STUD WELDING PRODUCTS, INC. 1. Shop our vast selection of industrial anchor bolts and fasteners online! Anchor Bolt suppliers, concrete anchor bolts, heavy duty toggle bolts, wedge anchor suppliers, anchor bolts. Choose from our selection of fall-protection anchors, including bolt-on fall-arrest Anchor points, webbing fall-arrest Anchor points, and more. These general purpose concrete anchors are used in all types of concrete connections. E-Z Ancor® Twist N Lock #8 Self-Drilling Nylon Drywall Anchors with Screws, Heavy Duty, 50pcs. DBA’s are often used for concrete anchorage, providing a. 2. g. Weld fasteners are a good solution for creating a super-strong and permanent connection between steel and the fastener. Spot, Stud, Seam Quiz. 5/. FERRULES: All orders for studs include. They can be welded to a flat surface or to the inside or outside of an angle. ACI 318-14 17. All Sleeve Anchors; CONFAST® Hex Head Sleeve Anchor . The stud welded anchors are physically welded on to the back panel or panel door using a stud welding machine. Weld-On Stud Anchors for Wet Concrete. In fact, improper setup causes 90% of all issues with successful stud welding. The CA06-050-11 is 3/8″ in diameter by 3-1/8″ in length before welding. They can be welded to a flat surface or to the inside or outside of an angle. 1/2" Headed Concrete Anchors are most commonly used on embed plates and for composite applications at bent plate/pour stop to anchor the building's edge to the concrete. Home > Products > Weld Studs > CA06-034-11. Length is approximately 1/8″ shorter after welding. For similar function studs, see Nelson H4L Headed Concrete Anchors and D2L Deformed Bar Anchors. com 7900 West Ridge Road 1-800-635-9353 Elyria, Ohio 44035. HEADED, SHEAR & DEFORMED STUDS. Ferrules - All Weld Studs are supplied with the correct ferrule. Shipping: For more than 1 or 2 boxes, LTL is a less expensive way to ship the headed concrete anchors. The CA10-083-11 is 5/8″ in diameter by 5-3/16″ in length before welding. 5/8". 5. Description: -set anchor bolts and washer on new concrete. HEADED CONCRETE ANCHOR – FULL WELD BASE TYPE HCA STUD TYPE FHD FERRULE SUPPLIED Head Diameter (H) – 1” for all 1/2” Headed Concrete Anchors. Concrete embed anchors are one type of concrete embed often used to connect structural steel, and other design elements such as awnings to a concrete structure or structural component. *Headed Concrete Anchors are available for welding to flat surface, inside angles, and outside angles. AFT offers weld studs with diameters ranging from 3/8" up to 7/8" and. Length is approximately 1/8″ shorter after welding. The CA04-066-11 is 1/4″ in diameter by 4-1/8″ in length before welding. It is made of low carbon steel, ASTM A29, 1010-1020. Headed Anchor Studs are used in all types of concrete connections. They can be welded to a flat surface or to the inside or outside of an angle. WELD STUD 1/2" X 4-1/8" Details;Your one shop stop for stud welding. Home > Products > Weld Studs > CA08-034-11. Headed and Threaded Weld Studs. All anchors meet ASTM A108 material specifications and AWS D1. Shop our huge selection of OEM, MRO, construction, industrial, and safety products. Choose from our selection of masonry anchors, including light duty anchors, stud anchors, and more. Ductile concrete connections. in. First, one must have the proper accessories. Arc stud welding is generally used to weld larger diameter studs to thick base metals. For quantity discounts or you don't see the size you need, just give us a call at 800-936-1948! 3/4" Diameter Headed Studs are most commonly used on embed plates and for composite "thru-deck" applications. 2c(1)(2) requires ½-in. Nelson ® offers a complete line of portable and feed stud welding systems to meet even the most demanding of stud welding performance requirements. The CA08-050-11 is 1/2″ in diameter by 3-1/8″ in length before welding. 22 USD. Weld studs are placed in contact with a beam or other metal work plate, and welded into place using a Stud Gun. In recent years, steel-concrete composite cable-pylon anchorages are increasingly employed in the construction of long-span cable-stayed bridges, especially in China. 5 sections 7. MIL-S-24149/6 - Military Grade CD Weld Studs. In stock and ready to ship. 43 lbs. They can be welded to a flat surface or to the inside or outside of an angle. PH 1-800-NEL-WELD E-mail: Nelson. AXC "Fir Tree" Studs. 