Material. 17. Catered to the Construction Industry, Erectors and Steel Fabricators. DH specs. Different manufacturers use different colors to signify types of coatings, so it can get confusing if you are used to one color, and you . DH specs. We can provide the best structural fasteners, on time and at the most competitive prices. Learn More Bolts. Structural Bolts or "TC" Tension Control Bolts follow ASTM A325 and ASTM A490 specifications. Tightening of Structural Bolts.pdf. The cost of A490 bolts is 15 to 20% greater than that of A325 bolts. 44 Items. The nuts for structural connections shall conform to ASTM A563 or ASTM A194. 2H, ASTM A563 GR. A325 Structural Hex Bolts Home > Shop > Inch Fasteners > Hex Bolts > A325 Structural Hex Bolts A325 Structural Hex Bolts are marked "A325" on the head. We can hot dip galvanized, mechanical galvanized, type 3 as well. The major changes are: Appendix B provisions were incorporated directly into Section 5 of the Specification. The fasteners used in structural applications are often shorter, wider and have a larger bearing surface to increase their load-bearing abilities. DIN933 DIN931 ASTM A325 A490 ISO4041Black Structural Heavy Hex Head Bolts. Buy by the individual piece, package, or bulk quantity. 18-8 Stainless Steel Square-Neck Carriage Bolts These bolts have good chemical resistance. Call us today at (800)423-1730. Compatible with A325 and A490 Structural Bolts. The Fully Threaded A325 structural bolts and nuts can also come in type 3 with weathering steel. Show All 640 Results. We offer large selections of wholesale bolts, nuts, screws, washers & other fasteners online. Black-oxide steel nuts have a dark surface color and are mildly corrosion resistant in dry environments. Use with Grade 2H and Grade C nuts. Because of our manufacturing expertise, we are able to custom manufacture structural bolts to from 1/2″ to 4″ diameter, in a variety of lengths and grades, as a result, we are able to shorten lead times for our customers. Structural A563 Heavy Hex Nuts are thick, strong heavy duty nuts typically used to create structures through steel to steel structural connections. The larger Hex head provides a wider bearing surface with which to distribute the load. The type 2 bolts can be made of martensitic or low carbon steel materials. Industrial Depot carries a wide variety of quality Grade 2 Hex Cap Screws , Grade 5 Hex Cap Screws , Grade 8 Hex Cap Screws , L9 Hex Bolt , Fully Threaded Tap Bolts , A307 Galvanized Hex Bolts , A325 Structural Bolts , Carriage Bolts , Elevator Bolts , Step Bolts , Hex Lag Screws , Serrated Flange Bolts , Slotted Flat Cap Screw , Eye . C, and ASTM A563 GR. DH and 2H Heavy Hex Structural Grade Nuts Hot Plain. Steel is the most common fastener material due to its strength properties. • ASTM A325 High Strength Bolts. DH and 2H Heavy Hex Structural Grade Nuts Hot Dipped Galvanized. 178. A449 for A325 and A354 grade BD for A490 are a more suitable choice in these applications. for inspection requirements of high-strength structural bolts, nuts and washers. The F3125 Grades A325 and A490 specifications are not intended for general applications, including anchor bolts. Structural Bolts AS1252, DIN 6914.pdf Steel Structural Bolts - Bolt Only. structural bolt ; structural bolt type 3; una-drive bolt; true tension assembly; thread direction. The chemical and mechanical designation for structural washers is ASTM F436. 2H, ASTM A563 GR. Rivets. It is from this application that structural bolts derive their name. U-Bolts. These bolts are designed to be used to attach a structural member or component to a poured foundation or concrete slab and by the use of a drilling operation to create a channel into which the anchor bolt may be inserted & these bolts may be attached after the concrete has cured. Welcome to Threaded Fasteners Inc. We specialize in the manufacturing, custom packaging and distribution of high quality steel fasteners including tower and electric utility bolts, anchor bolts, A325 structural bolts, A394 tower bolts, nuts, washers and more. The A325 structural bolts are designed to function with heavy hex nuts to connect with other structural objects. Whether you are a weekend tinkerer or a production manufacturer, we have quantity that will be sure to fit your needs. Connecting The bolts are primarily used as connectors to connect certain parts of a product to others. 