Structural Steel Bolt. Poor bolt selection or installation results in costly repai
Poor bolt selection or installation results in costly repairs and structural instability. Acuren is in search of an experienced Structural Steel Welding and Bolting Inspector primarily…See this and similar jobs on LinkedIn. Selected by those who depend on quality products installed in there project to meet the requirements of Australian structural standards. Seen in heavy construction jobs, structural bolts are used with Heavy hex head structural bolts have shorter shanks and thread lengths than standard hex bolts. They provide exceptional tensile strength and shear resistance, ensuring secure connections in critical structural joints. No welding experience required Responsibilities: Structural steel and Bolt-up only Fabricate, assemble, erect, and repair structural steel and iron must be EXPERIENCED Unload, rig, and place structural steel using cranes and Dec 22, 2025 · THE EXAM Latest ICC S1C Question Bank – Codes Module Structural Steel and Bolting Special Inspector • Total Questions: 800+ • Cost: $25. … Mar 11, 2025 · Using the wrong structural bolts can compromise safety, weaken steel connections, and lead to catastrophic failures. 2. A leading L type foundation bolt manufacturer in India offers multiple grades to suit various applications. While A-490 bolts cannot be galvanized due to the risk of hydrogen embrittlement, they are stronger than other structural steel fasteners, such as A325 bolts. From 4 days ago · Hi everyone, I am currently working on the design of steel lattice transmission tower connections (angle steel members bolted together) and need some reference details for typical bolt hole positioning relative to the angle steel edges (e. This 50′ × 132′ pre-engineered metal building was fully erected in just 3 days by a professional erecting crew using a bolt Home Fasteners Bolts Structural Bolts Miscellaneous Structural Bolts Structural Bolt, 1/2 In - 13 Thread Size, Steel, 2 3/4 In Lg. At ParkerSteel, our cutting-edge drilling machines ensure that the dimensions and placement of each hole or cutout are strictly adhered to, facilitating the assembly stage of each project. This specification covers the chemical, physical and mechanical requirements for structural bolts manufactured from steel and alloy steel, in two strength grades, two styles and two types. Conquest A325 Heavy Hex Structural Bolts are commonly employed for connecting steel elements in construction undertakings, such as bridges and buildings. g. 6. Unlike standard bolts, they are manufactured to rigorous standards and offer exceptional tensile strength, shear resistance, and durability. Nov 25, 2024 · Structural steel bolts are the backbone of modern construction and engineering, offering unmatched strength, durability, and versatility. Structural bolts are specifically designed for use with heavy hex nuts in the connection of structural members (as opposed to tapped holes). Three key Indian Standards (IS) that relate to high-strength structural nuts and steel fas Design Guide I: Bolting in Structural Steel Connections (Ref. 1: Bolted Connections structural element in steel structure using bolts. The bolt head also comes with different shapes, hexag nal being the most common shape f Second, the shank length (non-threaded portion of the body) on the grade A325 and A490 bolts is designed to be greater (shorter thread lengths) than your standard hex bolt or hex cap screw. 5/16-24 UNF, 1. These products are engineered to withstand intense loads across professional building projects and roadways for safe travel and efficiency. Our A325 and A490 bolts are manufactured for reliability and durability. These bolts are engineered to withstand high loads and offer superior tensile and shear strength compared to standard bolts. A325 bolts and A490 bolts are specialized, heavy hex structural bolts designed to withstand the loads of steel-to-steel connections. Learn more about our steel bolt manufacturing services. Standoff distance of anchor bolts in structural supports for highway signs, luminaires, and traffic signals refers to the clearance between the bottom of the leveling nuts and the top of the concrete foundation. Torsion Shear Bolt High-strength Steel structure bolts are divided into torsional shear type bolts and large hexagonal bolts. Browse our selection of structural steel bolts and find the high-performance, high-quality bolts you need. A flight-critical, high-strength steel fastener for primary structural joints on Cessna and Beechcraft aircraft. The RCSC is a not-for-profit corporation, comprised of over 85 leading experts in the fields of structural steel connection design, engineering, fabrication, erection and bolting. Structural bolts are high-strength fasteners specifically engineered for load-bearing applications in steel construction, such as buildings, bridges, towers, and industrial machinery. These bolts are commonly used in moment-resisting frames, slip-critical connections, and Expansion bolts for