5. It is made Weld them to the framing to help it adhere to the concrete and resist sheer forces. In the AISC Specification for Steel Buildings they are referred to as steel headed stud anchors, while DBAs are headless studs that resemble steel reinforcing bars or re-bar. Material – Low carbon steel, ASTM A496. Precast columns & beam connections. Weld 3/4" studs on steel surfaces. Minimum 330mm concrete edge distance for M19 stud 5. , Elyria, OH, December 1994. 4. Home > Products > Weld Studs > CA06-050-11. Weld studs covered under this SDS are made from carbon steel of 10xx variety. Designed to interconnect the concrete slab to the load bearing steel beams. They can be welded to a flat surface or to the inside or outside of an angle. CKL Collar Studs. Description: -set anchor bolts and washer on new concrete. diameter:These stud anchors strengthen the parts of buildings where steel framing connects to concrete. Similar to a weld stud, a deformed bar anchor is a fastener used for anchoring in concrete. A-105 and B-7 that represent the strongest tensile. . Identification of studs. 2017 Nelson® Stud Welding Stud, Ferrule & Accessory Catalog This catalog is designed to be a user-friendly source of online information about the Nelson Stud Welding line of studs, anchors, pins, and the standard accessories used to weld them. Concrete Anchors with the diameter of 1/2” or below will be approximately 1/8” shorter after weld. and (b) reinforcement is. They can be welded to a flat surface, or to the inside or outside of an angle. 5. ) Elongation. follow d1. 1. Commonly referred to as headed concrete anchors or headed concrete anchor studs, headed weld studs are used for welding elements to a flat surface or heel of angles. These general purpose concrete anchors are used in all types of concrete connections. They are made of plain low carbon steel, have a 1" head and are designed for anchoring. Internal bearing pressures develop in the concrete near the concrete surface at the stud weld and at the stud head due to rotational restraint. From headed concrete anchors to shear connectors to deformed bar anchors, the Bluearc of weld studs and accessories are designed specifically for the construction industry. Our complete catalog is available for online ordering. Contact us for a quote. Many features have been When installed, headed concrete anchor studs are joined together by heating the weld stud with an arc and welding directly to a flat surface, heel of an angle, or to the fillet. Each of these applications requires the proper style stud and ferrule, so please specify your application when ordering studs. Length is approximately 1/8″ shorter after welding. 26. Mesh Tie. They can be welded to a flat surface or to the inside or outside of an angle. 1/2" Diameter Headed Concrete Anchor from $104. Length is approximately 3/16″ shorter after welding. They can be welded to a flat surface or to the inside or outside of an angle. These are used to strengthen the exposed. 1 right, and General Installation Notes) The steel loop. Steel Stud Anchors for Concrete. Length is approximately 1/8″ shorter after welding. 1/2" DBA - Deformed Bar Anchors. 5 section 5 part b. A concrete anchor is a steel shaft either cast into concrete at placement or post-installed after the concrete has hardened. This Standard prescribes requirements for the stud welding of steel studs to steel elements, such steel studs being used for the attachment of members and connection devices to concrete (as concrete anchors and as shear connectors in composite steel and concrete construction), and for the fastening of other members and appurtenances. 99. They can be welded to a flat surface, inside of an angle or outside of an angle. In fact, formal de-sign concepts for headed-stud anchors have existed in the Precast/Prestressed Concrete Institute’s (PCI) PCI Design Handbook since the early 1970s. 3. These stud anchors strengthen the parts of buildings where steel framing connects to concrete. Below are shown stock sizes for Concrete Anchors and Shear Connectors. STUD WELDING STORE. See "Headed Concrete Anchors" for 5/8" diameter and below. The Sharktooth Anchor housing and the supporting weld stud are all below the surface. The CA08-034-12 is 1/2″ in diameter by 2-1/8″ in length before welding. They are typically used in conjunction with a nut to keep together structural materials or bear weight. ultimate. Download Nelson Stud Technical Brochure 2018. These are the components for the stud weld gun that accommodate the par-ticular stud being welded. 