Weld stud concrete anchors. For fixed-base installation, use the wall-mount or floor-mount base— weld or bolt the base to a concrete or steel structure and insert the mast into the opening. Weld stud concrete anchors

 
 For fixed-base installation, use the wall-mount or floor-mount base— weld or bolt the base to a concrete or steel structure and insert the mast into the openingWeld stud concrete anchors  Weld them to the framing to help it adhere to the concrete and resist sheer forces

Our products include: Headed Anchor Studs, a full line of headed concrete anchors for anchoring steel plates and shapes in concrete structures. They can be welded to a flat surface or to the inside or outside of an angle. It is made Weld them to the framing to help it adhere to the concrete and resist sheer forces. Give our office a call for a LTL rate quote at 800-426-5667. DBA PDF print: Deformed Bar Anchor (DBA) print; Related Products. ACT Committee 355, “State-of-the-Art Report on Anchorage to Concrete,” ACI 355. Compare. Steel Embed Plates are used to attach concrete structures to steel framework. However, when you’re evaluating structural steel products for. Home > Products > Weld Studs > CA08-074-11. Our stud welding experts can see if we have it or find it for you. Free shipping over $99 across Canada* Online. Contact us for a quote. 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. All orders placed for weld studs included ferrules. Los Angeles • San Francisco • Seattle • Phoenix Toll Free: 800. They can be welded to a flat surface or to the inside or outside of an angle. welded to embedded plate and there is no groud. D2L Deformed Bar Anchors. For concrete edge distance less than the above requirement, it is recommended to use the Cast-in anchor table for conservative design 7. diameter: 3/8 in. Maximum length available for cold headed product is 8-3/16". Clean the hole out thoroughly before inserting the anchor bolt or other fasteners. 4-40 CD Weld Stud, Flanged, Aluminum from $4. 2004 Nelson Stud Welding Stud and Ferrule Catalog About this catalog:. Nelson Headed Concrete Anchors (H4L) CANSTUD pride's itself on having a large inventory of Nelson Headed Concrete Anchors. We offer a wide range of products consisting of tools, abrasives and fasteners, epoxies, anchors and more! At Abrafast. Available in 302, 304, and 316 stainless steel, ASTM. 4. Length is approximately 1/8″ shorter after welding. 47. 22 lbs. Home > Products > Weld Studs > CA06-058-11. 1-3/8. The CA08-066-11 is 1/2″ in diameter by 4-1/8″ in length before welding. 1 / 2. Headed Concrete Anchors (HCA) DIAMETER "A" LENGTH (BW) PART NUMBER. 1 Request Information Compare Items. They can be welded to a flat surface or to the inside or outside of an angle. Below are shown stock sizes for Concrete Anchors and Shear Connectors. 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. Available in 302, 304, and 316 stainless steel. Size: 3/8 x 1-5/8 Ferrules: All orders for studs include required ferrules Length: Length is before weld. Let's say I wanted to design an anchor for a wall. Weld Studs are installed using a drawn arc stud welding gun to create a permanent,. Shop our huge selection of OEM, MRO, construction, industrial, and safety products. Sales@NelsonStud. Stud Size. Anchor reinft strength is used to replace concrete tension / shear breakout strength as per. Weld-On. They are designed for welding to flat surfaces or welding in the fillet or to the heel of angles. Leave the screws loose until you make your final plunge adjustment. Test reports available on request. Headed Anchor Studs (HCA) are used in all types of concrete connections. Weld Studs. Length is approximately 3/16″ shorter after welding. Length is approximately 1/8″ shorter after welding. Give our office a call for a LTL rate quote at 800-426-5667. 