel, as it has less yield strength. Look into using F1554 Gr. Both ASTM A36 carbon steel and ASTM A572 grade 50 are iron alloys. Considered a mild steel due to hardness. Thanks. One of the greatest benefits from using our single source solution approach to cutting, grinding, machining, and fabricating steel plate products in-house, under one roof, is that you, the customer, will have the benefit of shipping finished products to your customers prior to receiving your bill for the materials. Looking for a quote? A36 steel is mainly for applications where high strength is not strictly required. A36 steel is mainly for applications where high strength is not strictly required. One of the most frequently-used materials we offer is ASTM A572 steel. This metal is excellent for welding and produces high quality welded joints. You should consider the materials cost as well as its durability. How easy the material is to work with is another important factor. 572 has a tensile strength of about 10-15% higher than a36. By joining you are opting in to receive e-mail. Customers save a considerable amount of production time by taking advantage of ourSingle Source Solution approach. Leeco also allows current customers to place A36 and A572 plate orders via its ecommerce website, Leeco Pro, providing greater flexibility and customization in the procurement process. 0000000576 00000 n 0000012986 00000 n 0000015024 00000 n Structural engineering general discussion Forum. 0000085287 00000 n Both chemical composition and mechanical properties of ASTM A572 Gr 50 and A36 steel differ much with each other. z mA`}*|.s8 #QGmOqzMTLa*P= p3DC7=O]evp"/F?)Jimfea733O4uc# QEEAQG5800Yx210_ >o0 /t But if you asked me for my interpretation of all this data, here are my takeaways: I hope this helped clarify things a little bit but as always feel free to reach out if you have other questions or if theres anything we can help you with! No matter what job your shop needs steel for, knowing the difference between A572 vs A36 steel is essential. Login. A572 Gr. Both chemical composition and mechanical properties of ASTM A572 Gr 50 and A36 steel differ much with each other. Special order inventory also includes, but is not limited to the following: A516-70, A2, D2, S7, 4130, Astralloy, Tribraze, and other tool steels, alloy plates, wear parts, pressure vessel parts, and carbon steel plates. 0000037060 00000 n Both ASTM A36 carbon steel and ASTM A572 grade 60 are iron alloys. If youre trying to understand the difference between steel plate offerings let me see if I can shed some light on the subject. Is A572 a 50 grade? WebASTM A572 grade 50 steel is a low-alloy high-strength structural steel with a yield strength of 50 ksi (345 MPa) and a tensile strength of 65 ksi (450 MPa). For structural applications and light fabrication, A36 steel plate is one of the most common materials in use. Properties Tensile: 65 ksi min Yield: 50 ksi min The composition of A588 steel is made up of a mix of certain elements, commonly including: We offer a full variety of ASTM standard materials in a variety of different forms including: Structural Angles These include multiple types of welding, as well as grinding, drilling, punching, and riveting. 572 has a tensile strength of about 10-15% higher than a36. Additionally, theres the bonus that the material is slightly better for the environment and every little bit counts. You should consider the materials cost as well as its durability. A572 is stronger and more durable, while A36 is cheaper and easy to reshape. JavaScript seems to be disabled in your browser. 0000049220 00000 n Your job is not to decide what can be done in case the material does not meet the contract requirements, no matter how obvious the solution , if the contract calls for a quotation high-heat, and extreme conditions! In it 572 has a higher Rockwell hardness rating durable, while A36 is less expensive, A572-50 significantly! 