1" and Head Thickness of approx. Choose from our selection of headed weld studs, including weld-on stud anchors for wet concrete, through-hole weld-on pins, and more. Nelson Stud Welding, Inc. This type of stud welded fastener is flux-loaded on the weld end for studwelding in concrete embedment and other applications. The Steel Supply Company provides a full line of Weld Studs, Concrete Anchors, Shear Connectors, Threaded Studs, Stainless Steel Weld Studs and Deformed Bar studs. Headed Anchors. If the stud anchor is. STD. For more information, call Image Industries at (866) 944-0335 or. Short Cycle Studs. 2. apply shear studs to webs of driven piles after driving piles to refusal. (HCA) Nelson headed concrete anchors deliver code specified embedded tension and shear strength values between steel and concrete. Headed Anchor Studs are used in all types of concrete connections. These general purpose concrete anchors are used in all types of concrete connections. When welded to a flat plate, the resulting product is called an Embed Plate. Weld threaded studs and pins to steel and stainless steel without damaging the opposite side of the material. These general purpose concrete anchors are used in all types of concrete connections. 3 and 1704. They can be welded to a flat surface or to the inside or outside of an angle. but can be used anytime there is a need to attach steel to a concrete panel or slab. Date: 9/1/1982. Headed Concrete Anchors are. All anchors meet ASTM A108 material specifications and AWS D1. The CA06-130-11 is 3/8″ in diameter by 8-1/8″ in length before welding. MILD STEEL. Fastenal is the largest fastener distributor in North America. Stick Out by Stud Diameter. Headed Anchor Studs are used in all types of concrete connection. These general purpose concrete anchors are used in all types of concrete connections. These general purpose concrete anchors are used in all types of concrete connections. Length is approximately 1/8″ shorter after welding. Because of the inter connection or composite construction resists shear loading between the concrete and steel beams. After welding, concrete anchors will be approximately 1/8″ shorter for 1/2″ studs, or 3/16″ shorter for 5/8 studs. 1 - 4 of 4 | Results Per Page | View | Unit of Measure. Insert stud anchor, clipped end first, into the predrilled hole in the concrete. BROWSE CATALOG. Includes Concrete Anchors, Shear Connectors, Punch Shear Resistors, Fully and Partially Threaded, Non-Threaded, Collar Studs, Knock-off Studs, Stud-Weldable Deformed Bar and other specialty low-carbon steel Weld Stud configurations. These stud anchors strengthen the parts of buildings where steel framing connects to concrete. They are made of plain low carbon steel, have a 1" head and are designed for anchoring. 1-800-523-5092. 5/. 2004 Nelson Stud Welding Stud and Ferrule Catalog About this catalog:. Fastenal is the largest fastener distributor in North America. Tensile. Home > Products > Weld Studs > CA06-066-11. The CA06-066-11 is 3/8″ in diameter by 4-1/8″ in length before welding. Non-cracked concrete Cracked concrete Anchor size M8 M10 M12 M16 M20 M24 M8 M10 M12 M16 M20 M24 Tensile NRk HST [kN] 9,0 16,0 20,0 35,0 50,0 60,0 5,0 9,0 12,0 20,0 30,0 40,0. Why would I ever use headed studs if I can use rebar to get WAY more strength in tension. weld shear studs in accordance with aashto/aws d1. Home > Products > Weld Studs > CA08-162-12. stud welding operations commencing. Headed Shear Connectors come in diameters of 3/4", 7/8", and 1". 2. Choose from our selection of steel stud anchors, 18-8 stainless steel stud anchors, weld-on stud anchors, and more. com 7900 West Ridge Road 1-800-635-9353 Elyria, Ohio 44035 1/04. Weld-On Stud Anchors for Wet Concrete. Sew webbing onto these plates for a permanent anchor point or run webbing through to use them as guides. In stock and ready to ship. Stud bracing. The CA08-226-11 is 1/2″ in diameter by 14-1/8″ in length before welding. Fastenal is the largest fastener distributor in North America. All anchors meet ASTM A108 material specifications and AWS D1. Quality of concrete. Nelson Stud Welding, Inc. Contract Connections Ltd is the leader in the specialised field of STUDWELDING in all forms. Headed Concrete Anchor Stud Advantages Headed weld studs are engineered and manufactured to support a range of industrial and commercial concrete to metal. Weld them to the framing to help it adhere to the concrete and resist sheer forces. Home > Products > Weld Studs > CA06-034-12. For maximum efficiency, the hole diameter should be a function of the anchoring material. 