structural steel are mechanical fasteners typically consisting of a bolt, an expansion sleeve, and a cone-shaped nut that, when the bolt is tightened, is driven up inside the sleeve to create a wedging effect and expand the fastener (Figure 2). Structural bolts from FMW Fasteners are designed for steel-to-steel connections and follow guidelines set by the ASTM. Buyers Products Steel Truck Tool Box Mounting Brackets are designed for use with Buyers Products steel and stainless steel underbody truck tool boxes. Would you trust this method on your site? Follow for real steelwork, site problems, and proper fixes. ASTM, SAE and ISO Grade Markings for Steel Fasteners Download a complimentary PDF of our Fastener Markings chart. So, are you ready to discover which bolt is the perfect fit for your next steel structure project? Choose from our selection of structural bolts, including over 1,600 products in a wide range of styles and sizes. Iron Worker (Structural steel Bolt-up only) Pay: $25-$30 HR/DOE | PAID WEEKLY! We're looking for experienced iron workers for structural steel assembly and bolt-up only. We would like to show you a description here but the site won’t allow us. 2. The Hollo Bolt® patented design is the original expansion bolt with real structural properties. These bolts are for structural steel connections 1 day ago · Different projects require different strength levels and material properties. Structural bolts are designed to withstand heavy loads in steel-to-steel connections. A325s have a heavy hex head, a full body diameter, and are normally short in overall length since they are connecting steel to steel. Learn about ASTM A325, A490 bolts, and more as we explore reliable fasteners for steel buildings, concrete foundations, and various construction needs. Apr 9, 2025 · In this guide, we’ll compare various bolts, from ordinary A307 to heavy hexagonal ones. Steel Builders professionally fabricated bolt sets & assemblies are perfect for any structural steel connections. . 1 2 • The Research Council on Structural Connections (RCSC) prepares specifications and documents related to structuralconnections • RCSC’s Specification for Structural Joints Using ASTM A325 or A490 Bolts (2000) is a widely used specification which discusses joints, fasteners, limit states, installation, and inspections Structural Bolting 3 Posted 12:07:13 PM. 4 days ago · /Thread Size 1 In. This guide delves into their types, specifications, and strengths. 00 each • Ideal learning document for passing the ICC S1C exam • Free learning guidelines included • Additional FREE study material provided with this question bank 📧 Email to Buy: upweld. Apr 1, 2025 · Structural bolts are essential fasteners used to join steel-to-steel components in heavy-duty applications such as buildings, bridges, towers, and industrial infrastructure. Most fasteners that are considered structural are quenched and tempered steel heavy hex structural bolts having a minimal tensile strength of 120 ksi for use in structural connections. The Structural Bolts are fabricated to maintain rather large strain and item or service warranty. Steel structure bolt connect more than two parts into one, including Ordinary bolts, High-strength bolts, Anchor bolts, and Chemical anchors. #struct ASTM A325 structural bolts can be made of medium carbon steel, which are referred to as Type 1 or of weathering steel referred to as Type 3. 1) contains a detailed discussion of all of the above factors and provides a state-of-the-art summary of matters related to the use of bolts in steel structures. We specialize in heavy construction fasteners and anchoring products for the structural steel industry. 1. A325 Structural Bolts ASTM A325 covers high strength structural bolts used in structural steel connections. Carbon Steel Bolts - Unfinished or Common Bolts In modern day steel frame construction, bolted structural connections almost exclusively are bound by engineering that requires high strength bolts. The steel brackets are built for long wear with a corrosion-resistant black powder-coated finish in your choice of formed C-channel or heavy duty structural steel. The head of the heavy hex structural bolt is specified to be the same size as the heavy hex nut of the name nominal diameter, allowing a single size wrench or socket to be used on the bolt head and nut. Learn more. Feb 2, 2025 · Explore essential types, uses, and installation of steel structure bolts for buildings and bridges. We’ll cover installation, applications, and material strengths. 8. Oct 13, 2022 · In this video, Chris Curven and Mike Howerin from Applied Bolting Technology shows us how to torque different bolts to get the desired tension needed. Jun 5, 2020 · Learn about high strength bolts, or structural bolts, and how they are used to connect structural members in a variety of industrial applications. Typically made from heat-treated steel and available in types like ASTM A325 and A490, structural bolts are engineered to perform reliably under extreme Discover our in-depth guide on the 10 Best Structural Bolts To Buy. Heavy Construction Fasteners for the Structural Steel Industry Since 1985, Structural Bolt & Manufacturing has been providing the finest products and services in the structural fastener industry. 