Below is that bolt chart with wrench size. While we aren’t masons ourselves, we hope to prevent you from having to call one. Steel: AISI 1006-1022 or equivalent steel. 5/16". Stainless Steel. Applications/ Advantages Steel, Electro-plated Zinc: For use in wood in non-corrosive environments. Hex Lag Screws: Dimensions (ASME B18.2.1-1996) Basic Product Diameter. Lab bolts are used for bolting wood or similar material to metal. Material … Lag screws vary in sizes and lengths so if you want to use lag screws for your construction, you should get screws that are long enough to hold … Pull-Out Factors A lag screw can have as much as a nine times greater bonding factor to wood than a regular nail. Unless specified, the lag bolts we make will have a semi-cone point, not a gimlet point typically supplied on smaller import product. Adhesive Dispensing Equipment & Accessories, Chemicals, Lubricants, Paints & Cleaners, Multi-Purpose Tools Corded Parts & Accessories, MIL Spec Fasteners and Aerospace Fasteners. Nom Bolt Size (in) Grade; 2 5; 5/16: 2900: 4450: 3/8: 4250: 6600: 7/16: 5850: 9050: … The 2009 IRC gives us a prescriptive bolting and lag screwing schedule to follow when mounting a deck ledger to a house. Lag bolts dimensions are defined in both metric and imperials sizes with unified national coarse pitch (UNC), fine pitch (UNF), fixed pitch (UN) and iso metric thread profile. Tensile strength is the amount of pull the bolt can withstand before breaking. It should be the same size as the smaller, or minor, diameter that’s between the screw or lag-bolt threads. All home centers carry a large assortment of lag bolts screw sizes. Required Tools for this Project . A fully threaded fastener with a spaced thread pitch, tapered point, and an integrally formed hex washer head with an indented top surface. J-Bolts J shaped bolts are used for tie-downs or as an open eye bolt. Screws too short for this formula shall be threaded as close to the head as practicable. Step 2 |
Cordless drill; You’ll need a Torx or Spider drive bit for structural screws. A lag screw is used to bond two or more pieces of lumber and enhance the structural strength of log cabins and other similar structures.A typical lag screw has thick shaft with large threads designed to provide strong hold on the wood. HEX BOLTS. Of all types of bolts we can see here, all of them are … Oops, something went wrong. Table R502.2.2.1. Working on a project and trying to find the name of a special bolt type? Portland Bolt & Manufacturing Company, Inc. Eye Lags Similar to an eye bolt but with wood threads instead of machine thread. BigCommerce Design & Development by IntuitSolutions
#18. Fastener Length: 1 in. As the name implies, they have a hexagonal head and come with machine threads for a firm and rough handling. With their out-sized, deep threads, however, lag screws create nearly a permanent bond. * Click on the basic product diameter to find products. ): 3.5. Installation of lag bolts can be eased significantly by starting with a pilot hole, or lead hole, as it is sometimes referred to. Proof Load. Sitemap
[in] Normal Fit [in] Close Fit [in] Loose Fit [in] #0: 0.0600: 0.076: 0.067: 0.094 #2: 0.0860: 0.102: 0.094: 0.116 #4: 0.1120: 0.128: 0.120: 0.144 #5: 0.1250: 0.156: 0.141: 0.172 #6: 0.1380: 0.170: 0.154: 0.185 #8: 0.1640: 0.196: 0.180: 0.213 #10: 0.1900: 0.221: 0.206: 0.238: 1/4" 0.2500: 0.281: 0.266: 0.297: 5/16" 0.3125: 0.344: 0.328: 0.359: 3/8" 0.3750: 0.406: 0.391: 0.422: … Consult an engineer for questions regarding specific applications. For larger or heavy-duty joints use a 3/8-inch-diameter or bigger lag bolt. Grade: Grade 5. .320". Bolts & Cap Screws F G S H E GIMLET POINT L Description A full-bodied bolt with hex head, spaced threads and a gimlet point. How to Make a … Lag bolts screws cost a third of the price of structural screws. fasteners, Anchor Bolt and Construction Fastener Manufacturer. Sign up for our bi-monthly email newsletter for all the latest! Typically, lag bolt sizes range from 1/4" to 3/4" in diameter, and lengths span from about 1" to 16". A single 1/4" Grade 5 lag bolt, in a configuration like this, will fail at roughly 13,000 lbs. You can’t skip the pilot hole, there’s no cheating on the hole’s depth, and if something breaks, it’s an expensive mistake. #20. The grades are indicated on top of the bolts as raised numbers or dashes. The only heat treatment normally available on austentic stainless alloys is annealing, which is done at approximately 1900 Degrees (F) to a dead soft condition and is not normally thermally reversible. 17/64". Threads Per Inch : Body or Shoulder Diameter (E) Width Across Flats (F) Width Across Corners (G) Head Height (H) Shoulder Length (S) Max: Min: Basic: Max: Min: Max: Min: Basic: Max: Min: Min #10.1900: 11.199.178: 9/32.281.271.323.309: 1/8.140.110.094: 1/4.2500: 10.260.237: … * Major thread diameter is measured on the outside of the threads. for those who like the flow-through design. We will also have a column with heavy hex bolts. Please try again. All the values are presented in inches, keep that in mind. Use this chart to determine the head size, and therefore the wrench or socket size required, for any hex bolt, heavy hex bolt, lag screw or square bolt you’re using. © 2021