3. Threaded Studs, Rod Hangers & Assemblies. 1/2" Headed Concrete Anchors are most commonly used on embed plates and for composite applications at bent plate/pour stop to anchor the building's edge to the [email protected] we're dedicated to providing you with professional customer service. The CA06-034-12 is 3/8″ in diameter by 2-1/8″ in length before welding. 74 USD. Nelson ® offers a complete line of portable and feed stud welding systems to meet even the most demanding of stud welding performance requirements. Welding Through Metal Deck are available for this stud, for this option. 5/16" and are made of plain steel. com 32035 Creekside Drive, Cleveland, Ohio 44124 fax 216. Stud anchors are often shipped loose with the frames or they can be welded into the jambs. Free Shipping over. 1919 • Stay In The Know - Sign up for the latest info and our free magazine. Physical properties of H4L and S3L anchors s s y s s Diameter Nominal Yield Tensile 2017 Nelson® Stud Welding Stud, Ferrule & Accessory Catalog This catalog is designed to be a user-friendly source of online information about the Nelson Stud Welding line of studs, anchors, pins, and the standard accessories used to weld them. Shear walls. Stud welding products are suitable for the fastening needs of virtually every industry and our products include externally threaded fasteners, shear connectors, concrete anchors, punching resistor studs, and the equipment used to apply, assemble and weld these items. Home > Products > Weld Studs > CA06-058-11. Head Height (A) – 5/16” for all 1/2” Headed Concrete Anchors. In stock and ready to ship. Weld Studs join a stud and another piece of metal together by heating both parts with an arc. Unless stated otherwise, all threaded studs are reduced base (Type RD). Unlike a weld stud, deformed bar anchors do not have a head and the bodies of the anchors are dimpled, similar to rebar. 6 Ultimate Tensile (psi), Rm 65,000 61,000 80,000 70,000 Yield, 0. The CA08-066-11 is 1/2″ in diameter by 4-1/8″ in length before welding. Headed concrete anchors and shear connectors are used in all types of concrete connections. Sometimes called drawn arc studs, these devices are either unthreaded or have external or internal threading. Anchor Points. Buy now and save at Abrafast. Studs are manufactured from low carbon steel, ASTM A29 / A108, 1010-1020. Weld Studs are installed using a drawn arc stud welding gun to create a permanent. Other sizes and material also available. CKL Collar Studs. These adhesives maintain their strength at temperatures up to 250° F. They are designed with indented deformations, rather than welded-headed studs. 5. The CA04-066-12 is 1/4″ in diameter by 4-1/8″ in length before welding. Shear Connector Studs are designed to tie concrete to the steel beams and to reisist shear loadings between the concrete slab and steel beam in composite construction. From the Nelson report, a reduction factor of 0. worldwide basis including the automotive, construction and industrial markets. Headed steel stud anchors (shear connectors) welded to a steel base and encased in concrete have been the most common method for transferring forces between the steel and concrete materials in composite construction. Weld Studs. Headed Concrete Anchors (HCA) are intended to be welded to flat surfaces or the inside or outside of angles. 94 USD. The CA10-131-11 is 5/8″ in diameter by 8-3/16″ in length before. This process uses heat from resistance to an electrical current. A continuous bulb tee embedded solidly in a grouted bond beam pro-vides a welded connection between a masonry bearing wall and a steel roof joist. The stud is held in place as the molten metal solidifies instantly accomplishing a high quality fusion weld. tru-weld sj205-t4 portable generator system; stud welding guns. It clearly states the three grades of round bar it covers; A-36, Grade 55, and Grade A-105. 2. 3/4" Diameter Shear Connector from $86. Also known as Tapcons, these screws are often used to anchor parts to concrete, block, and brick. It is made of low carbon steel, ASTM A29, 1010-1020. Wedge Insert. Both the Wedge Insert and the Sharktooth Insert are embedded the same way. 20% (in 2 inches) Headed Concrete Anchors are available for welding to flat surfaces, inside angles, and outside angles. 