8 AS1252:2016 bolt $40,000 Tools vs Structural Bolts #asmr Tensioning 30mm galvanized structural bolts on a mezzanine floor using a electric hydraulic tensioner and a hydraulic battery powered impact gun. This bolt is designed to withstand loads of steel-to-steel structural connections and contains a flat, washer-faced bearing surface and a chamfered thread point. This blog explores the different types of bolts, their characteristics, and applications in steel structures. 1 should be consulted for more details of all aspects of the use of bolts in steel Proper torque for bolts is crucial in structural applications. Aug 21, 2024 · Structural bolts play a crucial role in ensuring the stability and safety of any construction project. STRUCTURAL BOLTS Often used in structural steel to steel fastening applications, the structural bolt is a hex head style threaded fastener designed to provide the heavy duty holds needed in steel building frameworks. The following chart will assist in proper structural nut selection. An eight-hour seminar on the inspection of structural bolting under the RCSC Specification for Structural Joints Using High-Strength Bolts and the AISC Specification for Structural Steel Buildings. Choosing the right bevel washer supplier in Chennai is important for ensuring strength, stability, and long service life of your bolted connections. This structural steel anchor bolt can be installed with a standard wrench and is a fully tested and approved blind bolt solution. Conclusion Disputes involving incorrect fasteners in structural steel frames consistently show that fastener compliance is non-negotiable in structural engineering and construction law. NEFCO stocks a wide variety of sizes, finishes and grades as well as domestic made fasteners, please contact your representative for more details. 8 high-tensile grade Hot dipped galvanised Metric thread Manufactured to AS1252:1983 dimensions (1996 mechanical properties) Do you require a K0 8. Structural fasteners and bolting techniques Connections are made up of components (cleats, gussets, brackets, and plates) and connectors (bolts, pins, and welds). Feb 16, 2025 · Structural bolts are high-strength fasteners used to connect steel members in buildings, bridges, and industrial structures. These bolts are for structural steel connections Fastenwell is one of the leading structural bolt manufacturer and exporter in China and Asia market, which mainly produce, stock and supply bolts for structural steel connnections, say hex bolts hot dipped gavalnised grade 8. Types of Structural Bolts. 8 grade hi tensile steel Hot dipped galvanised Availability: In stock $35. 8, high strength bolts a325, structural bolts, heavy hex bolts A490 etc. Many structural steel shapes take the form of an elongated beam having a profile of a specific cross section. Hole Cutting Hole cutting is a standard process for structural steel to accommodate bolts, fasteners and connections in construction. Wholesale Structural Bolts Structural bolts are a specialized, heavy type of hex bolt intended for use in large structures, such as buildings and bridges. 938" grip. High Strength Structural Bolts, Nuts, Washers Description: Structural bolts are used for applications which require extremely high strength fastening - mostly steel to steel. Shop quality bolts online & save today! Jan 20, 2020 · Structural Fasteners are strong, heavy-duty fasteners that are necessities in the construction of structures which include steel to steel connections. a. May 8, 2025 · Structural bolts are heavy-duty fasteners designed specifically for load-bearing applications. Choose welded or bolt-on braces. Class 8. H. The fasteners used in structural applications are often shorter, wider and have a larger bearing surface to increase their load-bearing abilities. A325 Structural Bolts Intended for structural bolting uses, ASTM A325 hex bolt dimensions range from ½ to 1½ inches in diameter. of bolts. Download Exams - Structural Steel and Bolting Special Inspector Exam: Q&A Guide A series of questions and answers related to the structural steel and bolting special inspector exam. These fasteners feature a full height hex head and full length machine threads, making them ideal for structural, The Structural Bolt Source Often used in structural steel to steel fastening applications, the structural bolt is a hex head style threaded fastener designed to provide the heavy duty holds needed in steel building frameworks. Minute design changes such as this can create a stronger tensile connection. Learn how to meet steel bolt torque requirements for safe and effective tightening. ASTM A325 Type I structural bolts are permitted to be galvanized. Ensure quality and performance with structural bolts from Birmingham Fastener. This guide only deals with bolted connections. They are used to join structural members together, providing strength, stability, and load transfer in various construction projects. 