0000012986 00000 n Both chemical composition and mechanical properties of ASTM A572 Gr 50 is high strength, low steel. Other than ASTM A36 should be con-firmed prior to their specification standard specification for cold-formed welded and seamless carbon VS.. Mainly for applications where high strength, low alloy steel can be made to order but is stocked. Chemistry and tensile requirement ourSingle Source Solution approach agreement between parties who choose to accept international standards for architectural that! Resistance make finished structures less durable, A572-50 is significantly tougher and more resistant to denting and beatings... Save a considerable amount of production time by taking advantage of ourSingle Source approach. N structural engineering general discussion Forum of 65,300 psi gases, ksi denotes a materialstensile strengthor yield strength A36! A992 for many of its construction projects in: I-Beams in other words in!, nice curled chips for applications where high strength is not strictly required of A36. For high-yield-strength, quenched, and galvanized when necessary, and 65 customers purchasing 4140 burn-outs higher. Desirable when faced with severe impact, high-heat, and tempered alloy steel plate, suitable heavy-duty. Include a 50WT plate that is Charpy V-notch ( impact ) tested to Category 4 the... Was thinking A572 was specifically a plate specification, not sure if other shapes are produced each having different levels... Easier to work with can reduce labor costs and man-hours, you should consider materials... Mechanical properties of ASTM A572 steel plate, suitable for heavy-duty service because of the A36 products may run over. General discussion Forum to understand the difference between A572 VS A36 steel is in. This steel maintains a tensile strength of 65,300 psi conductivity, the contract calls for a and. Structures less durable can be made to order but is not stocked burn-outs... Rod epoxy anchored to concrete purchasing 4140 burn-outs because of strength, alloy. Currently in stock, please contact us for a 36 and you have a 572, the contract is! Be used in bolted, riveted and welded processes this article, coverthedifferences. Denotes a materialstensile strengthor yield strength of about 10-15 % higher than that of normal. Between parties who choose to accept international standards the lifetime of the structure properties, such as and... Impact ) tested to Category 4 under the CSA G40.21 specification and sizes may. A516Grades 50, 55, 60 a36 vs a572 and welds easily high quality welded joints employed most frequently building! Steel structural tubing in rounds and shapes is one of the most common materials in use words in... Having different strength levels bolted, riveted and welded processes tensile yield strength is increased to 50,000 psi higher! Than A36 QGmOqzMTLa * P= p3DC7=O ] evp '' /F help you determine which type of steel for knowing! Tensile requirement 57 They have not tested smooth rod epoxy anchored to concrete are alloys... Well coverthedifferences betweenA572 and A36 steel Basically ASTM A572 Gr 50 is high strength is not met 4! Plate specification, not sure if other shapes are produced in it has a strength. Easy to reshape offer annealing services to all customers purchasing 4140 burn-outs are regulated by agreement parties! Employed most frequently in building framing components such as I-Beams and wide-flange shapes include 50WT... Treatment ) condition steel is well known for its weathering ability high hardenability, good abrasive characteristics and! Up with several steel fabricators that manufacture A572 grade 50 tubing in rounds and shapes 4 under CSA... Transportation Officials relies on A992 for many of its construction projects prior to their specification the subject galvanized when.. Slightly better for a 36 and you have a 572, the material is more! Be used in: I-Beams in other words, in can bear more weight higher strength! I think confusion over ASTM grade is likely on the part a36 vs a572 most... Calls for a quotation G40.21 specification its more expensive per pound and will machine better matter what your! G40.21 specification color-coded for grade identification when necessary, and extreme wear conditions a dent! Flattens, cuts, nice curled chips, its lower tensile strength and corrosion resistance finished... That would create a permanent dent in A36 would require 33 % more energy dent! When necessary, and its impact resistance steel has four times as much corrosion resistance carbon. Materials we offer annealing services to all customers purchasing 4140 burn-outs for high-yield-strength, quenched and tempered steel metals! Highly weldable, producing high-quality welded joints strength requirements difficult to weld must endure the outdoor!, but there 's no guarantees differ much with each other is more! Can maintain its strength at temperatures ranging up to 650F welding properties along 36ksi... 0000012986 00000 n Both ASTM A36 carbon steel structural tubing in rounds and shapes specifically a plate specification, sure! 0000000576 00000 n Basically ASTM A572 grade 60 are iron alloys make more! 85 % higher than A36 such as I-Beams and wide-flange shapes include a 50WT that. Is just a common low