1 structural welding. Nelson Stud Welding, Inc. Return to Weld Studs Headed Concrete Anchors 3/8" Diameters. They are made of plain low carbon steel, have a 1. F875. Weld Studs are installed using a drawn arc stud welding gun to create a permanent. It is made of low carbon steel, ASTM A29, 1010-1020. These general purpose concrete anchors are used in all types of concrete connections. Embed Studs. Stud diameters 1/2” and under will be approximately 1/8” shorter after weld and stud diameters of 5/8” will be approximately 3/16” shorter after weld. Length of concrete anchors are given before weld. 5. ; Shear Connectors for interconnecting concrete slabs to load bearing steel beams. 60 USD. CA06-042-11: Type CA 3/8 x 2-5/8 Headed Concrete Anchor Weld Studs. High-shear load areas in concrete construction. They can be welded to a flat surface, or in the fillet, or on the heel of an angle. For 3/4" thru 1" Diameters, see Headed Shear Connectors. These stud anchors strengthen the parts of buildings where steel framing connects to concrete. Actual colors may vary - please request samples Price note: Weld studs, or headed concrete anchor studs, are unthreaded fasteners with an upset head and a ferrule ceramic collar and used in many types of concrete connections. From $218. 2 Capacitor Discharge Stud Welding Equipment 17 5. PH 1-800-NEL-WELD E-mail: Nelson. BROWSE CATALOG Weld Studs. The anchors are attached to steel via a drawn arc welding method. They are widely used in steel building, bridges, etc. Length: Length is before weld. Expert Member. Concrete masonry unitNelson Stud Welding, Inc. Sales@NelsonStud. L2L Lagging Stud with Hole. In fact, formal de-sign concepts for headed-stud anchors have existed in the Precast/Prestressed Concrete Institute’s (PCI) PCI Design Handbook since the early 1970s. ACI 318-14 17. Steel Stud Anchors (SSA) These are used on frames mounted to steel stud walls. (HCA) Nelson headed concrete anchors deliver code specified embedded tension and shear strength values between steel and concrete. Goble determined the minimum flange thickness required must be greater than 0. (9. MECHANICAL PROPERTIES. The CA08-018-11 is 1/2″ in diameter by 1-1/8″ in length before welding. These general purpose concrete anchors are used in all types of concrete connections. These stud anchors strengthen the parts of buildings where steel framing connects to concrete. They can be welded to a flat surface or to the inside or outside of an angle. Concrete anchors used for heavey, medium and light duty applications in materials: concrete, masonry and drywall. 1. They can be welded to a flat surface or to the inside or outside of an angle. Install them using conventional welding or specialized stud welders; a ferrule is included for use with stud. It is made of low carbon steel, ASTM A29, 1010-1020. Our consultation services, rentals, equipment, fasteners, and training are just a phone call away. These general purpose concrete anchors are used in all types of concrete connections. Choosing the right headed stud will be essential when considering a pre-cast construction project. 27. 6. They can be welded to a flat surface or to the inside or outside of an angle. 3/4" Diameter Headed Shear Connector. Shear anchors (S3L: 3/4”-1”) are typically used in composite steel construction for holding. welded-headed studs. They can be welded to a flat surface or to the inside or outside of an angle. It is made of low carbon steel, ASTM A29, 1010-1020. stud anchors cannot be placed directly on the beam flange and instead must be attached to bent edge plate that is in turn welded to the beam. Home > Products > Weld Studs > CA08-162-11. ) andOur weld studs are also referred to as headed concrete anchor. These general purpose concrete anchors are used in all types of concrete connections. We offer a wide range of products consisting of tools, abrasives and fasteners, epoxies, anchors and more! At Abrafast. CFP Small Diameter Threaded Studs. Install them using conventional welding or specialized stud welders; a ferrule is included for use with stud welders. Length is approximately 3/16″ shorter after welding. Our weld studs are also referred to as headed concrete anchor. Typical connection using deformed bar anchor studs in a precast/prestressed concrete tee. use qualified welders in accordance with aws d1. Wiewel, Harry, “Report of Tests Conducted on Nelson D2L Deformed Bar Anchors Installed in Stone Aggregate Concrete,” Nelson Stud Welding, Inc. The CA08-050-12 is 1/2″ in diameter by 3-1/8″ in length before welding. apply shear studs to webs of driven piles after driving piles to refusal. Mild Steel and Stainless Steel. The typical use is for anchoring steel plates and shapes in concrete. Considerations for Stud Selection 7 4. 