6. Remember, the weakest section of standard carbon steel fasteners is through the threaded region. Learn how to choose, apply, and maintain bolts for lasting safety. They have hex heads that tighten with ratchets or spanner torque wrenches. The Council membership consists of qualified structural engineers from academic and research institutions, practicing design engineers, representatives of suppliers and manufacturers of bolting components, steel fabricators, steel erectors, contractors, associations, and code-writing bodies. Key characteristics of structural fasteners include: Strength and Durability: Structural fasteners are manufactured from high-strength materials such as carbon steel, stainless steel, or alloy steel, ensuring they can withstand the demands of structural applications. Fastenwell is one of the leading structural bolt manufacturer and exporter in China and Asia market, which mainly produce, stock and supply bolts for structural steel connnections, say hex bolts hot dipped gavalnised grade 8. It is critical in the design of structural connections that the structure can resist the design actions and that each element has a design capacity at […] These beam are bolted together with structural fasteners. This 2022 edition of the Structural Bolting Handbook is based principally upon the June 2020 edition of the RCSC Specification for Structural Joints Using High-Strength Bolts, cited by the 2022 AISC Specification for Structural Steel Buildings (AISC 360-22). Ref. It covers essential topics such as the role of the inspector, document Jan 11, 2026 · Bevel washers are essential components used in structural and industrial applications where bolts need to sit on sloped or uneven surfaces. Start your bulk order for structural steel bolts. Jan 25, 2024 · Hollo-Bolts for structural steel are the perfect choice for making structural connections to HSS. Structural steel is steel used for making construction materials in a variety of shapes. The steel mounting brackets are built for long wear with a corrosion-resistant black powder-coated finish, in your choice of formed C-channel or heavy-duty structural steel. ASTM A325 is an international standard for heavy hex structural bolts set by ASTM International (American Society for Testing and Materials). Buy AN5-13A undrilled aerospace bolts. As one of today's leading anchor rod manufacturers and structural fastener distributors in the 316 Stainless Steel (A4) DIN 933 Metric Hex Head Bolts When you need a strong, corrosion resistant fastener that can be installed with standard tools, DIN 933 hex head bolts are the global metric standard. org Dec 31, 2025 · 6. Bolts can be easily installed and removed using simple tools, making them a popular choice for structural steel connections. Allfasteners AS1252 structural bolts are a complete assembly of bolt, nut and washer. These specialized bolts are designed to withstand heavy loads and provide a secure connection between structural components. Structural bolts secure steel-to-steel parts and connections. These bolts are for structural steel connections Anchor Bolts – The Unsung Heroes of Structural Stability Anchor bolts play a critical role in steel and concrete structures by transferring loads safely from superstructures to foundations. Speed matters—but only when it’s backed by proper engineering. Bolted connections can be either bearing-type, where the bolts are loaded in shear and tension, or friction-type, where the bolts are loaded in shear and the clamped members are in compression. BoxBolt is a blind fastening bolt solution to anchor hollow steel sections where access is restricted to one side. Portland Bolt manufactures A325 and A490 heavy hex structural bolts from 1/2″ diameter through 1-1/2″ diameter, typically in lengths longer than those which are normally available in the marketplace. With their capability to handle much higher loads than other single-sided fasteners, such as rivets, and the fact that they can be installed onsite using standard hand tools, unlike threaded studs, you may find yourself taking a serious look at 1) Cost Categories - Direct Materials - Structural steel members (beams, columns, plates) - Shop fabrication (fabrication, coating, certification) - Accessories (bolts, anchors, weld consumables 2. They provide strong, reliable, and durable connections in structural steelwork, ensuring safety and stability under various loading conditions. -8, Fastener Length 7 in, Fastener Thread Type UNC (Coarse), Fastener Industry Standards ASTM 563, ASTM F3125, Thread Length 1 3/4 in, Fastener Thread Direction Right Hand, Head Dia. These bolts are for structural steel connections Explore our complete line of stainless steel star drive fasteners, including stainless steel wood screws, stainless steel construction screws, stainless steel lag screws, stainless trim head screws, stainless cabinet screws, stainless finish screws, and stainless composite deck and fascia screws. Bolts as they relate to steel frame construction, are commonly categorized into two primary types: High Strength Bolts - Heat treated during manufacturing to develop greater strength. 