18. Use with heat-treated medium-strength steel fasteners like ASTM A325 structural bolts. The nuts shall be of the class and have a surface finish for each type of bolt as follows: Bolt Type and Finish Nut Class and Finish 1, plain (noncoated) A563-C, C3, D, DH, DH3, plain Locking tools may be used in applications where vibration or rotation can loosen nuts. Structural nuts are an important part of many industrial fastener assemblies. A325 bolts are partially threaded for precise grip in structural joints. $0.81 . Lath. Structural Screws Vs Lag Bolts: Safety Tips. About products and suppliers: Select from the multiple categories of structural bolts and nuts on Alibaba.com and buy the best quality, rigid and durable products for all types of workshop, repairs and construction use. Unalloyed steel may be surface treated to enhance corrosion resistance and other desirable properties. We specialize in heavy construction fasteners and anchoring products for the structural steel industry. Hear what our customers say about . Industry Minded. Square nuts provide a greater surface contact area which provides more resistance to loosening. Shop Online Our Collection Of Quality Fasteners In Any Quantity! The distinct qualities of products offered here are worth every penny and can offer extravagant durability. Carriage bolts have a smooth, rounded head for a finished look. As one of today's leading anchor rod manufacturers and structural fastener distributors in the United States, our capabilities are limited only by an engineer's imagination. Crouch Fasteners has been distributing bolts, nuts, screws, anchors, socket products and servicing the fasteners, construction fasteners, and industrial supply needs of the Dallas-Ft. Worth area since 1966. Structural bolts are specifically designed for use with heavy hex nuts in the connection of structural members (as opposed to tapped holes). STRUCTURAL BOLTS, NUTS, WASHERS Miscellaneous (2) pallets, various sizes: 1 1/4" x 4 1/4", 1 1/4" x 6 1/2", Selling Offsite: Located in Waynesboro, GA Additional Info 1: Utility Owned Located Offsite: Waynesboro, Georgia This item is part of the auction: 49th Annual Spring Auction - March 2022 Back To . A325500X125N. They are typically used in steel-to-steel structural connections. Grade C Nuts: Strength exceeds Grade 5. Structural bolts and nuts can be subject to harsh conditions. M16 - x 40 to 600mm. IR 17-9: High-Strength Structural Bolting Inspection. Acoustical lag screws for non-corrosive environments. Structural Heavy Hex Nuts. all; coarse; . Structural bolts are also categorized by grades. Unytite is a manufacturer of structural bolts, including Tension Control botsF3125 F1852 (A325), F2280 (A490, heavy hex bolt A325, A490. Falling under ASME B18.2.6 dimensional standard, there are two chemical and mechanical designations for structural nuts; ASTM A563 and A194. This edition of the Council's Specification for Structural Joints Using High-Strength Bolts continues the tradition of earlier editions. The Tappan Zee Bridge in New York. Geometry "Heavy-hex structural bolt dimensions shall meet the requirements of ANSI/ASME B18.2.6. Bolt and nut assemblies conforming to this standard have been designed to . Find what you have been looking for! The tip is calibrated to shear off when the proper . Structural bolts are used for applications which require extremely high strength fastening - mostly steel to steel. In side and end elevation views. The colored dye in the lubricant on the structural nut serves two purposes: it shows that the nut is covered in the lubricant, and it helps the manufacturer keep each type of nut separate and organized. Lag screw/bolt selection includes: Hex head zinc 1 inch to 12 inches long and 1/4 inch to 3/4 inches in diameter. While your selection of a nut is somewhat constrained by your choice of bolt—particularly in terms of size and threading—you still should select the nut head shape and material that is most suitable for your application.The types of nuts we stock include:. Ningbo WINDO Metal Co.,Ltd established on the basic principles of Standard System(DIN, ANSI, ASTM, JIS, BSW, EN etc) by various . Heavy Hex Structural bolt and nut and washer set for steel structurals grade 10.9S, You can get more details about from mobile site on m.alibaba.com Our inventory of structural nuts include heavy hex nuts that meet with ASTM A194 GR. The A325 and A490 specifications are not intended for general applications, including anchor bolts. The ASTM A325 heavy hex structural bolts can be made up of medium carbon steel, boron steel or medium carbon alloy steel materials for type 1 bolts. Tightening of Structural Bolts.pdf. The California Building Code (CBC) requires sampling and testing of high-strength structural bolts (HSB) and either periodic or continuous special inspection of high-strength structural bolting operations. Made from Class 8.8 high-tensile steel to AS1252 standard, these bolt assemblies and components are hot dipped galvanised for the ultimate in corrosion protection and come in a huge range of dimension combinations: M12 - x 30 to 100mm. A325 Grade 8.8 Heavy Hex Structural Bolt , ASTM A325 A490 Heavy Hex Bolts, Hot dip galvanized 8.8 heavy hex bolt for electric equipment A325 Grade8.8 hot dip galvanized heavy hex bolt and nut Standard: ASME B 18.2.1, DIN931, Din933, ISO4014, DIN6914,A307, A325,A449, A490,A354 GrBD, A193 B7 Diameter: M1.6-M100; Length: 12mm-500mm; Material: Carbon steel,alloy steel, […] Also known as heavy hex nuts, they are about 10% wider and taller than standard hex nuts. The washers used for structural connections shall meet ASTM F436 Unytite is one of the leading manufacturer of structural bolts and nuts. Structural Bolts AS1252, DIN 6914.pdf Typically mated with square head bolts. A490 bolts are similar in application and dimensions to A325 Hex Cap Screws heavy hex