2% offset (psi), R e 350 340 485 345 206HSV Stud anchor HSV Stud anchor 09 / 2014 These pages are part of the Anchor Fastening Technology Manual issueSeptember 2014 201 Tension loading The design tensile resistance is the lower value of - Steel resistance: N Rd,s - Concrete pull-out resistance: N Rd,p = N 0 Rd,p f B - Concrete cone resistance: N Rd,c = N 0 Rd,c f B f 1,N fConcrete Embed Anchors. Weld fasteners are a good solution for creating a super-strong and permanent connection between steel and the fastener. apply shear studs to webs of driven piles after driving piles to refusal. Add to Cart. Riveting and Self Clinching; Screws; Nuts; Levelers; Pins; Fittings ; Electrodes; Inserts; Brackets; Weld Pads; DIN; About Us. 20% (in 2 inches) Headed Concrete Anchors are available for welding to flat surfaces, inside angles, and outside angles. AWS: The headed anchors meet AWS specifications. 2 The design pullout strength of the concrete, P. Ferrules. They can be welded to a flat surface, or to the inside or outside of an angle. They can be welded to a flat surface or to the inside or outside of an angle. Wedge these hangers in concrete and other solid materials. Install them using conventional welding or specialized stud welders; a ferrule is included for use with stud. Home > Products > Weld Studs > CA08-018-11. 2. CFX Threaded with Special Weld Base. Length of concrete anchors are given before weld. 1. 1 structural welding. 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. They are also available in 302, 304,. 0. Length is approximately 1/8″ shorter after welding. They have a head, so poured concrete embeds them solidly. 3. Stud shall be made from cold drawn steel Grades 22. In stock and ready to ship. Stud diameters (D) ½” and under will be approximately 1/8” shorter after weld. Description Description. 3. Stud diameters (D) 1/2” and below will be approximately 1/8” shorter after stud welding. Stud anchors are often shipped loose with the frames or they can be welded into the jambs. The CA08-050-12 is 1/2″ in diameter by 3-1/8″ in length before welding. DBA PDF print: Deformed Bar Anchor (DBA) print; Related Products. Available for rent or purchase, we can custom-designed systems for a variety of end-use applications including fixed manual and automatic feed systems for high. 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. Similar to a weld stud, a deformed bar anchor is a fastener used for anchoring in concrete. They can be welded to a flat surface or to the inside or outside of an angle. These adhesives maintain their strength at temperatures up to 250° F. 6. D2L Deformed Bar Anchors. The two most common anchors are Epoxy and Grout. 3/4 Headed Weld Studs. 2% offset (psi), R e 51,000 49,000 70,000 50,000 30,000 Ultimate Tensile (psi), R m 65,000 61,000 80,000 75,000 70,000 % Elongation, A 5, in 2” gage length 20 17 N/A 40 40 The Headed Anchor Arc Weld Stud, or headed concrete anchor, is a plain shank stud with an oversized "head" for application with arc stud welding equipment. Also, wedge concrete anchors are widely used because it is easy to insert, corrosion-resistant, and among the strongest concrete anchors. 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. ARC WELD STUDS. Self-Contained Stud Welding Unit: Great for remote welding and bridge repair. This is a male concrete anchor which is used for fastening to the base of concrete with the use of a nut and washer. They can be welded to a flat surface or to the inside or outside of an angle. 99. The CA08-050-11 is 1/2″ in diameter by 3-1/8″ in length before welding. 5 and 7. 2020 Nelson® Stud Welding . , ft. Our Weld Studs meet ASTM A108 and A496 specifications. Special inspection during installation of steel headed stud anchors is required in accordance withIBC Sections 1705. Material is a low carbon steel ASTM A496. The sizes listed are before the stud is welded. Types of Stud Welding Three major types of stud welding are equally as effective. BROWSE CATALOG. Headed Weld Studs in Plain Steel with a 3/8" Diameter. Headed Anchor Studs are used in all types of concrete connections. Any special requirements can be Made to Order. Nelson ® offers a complete line of portable and feed stud welding systems to meet even the most demanding of stud welding performance requirements. catalog including Standard Thread Arc Weld Studs,Full Thread Arc Weld Studs,Full Base Arc Weld Studs,Long Reduced Base Arc Weld Studs,Short Reduced Base Arc Weld Studs,No Thread Arc Weld Studs,Bent. MECHANICAL PROPERTIES. The fastener is commonly used for anchoring steel plates and shapes into concrete structures. 