05 Pack: 1 $35. We provide on-time delivery, available inventory, accurate and detailed documentation, custom packaging and shipping. Learn how structural bolts ensure the safety and durability of steel structures. Based on Strength & Application. The heavy hex head of the bolt gives this fastener a wider bearing surface to distribute the load better. Dec 29, 2025 · Find top-quality structural nuts for steel, bridge, and wind turbine construction. Heavy-duty applications require bolts, nuts, and screws that are designed to handle structural steel connections. Choosing the right bolt type ensures safety, durability, and performance in bridges, buildings, industrial plants, and machinery. We supply a complete line of structural fasteners including custom-manufactured structural bolts, tension control bolts, and more. A bolt is a metal object with a cylindrical trunk called shank with one end connected to a bolt hea and threaded at the other end to receive the nut. Click to source reliable, high-tensile fasteners today. The nuts for structural connections shall conform to ASTM A563 or ASTM A194. Contact American Fastener with any questions or for a custom quote. These rugged steel bolts come in galvanized, yellow zinc, and black oxide finishes. Courts and arbitral tribunals focus on specification adherence, installation integrity, and long-term performance, not merely short-term adequacy. Buyers Products Company Bolted Structural Steel Mounting Brackets are designed to mount any Buyers Products steel and stainless steel underbody truck box. In 2014 we’ve carried significantly more than 200 heaps of Structural Bolts in every measurements, to accommodate to prompt shipping and pressing wants of their customers. #hydrolictensioning #melbourne #steelwork #pov Earn your ICC structural steel and bolting certification with this training course! The class includes practice exams, plan reading, and study guides. Cadmium plated alloy steel for structural aircraft applications. C. ASTM A325 bolt geometry is defined by ASME B18. Sep 27, 2024 · Structural bolts are important fasteners used to connect steel structures and are commonly used in fields such as construction and machinery. 469" length, 0. It also incorporates aspects that are essential to the user based upon ASTM F3125/F3125M Standard Specification for High Strength Sep 23, 2020 · 4" by 8" pocket-sized convenience, 144 pages This 2016 edition of the Structural Bolting Handbook is based principally upon the June 2014 edition of the RCSC Specification for Structural Joints Using High-Strength Bolts, cited by the 2010 AISC Specification for Structural Steel Buildings (AISC 360-10). Large hexagonal steel structural bolts consist of one bolt, one nut, and two washers. , edge distance from bolt hole centre to the heel of Genuine Textron Aviation A112-12J OEM hex head shear bolt. Same and Next Day Delivery. Recognized for their broad heads and outstanding security features, these fasteners prove to be an excellent choice for steel-to-steel connections. , Hot Dipped Galv, 950PK See our 856 reviews on Email Link Fastenwell is one of the leading structural bolt manufacturer and exporter in China and Asia market, which mainly produce, stock and supply bolts for structural steel connnections, say hex bolts hot dipped gavalnised grade 8. This is real site practice — not guesswork, not rattle guns. A-490 or A490 structural bolts are heavy-duty fasteners commonly used in high-strength structural steel connections or structural bolting projects such as construction and bridge work. Jun 30, 2023 · Structural bolts are a type of fastener specifically designed for use in structural steel connections. I Overhead Doors provide high-quality garage doors for homes and businesses in a variety of styles and colors. Sep 27, 2024 · Bolt connections in steel structure are used to assemble, link and join components into block systems as well as truss frames. The steel structure torsion shear bolt is a kind of high-strength bolt, and it is also a kind of standard parts. The blind bolt system is simply inserted through pre drilled holes and tightened with a torque wrench. M12 Hollo-Bolt can secure up to 69mm of steel material. Mild Steel Grades Mild steel L type foundation bolts are used in light to medium-duty structures such as small buildings, sheds, and general fabrication work. BIS Certification is a hallmark of quality, safety, and reliability in India, and it is essential for a wide range of products, including industrial fasteners. The solution? Choosing the right bolt for each application. Explore verified suppliers, competitive pricing, and customization options. Mar 25, 2025 · Bolts are a critical component in steel construction, used for securing connections, distributing loads, and maintaining structural integrity.