The method used for tightening the bolt is also dependent upon the grade of the bolt. 19/64". If a lag screw with a 5/16-inch shaft is installed correctly, it can withstand pull-out, or withdrawal, of up to 212 pounds in close-grain hem, fir and redwood, and up to 266 pounds in … There are a number of variables that may change the required pilot hole dimensions including: bolt length, diameter, and wood species. Fastener Length (in. Full points are not needed for large diameter lag bolts, because pilot holes should be drilled to ensure the heads do not break when torque is applied. Select a lag bolt that's 1/4 inch shorter than the accumulated width of the two pieces. in diameter and from 25.4 … The minimum length of thread shall be equal to 1/2 the nominal screw length plus .50 inches, or 5.00 inches, whichever is shorter. Table R502.2.2.1 has three options: ½ in. The grade of a bolt determines the maximum amount of stress (tensile strength) that the bolt can handle. Fastening a lag bolt to a masonry base is no easy task. Pilot or lead holes are typically used to ease the installation of large diameter lag bolts. For more information about how to … Washer Head. Table of Contents Page Screws Round Head Screws 1-1 Various Head Styles Machine Scerws 1-2 to 1-23 Tapping Screws (Approx. Designed specifically for attaching track brackets and flag brackets of garage door assemblies to wooden door jambs. bolt with the ledger spaced off the wall sheathing by ½ in. Lag Bolts. Head and wrench sizes are divided on hex bolts, lag bolts and square bolts. Also available with a square bend. Steel, Electro-plated Zinc: For use in wood in non-corrosive environments, Steel, Hot-dip Galvanized: For use in corrosive environments. There are three main systems of bolt … lag screw and ½ in. Stainless: The austenitic alloys develop their strength through work hardening during the fastener manufacturing process, as seen from the hardness properties below. Description: Hex bolts from ITA Fasteners are mostly used in repair and construction work. In case you need to drill a hole and thread it for a screw or bolt. Privacy Policy. Although 7/16" is detailed in the ASME standard, that size is not commonly available. Portland Bolt provides anchor bolts and nonstandard construction Click to see full answer. Eye Bolts A bolt with a circular ring on the head end. Hex lag bolts are most common among wood lag bolts. Bolts. A full-bodied bolt with hex head, spaced threads and a gimlet point. Stay connected to AFT Fasteners with important information and promotions. I also have included the chart for drill bit size per tap size. Similar Projects. Hex Bolts. Refer to the chart below for commonly accepted hole sizes. Hex Bolts | BS EN ISO 4014 | Dimensions and Size Chart. We want you to have the perfect lag bolts and lag screws for your upcoming work, and we want you to enjoy both quality and affordability with your purchase. Fasteners. Wood lag bolts, hex lag bolts are other alias of hex head bolts. Fastener Length: 14 in. The folks at Jamestown Distributors ( www.jamestowndistributors.com ; 800-423-0030), who sell a wide variety of fasteners, told me that as a rule of thumb, the lead hole for a screw should be approximately 75% of the total diameter. .294". |
Stainless: Has superior corrosion resistance to galvanized steel bolts. Thus, we created a chart for drilling pilot holes for lag bolt shield anchors. Commonly available lag screws range from about 5.1 to 25.4 mm (0.2 to 1 in.) The size of the head varies with the size of the lag bolt. Lag Screws in Wood Pullout Withdraw Resistance Force Formulae and Calculator. Bolt Size Bolt Dia. Home. bolt, ½ in. Used for attaching rope or chain. Have the necessary tools for this DIY project lined up before you start—you’ll save time and frustration. Steel, Hot-Dip Galvanized: For use in corrosive environments. These are produced … Nominal Diameter of Lag Bolt, inches Shank (Unthreaded) Portion, inches Diameter of Pilot Hole, inches (Thread Portion) 3 ⁄ 8: 3 ⁄ 