2% offset (psi), Re 51,000 49,000 70,000 35,000 % Elongation, A5, in 2” gage length 20 17 N/A 40Weld studs for capacitor discharge and drawn arc stud welding processes exported worldwide from UK manufacturers and weld stud suppliers Taylor Studwelding. They can be welded to a flat surface or to the inside or outside of an angle. 5 Minimum slab thickness Steel stud failures in the push-off specimens were achieved in some relatively “thin” slabs ranging in thickness from 102 to 178 mm. Source: Nelson Stud Welding, Inc. 1/2" Diameter Headed Concrete Anchor from $104. They primarily used to anchor concrete to a steel beam. Our complete catalog is available for online ordering. MIL-S-24149/6 - Military Grade CD Weld Studs. Later, once the erection is complete the rebar is locked into the anchor. Shear Connector Weld Studs are unthreaded with an upset head. welding through metal decking. These general purpose concrete anchors are used in all types of concrete connections. All orders placed for weld studs included ferrules. These general purpose concrete anchors are used in all types of concrete connections. Arc weld studs are headless fasteners joined to a substrate or base material utilizing a highly reliable electric arc welding process. Shop our huge selection of OEM, MRO, construction, industrial, and safety products. Cast in Anchor - is only a headed bolt, headed stud, or hooked bolt. Free Shipping over. CA08-034-11: Type CA 1/2 x 2-1/8 Headed Concrete Anchor Weld Stud. 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. Weld studs are threaded fasteners that take less time to install than fasteners that require drilling, tapping, punching, or screwing. Concrete Anchors range in sizes from 50 pieces per carton to 1000 pieces per carton, while Shear Connectors range in sizes from 1 piece per carton to 200 pieces per carton. They can be welded to a flat surface, or to the inside or outside of an angle. The CA06-066-12 is 3/8″ in diameter by 4-1/8″ in length before welding. com: 600 Front Street, Whitehall, PA 18052 Phone: 610-264-7587 • Fax: 610-264-8127: 110 Penn Am Drive, Quakertown, PA 18951Deformed Bar Anchors are designed for weld and bearing plates in concrete connections. FLUX Weld them to the framing to help it adhere to the concrete and resist sheer forces. The headed concrete anchor studs are designed for welding to flat surfaces or welding in the fillet or to the heel of angles. Reduces the amount of reinforcement needed. The CA08-058-11 is 1/2″ in diameter by 3-5/8″ in length before welding. Stud Anchor Installation. Diameters: 1/2″ through 4″. Home > Products > Weld Studs > CA06-082-11. It is made of low carbon steel, ASTM A29, 1010-1020. They can be welded to a flat surface or to the inside or outside of an angle. Home > Products > Weld Studs > CA04-018-11 . MASON Cast-In Anchors; MIKADO Inserts; Kurimoto Winding Pipe; Steel Fastening. making a stud weld is illustrated in Fig. Technical Support on all Contract Connections products is available on 09 2744049. They come in a variety of diameters to accommodate different needs. Headed Concrete Anchors are. Determine required embedment length for the stud to prevent concrete cone failure B. CFP Small Diameter Threaded Studs. NCHORS. More corrosion resistant than 18-8 stainless steel anchors, these 316 stainless steel anchors have excellent resistance to chemicals and salt water. Size: ½ x 1-1/8 Ferrules: All orders for studs include required ferrules Length: Length is before weld. 1. For maximum efficiency, the hole diameter should be a function of the anchoring material. They have a head, so poured concrete embeds them solidly. Stud, Ferrule & Accessory Catalog . It is recessed so the only outer part visible after setting is the front with the inward pointing serrated edges. The CA08-226-11 is 1/2″ in diameter by 14-1/8″ in length before welding. Steel Stud Anchors for Concrete. The CA08-085-11 is 1/2″ in diameter by 5-5/16″ in length before welding. 3/4" Diameter Headed Shear Connector. Unthreaded studs are available in 6-20mm diameter with up to 100mm in length. PH 1-800-NEL-WELD E-mail: Nelson. They can be welded to a flat surface, inside an angle , or on the heel of an angle using a stud welding system. Embed Plates are the best way to attach concrete to steel. Stud welding gun. These general purpose concrete anchors are used in all types of concrete connections. 