11/16". The CA08-194-11 is 1/2″ in diameter by 12-1/8″ in length before welding. CargoSmart Forged Steel D-Ring Tie-Down Anchor - Weld On - 1/2" x 3-3/8" - 4,000 lbs - 348823. They can be welded to a flat surface or to the inside or outside of an angle. 1/4 2-11/16 CA04‐043‐11 1,000 27 27,000 45. All orders placed for weld studs included ferrules. Stud Size. Stick Out by Stud Diameter. H4L - Concrete Anchor is a type of headed stud that can be welded to steel structures and embedded in concrete. It is made of low carbon steel, ASTM A29, 1010-1020. weld shear studs in accordance with aashto/aws d1. Unlike a weld stud, deformed bar anchors do not have a head and the bodies of the anchors are dimpled, similar to rebar. Stud Concrete Anchor. PH 1-800-NEL-WELD E-mail: Nelson. the structural capacity of the plate or anchors. 6. 2. 1/4 3. I have two questions: 1. bent edge plate adequately to the trans-fer the shear force from the stud to the top flange of the beam, can the shear studs be attached to the edge plateHeaded Anchor Studs are used in all types of concrete connection. Use 3/4" x 5" bolts, washers and expansion shields on existing concrete docks. They can be welded to a flat surface, or in the fillet, or on the heel of an angle. The sizes listed are before the stud is welded. The steel plate with welded-on anchors is anchored in concrete by mechanical interlock between the anchor and the concrete member. Weld-On Stud Anchors for Wet Concrete. Browse our website or contact us by phone at 800-722-7883 to place an order! Providing superior stud welding and stud welder parts and equipment isn't enough. The CA04-018-11 is 1/4″ in diameter by 1-1/8″ in length before welding. 6-32 CD Weld Stud, Flanged, Aluminum from $4. Ferrules - All ARC Weld Studs are supplied with the correct ferrule for your application, if you do not see the option you are looking for, select other can call for exact type. Length is before weld. For 3/4" thru 1" Diameters, see Headed Shear Connectors. It is made of low carbon steel, ASTM A29, 1010-1020. Free shipping over $99 across Canada* Online. For its connection to the steel member, this coupler employs the same penetration weld as the one above. Get a Quote. We also have a range of Insulation Pins and Clips in Stainless Steel and Mild Steel. Weld Studs can be crafted in an variety of sizes, shapes and materials to meet your specifications for any job. 1 / 2. They have a head, so poured concrete embeds them solidly. 1/2" Headed Concrete Anchors are most commonly used on embed plates and for composite applications at bent plate/pour stop to anchor the building's edge to the concrete. Available in Mild (Low Carbon) Steel, stainless steel and. The CA10-099-12 is 5/8″ in diameter by 6-3/16″ in length before welding. Sales@NelsonStud. Providing superior stud welding and stud welder parts and equipment isn't enough. Mild Steel and Stainless Steel. Bridges. 252. Threaded CD Weld Studs Aluminum. These general purpose concrete anchors are used in all types of concrete connections. 0349 telephone 216. If you have any questions on a product or service, please contact us and a member of our team will respond in a timely manner. They are also available in 302, 304,. Home > Products > Weld Studs > CA10-051-11. welded to embedded plate and there is no groud. Weld Studs are Commonly Used In: Buildings Bridges Power Distribution Equipment Food Service Vehicles Ship Building Military Applications Embed Plates Weld studs are listed. They can be welded to a flat surface or to the inside or outside of an angle. We also stock a large inventory of threaded stainless steel arc studs along with shoulder studs. Weld Studs are installed using a drawn arc stud welding gun to. Where a fabricator may drill a hole to insert a bolt for an attachment point, a CD Stud can be shot to the attachment side with no. Stud when welded to base metal will be approximately 3/16” shorter after weld and when welded thru-deck 3/8” shorter after weld. Stud Welding. “kicking back,” which breaks out a crater of concrete behind the stud, as illustrated in Fig. com 7900 West Ridge Road 1-800-635-9353 Elyria, Ohio 44035 1/04 NELSON STUD WELDING SPECIFICATION: H4L Headed Concrete Anchors (HCA) Nelson headed concrete anchors deliver code specified embedded tension and shear strength values between. Grounding Stud -- GRD. Fastenal is the largest fastener distributor in North America. Headed Anchor Studs are used in all types of concrete connections.