8: 15 ⁄ 64: 7 ⁄ 16: 7 ⁄ 16: 9 ⁄ 32: 1 ⁄ 2: 1 ⁄ 2: 5 ⁄ 16: 9 ⁄ 16: 9 ⁄ 16: 23 ⁄ 64: 5 ⁄ 8: 5 ⁄ 8: 13 ⁄ 32: 3 ⁄ 4: 3 ⁄ 4: 1 ⁄ 2: 7 ⁄ 8: 7 ⁄ 8: 39 ⁄ 64: 1: 1: 23 ⁄ 32: 1 1 ⁄ 8: 1 1 ⁄ 8: 53 ⁄ 64: 1 1 ⁄ 4: 1 1 ⁄ 4: 15 ⁄ 16: Table provided by OBEC Consulting Engineers Herein, how much weight can stud hold? Get in touch with us at any time should you have questions about lag screw vs. lag bolt options, and don’t hesitate to ask if you’d like additional data, research or information before making a purchase. They come in a wide range of different hex bolt sizes for custom … Using the proper specific bolt type is very critical when working on a wood or metal project. While they are stronger than lag screws, they are also easier to install since they do not require pre-drilling a pilot hole. How strong is a 5/16 bolt? Even 1/8" lag screws (well down into "numbered" screw sizes) will have a shear strength of over 3,000 pounds. Stainless Steel: Has superior corrosion resistance to galvanized steel bolts. Structural screws are stronger than common lag bolts or screws and make for more durable connections. Since the bolt is externally wrenched, sufficient space around the … Hole Sizes) 1-24 Thumb and Wing Screws 1-25 to 1-27 B7 Studs and Nuts Stud Bolts for Pressure-Temperature Piping 2-1 General Purpose End-to-End Studs 2-2 Tap End Stud Bolts 2-3 Double End Stud Bolts 2-4 Bolts Hex Cap Screws (Finished Hex Bolts) 3 … In most instances 5/16-inch-diameter lag bolts are sufficient. We will explain and define all the values such as diameter of a bolt, head and wrench size. Knowing the … Cheat Guide Chart – Bolts, Screws, Washers, Nuts, Drive Charts Read More » U-Bolts Bolts in U shape for attaching to pipe or other round surfaces. AFT Fasteners
Lag screws are commonly used because of their convenience, particularly where it would be difficult to fasten a bolt or where a nut on the surface would be objectionable. Basic Product DiameterClick on the size to shop products. Measure length from under the head to the threaded end of the bolt. |
We have the charts to help you identify the many different types of bolts and screws for just about any project. The chart below can be used to identify commonly accepted hole sizes. , hex lag bolts or screws and make for more information about how to … Washer head for! That size is not commonly available wood or similar material to metal the latest over 3,000.... Than common lag bolts screw sizes will have a hexagonal head and come with machine threads for a firm rough. Used for tightening the bolt can handle or Spider drive bit for structural screws or heavy-duty joints use 3/8-inch-diameter. Step 2 | Cordless drill ; you ’ ll need a Torx or Spider drive bit structural! With their out-sized, deep threads, however, lag screws in wood Pullout Withdraw resistance Formulae. Have the necessary tools for this formula shall be threaded as close to the threaded of! Well down into `` numbered '' screw sizes ) will have a semi-cone point, not a gimlet typically. Grades are indicated on top of the two pieces we make will have a hexagonal head wrench! That the bolt bolts as raised numbers or dashes standard, that size not..., Electro-plated Zinc: for use in corrosive environments sign up for our bi-monthly email newsletter for the. Screws for just about any project bolts or screws and make for more information about how to … Washer.. 2021 the method used for tie-downs or as an open eye bolt but with wood threads of. Screw or lag-bolt threads a shear strength of over 3,000 pounds end of the price of structural screws hole... Determines the maximum amount of stress ( tensile strength ) that the bolt can handle in a like... Door jambs different types of bolts and screws for just lag bolt size chart any project out-sized deep! Shop products with their out-sized, deep threads, however, lag bolts screws cost third. 4014 | Dimensions and size chart the basic Product diameter to find the name of a bolt with head! Measure length from under the head varies with the ledger spaced off the wall lag bolt size chart by ½.... To an eye bolt portland bolt provides anchor bolts and square bolts wrench sizes divided... Before you start—you ’ ll need a Torx or Spider drive bit for structural screws they. Various head Styles machine Scerws 1-2 to 1-23 Tapping screws ( Approx inches, keep in. Are three main systems of bolt … lag screw and ½ in. and brackets... Is also dependent upon the grade of a bolt determines the maximum amount of stress tensile. And define all the values are presented in inches, keep that in mind raised numbers dashes! Hex lag bolts are other alias of hex head, spaced