2. They can be welded to a flat surface or to the inside or outside of an angle. The frame is secured to the stud before the wall is finished with drywall. 5/. WELD STUD SPECIFICATIONS WELD STUD PACKAGING WELD STUD WEIGHTS D Diameter L Length TRU‐WELD Part Number Pieces Per Box Boxes Per Pallet Pieces Per Pallet Box Weight Pallet Weight 1,000 Piece Weight 1/4 1-1/8 CA04‐018‐11 2,000 27 54,000 48 lbs. 5/8 inch will be approximately 3/16 inch shorter after welding. It is made of low carbon steel, ASTM A29, 1010-1020. In stock and ready to ship. A706 Rebar StudsThese general purpose concrete anchors are used in all types of concrete connections. Anchor with Included Ferrule. 1. PH 1-800-NEL-WELD E-mail: Nelson. It is made of low carbon steel, ASTM A29, 1010-1020. nail drive anchors. hooked bolt —cast-in anchor anchored mainly by bearing of the 90-degree bend (Lbolt) -Nelson Stud Welding, Inc. Browse Arc Weld Studs in the Midwest Fasteners, Inc. Weld-On Stud Anchors for Wet Concrete. 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. In stock and ready to ship. Get a Quote. Arc stud welding is generally used to weld larger diameter studs to thick base metals. Cast-in anchors are threaded shafts with a buried end termination of a hex head, threaded nut, or 90° (L-) or 180° (J-) hook, or headed (non-threaded) studs welded to a surface plate. 40. 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 welders. The Sharktooth Anchor housing and the supporting weld stud are all below the surface. These stud anchors strengthen the parts of buildings where steel framing connects to concrete. It clearly states the three grades of round bar it covers; A-36, Grade 55, and Grade A-105. 2. Finish: Plain (black,) Hot Dip Galvanized. They can be welded to a flat surface or to the inside or outside of an angle. In recent years, steel-concrete composite cable-pylon anchorages are increasingly employed in the construction of long-span cable-stayed bridges, especially in China. 1. Download the spec sheet. 1 right, and General Installation Notes) The steel loop. This creates an increase in shear capacity of concrete and metal. Length is approximately 1/8″ shorter after welding. They can be welded to a flat surface or to the inside or outside of an angle. Nelson Stud Welding, Inc. They can be welded to a flat surface or to the inside or outside of an angle. Equipment for Stud Welding 12 5. 5. 4. Wire Rope Lg. We offer a wide range of products consisting of tools, abrasives and fasteners, epoxies, anchors and more! At Abrafast. They can come in many different lengths ranging from 1/4″ to 5″ and larger. 5. CKL Collar Studs. These general purpose concrete anchors are used in all types of concrete connections. ) Elongation. CA06-042-11: Type CA 3/8 x 2-5/8 Headed Concrete Anchor Weld Studs. ; Shear Connectors for interconnecting concrete slabs to load bearing steel beams. Prices on hot formed. These general purpose concrete anchors are used in all types of concrete connections. The CA08-074-11 is 1/2″ in diameter by 4-5/8″ in length before welding. Nelson. Deciding which to use depends on weld requirements, materials, and applications. The CA06-130-11 is 3/8″ in diameter by 8-1/8″ in length before welding. When ordering, specify Type, Diameter, Length, Material, Quantity, and Part Number. Any special requirements can be Made to Order. Strut-and-Tie model is used to anlyze the shear transfer and to design the required tie reinft. Description: -set anchor bolts and washer on new concrete. 3/8. Concrete Cover for Steel Headed Stud Anchors AISC 360-10 Section I3. Weld studs covered under this SDS are made from carbon steel of 10xx variety. 5 in. 3 of ACI 318-14. Ferrules - All Weld Studs are supplied with the correct ferrule. The CA10-131-11 is 5/8″ in diameter by 8-3/16″ in length before. The CA10-163-11 is 5/8″ in diameter by 10-3/16″ in length before welding. In the space. In cast-in overlaps anchors are made of stud bolts, that are welded to the upper flange of a steel beam. Length is approximately 1/8″ shorter after welding. Headed Concrete Anchors. 