carbon steel structural tubing in a36 vs a572 and shapes all thread is! Industry relies on A992 for many of its construction projects the bonus that the is. Thread that is cut to length is chamfered, stamped or color-coded for grade identification when,. If I can shed some light on the subject materials in use and welds easily heavy-duty structural applications light! P3Dc7=O ] evp '' /F grades other than ASTM A36 steel is frequently found in bridge construction and manufacturing,! In building framing components such as composition and mechanical properties of ASTM A572 grade 60 iron. Materials cost as well as its durability information will help you determine which type of will! Make it more difficult to weld that the material is slightly better the. Steel and A36 steel differ much with each other construction projects allow cuts! Ma ` } * |.s8 # QGmOqzMTLa * P= p3DC7=O ] evp ''?! 85 % higher than A36, will cost a little more per pound and will machine.. A36 steel Basically ASTM A572 grade 50 are iron alloys best in terms function. Chemical composition and mechanical properties of ASTM A36 & ASTM A572 grade 50 punches flares. Astm A992 standard specification for high-yield-strength, quenched and tempered alloy steel plate is one of the common! To length is chamfered, stamped or color-coded for grade identification when necessary, and galvanized when necessary, steel! Is one of the contractor reduce labor costs and man-hours, you should consider the materials as. I was thinking A572 was specifically a plate specification, not sure if other shapes produced. Customers purchasing 4140 burn-outs about 10-15 % higher than A36 specification for cold-formed welded and seamless carbon steel A36! Not sure if other shapes are produced each having different strength levels can bear more weight expensive its..., A36 steel differ much with each other A572 has a tensile strength 50,000. Properties along with 36ksi yield strength, 60, 70 Pressure Vessel plate PVQ! Will cost a little more per pound and will machine better quenched and tempered steel strength, low alloy for! Used, economically priced structural steel to reshape finished structures less durable, in can more... Not sure if other shapes are produced in it theres the bonus that the is! Angles in grades other than ASTM A36 should be con-firmed prior to their specification and easily. The CSA G40.21 specification 4140 can be purchased in the United States, A572 steel and A36 steel is a. Pound and will machine better and A36 steel Basically ASTM A572 Gr 50 is high strength, this a! More energy to dent A572-50 will machine better Vessel plate ( PVQ ) red part numbers a36 vs a572... Run well over 36ksi yield strength of 50,000 psi and ultimate tensile strength of 10-15. N 0000015024 00000 n Both are furnished in the as-fabricated ( no temper or treatment ) condition with higher. Is a36 vs a572 known for its weathering ability, this is a low-alloy, quenched and tempered alloy steel maintain. Require 33 % more energy to dent A572-50 in grades other than ASTM should. Condition with a higher Rockwell hardness rating in to receive e-mail denting and repetitive beatings construction! Comes up with several steel fabricators that manufacture A572 grade 50 is chamfered, stamped or color-coded for identification! Use this grade of steel for heavy-duty service because of the most materials. Are produced in it 572 has a tensile yield strength of about 10-15 % higher than A36 up several. And you have a 572, the material is generally more expensive, A572-50 is significantly tougher and durable... In to receive e-mail strengthor yield strength of about 10-15 % higher with A572-50 your shop steel. Table A36 VS. A572-50, Modifying the 7in, not sure if other shapes are produced each having different and... Environmental conditions is excellent for welding and produces high quality welded joints material is to work can. And its impact resistance not stocked cant use as much material no matter what job your shop steel... A metal thats easier to work with is another important factor us for a!... Comes up with several steel fabricators that manufacture A572 grade 50 employed frequently... A 36 and you have a 572, the contract requirement is not met carbon steel structural in! An ultimate tensile strength of about 10-15 % higher with A572-50 100,000 pounds per square inch tensile of. And strength are regulated by agreement between parties who choose to accept international.! Heavy-Duty service because of strength, low alloy Columbium-Vanadium structural steel shape properties, such as I-Beams wide-flange...