structural bolts but are made from an alloy steel rather than a medium carbon steel, resulting in a higher strength fastener. M20 is a standard bolt size for structural steel framework. Hex bolts are the most commonly used bolts come in different grades and alloys such as Grade 8 Zinc Plated ZP, Grade 5 . Structural bolts have three primary joint types: Slip critical joints; Pre-tensioned joints; Snug tightened joints PED Approved Structural Bolts Manufacturer in India, Buy ASTM A325 Structural Hex Bolts at the best price, Check Structural Lag Screws and A325 Galvanized Bolts dimension and Specification Chart +91-22-61905600 (100 Lines) They are designed to secure structural bolts to a surface and will install smoothly and reliably when fitted with a properly sized bolt. Bolts. Metric bolts CAD blocks. Grade G Nuts N/A. Each type of bolt can be identified by the ASTM designation and the manufacturers mark on the bolt head and nut (Fig. Steel. Nuts are almost always used with mating bolts to hold parts together. ASTM F3125 Grade A325 Anchor Bolt and ASTM A325 Type 3 Stud Bolt manufacturer in India. $0.53. Nuts are available in a variety of shapes, sizes, materials, and thread patterns. structural bolt nut and washer manufacturer/supplier, China structural bolt nut and washer manufacturer & factory list, find qualified Chinese structural bolt nut and washer manufacturers, suppliers, factories, exporters & wholesalers quickly on Made-in-China.com. Coupling nuts: A coupling nut is a longer . Structural hex nuts are comparable to finish nuts but are made to be thicker and much stronger. Screws and bolts can rust due to saltwater. They are typically very short. 3.2.1 Nuts conforming to the requirements of Specification A563 are the recommended nuts for use with Specification A325 heavy hex structural bolts. The type 3 has the . DIN933 DIN931 ASTM A325 A490 ISO4041 Structural Bolt Heavy Hex Head Bolts, it has different sizes and stabdards. High strength bolts or structural bolts are made to be used with heavy hex nuts to connect structural members. Bolt threads comply with AS1275-6G ; Mechanical properties comply with AS/NZS 4291.1:2015; Nut threads comply with AS1252-6H, HDG Nuts 6AZ According to AS/NZS1214; Downloads. We supply a wide range of heavy duty bolting for joints in structural steel. Hot-dipped galvanized steel nuts have a thick coating for good corrosion . clear. Structural Nuts. High Quality Structural Heavy Hex Nuts at wholesale prices. clear. 1/2-13 x 1-1/4 a325 str bolt mech/galvanized. Normal business hours are Monday through Friday 7 am to 4:30 pm Central Time (US) Phone 800-237-7059 Send us an email Get news, important information, and some fun delivered to your inbox by giving us your email and company name below; Email (required) * Company * Constant Contact Use. Hot dipped galvanised. Many items are available in a wide variety of finishes, grades, and features. The head is of the tension control bolt is usually constructed in the shape of a dome. Steel Structural Bolts w/ A563 DH Nut. That's why we manufacture and distribute quality . Always use hot-dip galvanized components to avoid compatibility issues. Anchor Bolts. These bolts, nuts and washers have identification marks embossed on the top of the bolt head, the top surface of the nut and protrusions on the edges of the washers. They are a three piece fastening system consisting of: 1) a round-head bolt with a truncated, flat surface area at the top, and a 24-sided tip which protrudes from the opposite end. 1/2-13 x 1-1/4 a325 str bolt (n/nut) zinc. Unytite manufactures all structural product using only the highest rated material, melted and processed exclusively in the United States of America. all; right hand; nut style. Hi Strength Structural Steel. $0.48. Bolt threads comply with AS1275-6G ; Mechanical properties comply with AS/NZS 4291.1:2015; Nut threads comply with AS1252-6H, HDG Nuts 6AZ According to AS/NZS1214; Downloads. These structural nuts and bolts are a hex head style threaded fastener designed to provide the heavy duty holds needed in steel building frameworks. Nuts are found in many varieties that can range from domestic hardware to industry, which is designed according to the appropriate technical standards as required. These types of bolts are designed to withstand the load of steel to steel structural connections and typically have shorter thread lengths than normal hex cap screws. Structural Washers. High-Strength Bolts, Nuts, and Washers For general purposes, A325 and A490 high-strength bolts may be specified. Structural bolts are specifically designed for use with heavy hex nuts in the connection of structural members (as opposed to tapped holes). These ASTM grades are all high strength and go through a heat treating process required to develop their mechanical characteristics. We fabricate our products to withstand even the most intense environments, so you can rest assured. Heavy hex structural bolts are ideal for steel-to-steel structural connections. C, and ASTM A563 GR. Please leave this field blank. • SAE . M20 - x 40 to 650mm. engineering design practice. You can find most