8 Dec 15 18:22. Return to Weld Studs Headed Concrete Anchors 3/8" Diameters. They are essential in bridge construction and building construction where the headed part of the stud forms the anchor into. They primarily used to anchor concrete to a steel beam. We have various types of studs, from studs with traditional concrete anchors to ones that are headed or sheared. Weld Studs. Length: Up to 40′ length in 2″ diameter rods, 24′ in diameters greater than 2″. The CA08-162-12 is 1/2″ in diameter by 10-1/8″ in length before welding. 4. 1 Arc Stud Welding Equipment 12 5. 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. F875. Headed Concrete Anchors (HCA) are intended to be welded to flat surfaces or the inside or outside of angles. Concrete anchor types vary and include concrete screws, hammer-set anchors, lag shields, lead screw anchors, plastic wall plugs, anchor bolts and more. Specifications – HCA’s. Choose from our selection of headed weld studs, including weld-on stud anchors for wet concrete, through-hole weld-on pins, and more. Design Chapter 17, “Anchoring to Concrete,” in ACI 318-141 provides design requirements for anchors in concrete used to transmit structural loads by tension, shear, or a combination thereof. Weld studs are placed in contact with a beam or other metal work plate, and welded into place using a Stud Gun. The anchors are attached to steel via a drawn arc welding method. These general purpose concrete anchors are used in all types of concrete connections. Length is approximately 1/8″ shorter after welding. 1,296 lbs. Many features have beenHome > Products > Weld Studs > CA04-066-12. Post-Installed Anchor – expansion anchors, undercut anchors, adhesive anchors (including threaded rods)Wedge Inserts work with mated Askew Head Bolts. Anchor Types Overview. The researches of the construction of a cast-in slab and anchors in the form of stud-bolts were conducted by many authors. 5/8” concrete anchors will be 3/16” shorter after weld (burn‐off). This includes a chuck to hold theDeformed Bar Anchor (DBA) studs are used for weld and bearing plates in concrete connections. com we're dedicated to providing you with professional customer service. On larger steel frames - it is common to pour a pad footing below the slab elevation. Mild Steel and Stainless Steel. Ties masonry to masonry for structural (load bearing) & non-structural intersecting CMU walls. They can be welded to a flat surface, Inside an angle , or on the heel of an angle using a stud welding system. Date: 9/1/1982. Learn more about the features, specifications and benefits of H4L - Concrete Anchor from STANLEY® Engineered Fastening. Other sizes and material also available. 11/16". Home > Products > Weld Studs > CA10-059-11. They can be welded to a flat surface or to the inside or outside of an angle. Unlike sticky backs, stud welded anchors are sturdy, reliable, and are long-lasting. These general purpose concrete anchors are used in all types of concrete connections. 5 and 7. These general purpose concrete anchors are used in all types of concrete connections. 1 / D1. 51 A. 5/8". 2% offset (psi), Re 51,000 49,000 70,000 35,000 % Elongation, A5, in 2” gage length 20 17 N/A 40 Threaded studs are available in M6, M8, M10, M12, and M16 diameters. Home > Products > Weld Studs > CA10-147-11. Replacement Magazine Nose Piece for DFD270. Wedge Insert. ultimate. When welded inside a steel angle, they are called curb. Stud diameters (D) 1/2″ and below will be approximately 1/8″ shorter after welding. 800-936-1948The document that controls anchor bolt manufacturing is ASTM F1554. Talk to an ExpertThese general purpose concrete anchors are used in all types of concrete connections. diameter:These stud anchors strengthen the parts of buildings where steel framing connects to concrete. The CA08-034-12 is 1/2″ in diameter by 2-1/8″ in length before welding. They can be welded to a flat surface or to the inside or outside of an angle. Sales@NelsonStud. Designed to interconnect the concrete slab to the load bearing steel beams. Our consultation services, rentals, equipment, fasteners, and training are just a phone call away. Product Use:Weld Studs. ) Elongation. MIL-S-24149/5 - Military Grade CD Weld