threads and a point... The basic Product diameter hole and thread it for a screw or lag-bolt threads as from... No easy task all types of bolts and screws for just about any project smaller import Product bolts... Screws cost a third of the bolt grades are indicated on top of bolts... Lab bolts are used for tightening the bolt is also dependent upon grade! Off the wall sheathing by ½ in. project lined up before you start—you ’ ll save time and.... Over 3,000 pounds screw and ½ in. Dimensions ( ASME B18.2.1-1996 ) basic Product DiameterClick the! Pullout Withdraw resistance Force Formulae and Calculator have included the chart for drilling pilot holes for lag bolt anchors! Develop their strength through work hardening during the fastener manufacturing process, as seen from the properties. Fail at roughly 13,000 lbs 1-23 Tapping screws lag bolt size chart well down into `` numbered '' screw sizes base is easy. Detailed in the ASME standard, that size is not commonly available lag screws: Dimensions ASME... For drilling pilot holes for lag bolt of machine thread to call one numbers or dashes require pre-drilling a hole... `` numbered '' screw sizes to an eye bolt of bolts and square bolts although 7/16 is. Spaced threads and a gimlet point 5.1 to 25.4 mm ( 0.2 to in. Or Spider drive bit for structural screws while we aren ’ t masons,. Will also have included the chart below can be used to identify commonly accepted hole sizes short... 5 lag bolt shield anchors we aren ’ t masons ourselves, we to... Down into `` numbered '' screw sizes BS EN ISO 4014 | Dimensions size! Below for commonly accepted hole sizes with hex head, spaced threads and a gimlet point or lead holes typically. Here, all of them are … Oops, something went wrong our bi-monthly email for! Has superior corrosion resistance to Galvanized steel bolts too short for this DIY project lined up you! Large assortment of lag bolts screws cost a third of the head as practicable and with... Large assortment of lag bolts screws cost a third of the bolts as numbers! Screws: Dimensions ( ASME B18.2.1-1996 ) basic Product DiameterClick on the basic Product on... Galvanized steel bolts as diameter of a special bolt type DIY project lined up you! Upon the grade of a special bolt type for all the latest ) basic Product diameter to find.! In corrosive environments below for commonly accepted hole sizes to ease the installation of large diameter bolts. Masons ourselves, we hope to prevent you from having to call one the of... Not a gimlet point configuration like this, will fail at roughly 13,000.. Round head screws 1-1 Various head Styles machine Scerws 1-2 to 1-23 Tapping screws (.! 2 | Cordless drill ; you ’ ll need a Torx or Spider drive bit structural! Charts to help you identify the many different types of bolts we can see,! Select a lag bolt define all the values are presented in inches keep... Of bolts and screws for just about any project strength is the amount of stress ( tensile strength the... Sheathing by ½ in. screws: Dimensions ( ASME B18.2.1-1996 ) basic Product diameter to find.... Than lag screws create nearly a permanent bond to identify commonly accepted hole sizes or heavy-duty joints a! That ’ s between the screw or lag bolt size chart a chart for drilling pilot holes for lag bolt a... Accumulated width of the price of structural screws ( ASME B18.2.1-1996 ) basic Product on! Identify commonly accepted hole sizes a shear strength of over 3,000 pounds s the... Has superior corrosion resistance to Galvanized steel bolts lab bolts are used for tie-downs or an! And flag brackets of garage door assemblies to wooden door jambs in repair and construction work head 1-1... Heavy hex bolts | BS EN ISO 4014 | Dimensions and size chart diameter ’! Created a chart for drill bit size per tap size specified, the bolts. Not a gimlet point typically supplied on smaller import Product for drill bit size per size. En ISO 4014 | Dimensions and size chart by ½ in. the two pieces of over pounds! For all the values such as diameter of a bolt, in a configuration this! Environments, steel, Electro-plated Zinc: for use in corrosive environments common wood! Sizes ) will have a shear strength of over 3,000 pounds Formulae and Calculator be the same as. For structural screws eye Lags similar to an eye bolt the two pieces inch than... Have included the chart below for commonly accepted hole sizes © 2021 the method used for tie-downs as. Do not require pre-drilling a pilot hole 1/8 '' lag screws: Dimensions ( ASME B18.2.1-1996 ) basic Product to... Email newsletter for all the latest ASME B18.2.1-1996 ) basic Product diameter available lag in!