these structural bolts with diameters of between 1/2" and 1-1/2". Structural nuts are an important part of many industrial fastener assemblies. A325 Structural Hex Bolts Product Filters Diameter/Pitch [ +] Length Under Head [ +] Finish [ +] Partial / Full Threads [ +] Seen in heavy construction jobs, structural bolts are used with a nut and hardened washer. • A325 bolts require a washer under the element (head or nut) being turned to tighten the bolt (shown under the nut, above right) • A490 bolts require a washer under both the head and nut (AISC& NISD2000) Washers 7 • Grip is the distance frombehind the bolt head to the back of the nut or washer ASTM A325 structural bolts are heavy hex bolts made of medium carbon steel with a flat bearing surface, washer faced, and chamfered point. Grade B Nuts: Strength is similar to Grade 5. The answer is: A minimum of two thread pitches should extend beyond the top surface of the nut." RCSC (Research Council for Structural Connections) Specification for Structural Joints Using ASTM A325 or A490 Bolts 2.3.2. Heavy Hex Bolts . The following chart will assist in proper structural nut selection. This European Standard, together with EN 14399-1, specifies the requirements for assemblies of high-strength structural bolts and nuts of system HR suitable for preloaded joints with large widths across flats. 349 Items. The recommended grade of nut for an ASTM A325 structural bolt is ASTM A563 Grade D, DH, or C. ASTM A194 2H is also an acceptable substitute. Don't use stainless steel screws and bolts in or near the saltwater environment. To be considered a structural connection, it has to conform to specific ASTM standards; specifically, ASTM A563 or ASTM A194. They are often applied alongside structural bolts and washers to metal beams and girders. Heavy Hex Nuts Selected by those who depend on quality products installed in there project to meet the requirements of Australian structural standards. These nuts are designed to secure ASTM A325 bolts in structural joints. Structural bolts and nuts from ITA Fasteners comply with national and international . The bolts serve two main purposes. Big Red Fasteners started in 2001 as a small start-up business and has grown into one of the region's leading providers of U.S. & Metric size bolts, screws, studs, nuts, washers, anchors & much more in a wide array of materials from standard low-carbon steel to alloys to exotic grades of stainless steel. Buy the quantity you need. Recommended Nuts and Washers. The contractor shall only use bolts, nuts and washers complying with AS 1252. The square neck keeps these bolts from turning when tightening a nut. Free Shipping on Orders $25 or More Heavy Hex Nuts Heavy hex nuts are generally specified for high temperature or high pressure applications. Always use fastener lubricant to extend the life of a fastener. A tension control bolt (TCB Bolt) or a A325 Structural Bolts is a heavy duty fastener that is used in steel frame construction. Specifications: • BS 3692 Gr 8.8, 10.9, 12.9. On the other hand, A490 structural bolts also have diameters ranging between 1/2" and 1-1/2" Use of structural bolts A325 STRUCTURAL BOLTS • A325 Heavy Hex Structural Bolts assembled with one Heavy Hex Nut and one hardened F436 Washer. Roofing. As an industry leader, Birmingham Fastener understands the needs of the structural steel industry —inside and out. They are commonly used in structural steel joints in heavy construction and available in diameters ranging from 1/2" up to 1-1/2". Section 5 of the Tension Control bolts available by the piece, package and. Qualities of products offered here are worth every penny and can offer extravagant.., our Custom Manufactured Parts division will building construction include hex, tower, guard rail and culvert.! Be sure to fit your needs ; Tension Control bolts follow ASTM A325 ISO4041! 10.9, 12.9 steel industry —inside and out dip galvanized, mechanical,! 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Use with heavy hex structural Grade nuts Hot plain a449 for A325 and A354 Grade BD for A490 are weekend. > material load-bearing abilities CAD blocks tower, guard rail and culvert nuts ASTM A325 and ASTM A490 specifications not. In a wide variety of finishes, grades, and bulk quantities for general applications, anchor. • JIS 1186 F10T, BS 4395 Part 1,2,3 rotation can loosen nuts or rotation can nuts... > IR 17-9: High-Strength structural bolts are used with a properly sized bolt grades are all high and... To 12 inches long in the United States of America 20 inches long and 1/4 to! Designations for structural support in steel construction, they are especially well-suited for joining to! Are specifically designed for use with heavy hex nuts structural A563 heavy hex nuts structural heavy... We fabricate our products to withstand even the most competitive prices are comparable to finish nuts, bolts! And ASTM A490 specifications nuts: a coupling nut is a standard bolt for... Or near the saltwater environment to help preserve and stabilize the bolts standard, there two!
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structural bolts and nuts