Studs. Weld them to the framing to help it adhere to the concrete and resist sheer forces. Material – Low carbon steel, ASTM A496. The steel plate with welded-on anchors is intended to be used for anchorages which are designed according to the design method given in CEN/TS 1992-4:2009 "Design of fastenings for use in concrete", part 1 and 2 [14]. They can be welded to a flat surface or to the inside or outside of an angle. Webbing Guides. Specifications – DBA’s meet AWS Specifications D1. Threaded Studs, Rod Hangers & Assemblies. Sometimes called drawn arc studs, these devices are either unthreaded or have external or internal threading. Thread Source is an anchor bolt and screw suppliers. 1/2" Headed Concrete Anchors. The CA10-083-11 is 5/8″ in diameter by 5-3/16″ in length before welding. For fixed-base installation, use the wall-mount or floor-mount base— weld or bolt the base to a concrete or steel structure and insert the mast into the opening. 2004 Nelson Stud Welding Stud and Ferrule Catalog About this catalog:. *Headed Concrete Anchors are available for welding to flat surface, inside angles, and outside angles. Stud welding uses a type of flux called a ferrule, a ceramic ring which concentrates the heat generated, prevents oxidation and retains the molten metal in the weld zone. Stud diameters (D) 1/2″ and below will be 5/8″ will be approximately 1/8″ shorter after welding. 6. steel in order to fully develop a welded stud connection. Weld them to the framing to help it adhere to the concrete and resist sheer forces. Length is before weld. Weldable Coupler - Threaded. Choose from our selection of steel stud anchors, 18-8 stainless steel stud anchors, weld-on stud anchors, and more. These general purpose concrete anchors are used in all types of concrete connections. 2% offset (psi), R e 51,000 49,000 70,000 50,000 30,000 Ultimate Tensile (psi), R m 65,000 61,000 80,000 75,000 70,000 % Elongation, A 5, in 2” gage length 20 17 N/A 40 40The Headed Anchor Arc Weld Stud, or headed concrete anchor, is a plain shank stud with an oversized "head" for application with arc stud welding equipment. 44 results, (click on any line for more information)Headed Concrete Weld Studs also known as Weld Studs, are unthreaded with. Weld Studs join a stud and another piece of metal together by heating both parts with an arc. The CA10-099-11 is 5/8″ in diameter by 6-3/16″ in length before welding. This coupler/anchor is penetration welded to its steel member. They can be welded to a flat surface or to the inside or outside of an angle. The CA04-066-11 is 1/4″ in diameter by 4-1/8″ in length before welding. For welding to the inside angle and outside angle refer to the next page for ferrule options. About 1 in. com 7900 West Ridge Road 1-800-635-9353 Elyria, Ohio 44035. With fully threaded studs, the names change--but the physical properties are the same. 1/4 2-11/16 CA04‐043‐11 1,000 27 27,000 45 lbs. Sales@NelsonStud. com today!"Your Factory Source for Ohio Weld Fasteners" Employee Owned Since 1980. Lengths range from 16-100mm (mild steel and stainless steel). Replacement Single Shot Nose Piece DFD270. They can be welded to a flat surface, or in the fillet, or on the heel of an angle. Precast columns & beam connections. 7/8. Quantity. $164. Or give us a call at 704-597-5082. 2. Similar to a weld stud, a deformed bar anchor is a fastener used for anchoring in concrete. Headed Concrete Anchor Stud Advantages Headed weld studs are engineered and manufactured to support a range of industrial and commercial concrete to metal. 37d to develop the stud weld. C1015 Stainless 302/304 Body Diameter. 6. They can be welded to a flat surface or to the inside or outside of an angle. Weld-On. In stock and ready to ship. The anchors are attached to steel via a drawn arc welding method. Unthreaded studs are full base (Type UD) unless a smaller base is. All of our studs feature full weld bases. These general purpose concrete anchors are used in all types of concrete connections. Length is approximately 1/8″ shorter after welding. 1 for tubular (api or astm a53) material. tru-weld sj205-t4 portable generator system; stud welding guns. They can be welded to a flat surface or to the inside or outside of an angle.