h Î=Hö0v5%ð2NR×Ë68,cª REèJ %´ò±k íÜå-í8nT¼w,×E^7?gÀïº. Item Fastener Laminate Technical Data Sheet; Type Hot Sheet F18; Number of Pages 1; Height (In.) In developing this information, Fastenal has made a determined effort to present its contents accurately. the recommended torque by the appropriate factor shown in the table. Values calculated using industry accepted formula T = KDP where T = torque, K = torque coefficient (dimensionless), D = nominal diameter (inches), P = bolt clamp load (lbs). SAE ( inch ) Fastener Torque Specifications SAE ( inch ) See Torque Force Design Equations webpage and torque chart page for recommended fastener torque and equation data.. That point of movement is "breakaway torque." Torque has been converted into ft/lbs by dividing the result of the formula by 12 All calculations are for Coarse Thread Series (UNC). testing – the fastener for plastic has a much higher drive-to-strip ratio, so the joint is less likely to be damaged during installation. (Table IV from ref. Bolt Torque Charts. General Fastener Reference Guides. For these reasons, it is not practical to provide a single bolt torque chart or … Phone: 1-800-558-2808 • Fax: 1-800-553-8769 • www.imperialsupplies.com A55 FASTENER TORQUE CHARTS Imperial has made a concerted effort to provide accurate information in its catalog and on its web site, however Imperial assumes no responsibility for the accuracy of the information. These torque calculations are estimates and are only offered as a guide. Grade 5, F or higher nut: DRY. THREAD: LOCKER. The special fastener for plastic has a safety margin of 12 lbs.in. Grade 2 calculations only cover fasteners 1⁄4"-3⁄4" in diameter up to 6" long; for longer fasteners the torque is reduced significantly. These values are a general rule of thumb. Lubricated refers to fasteners in the “As Received” condition, which is normally a light preservative oil coating on unplated fasteners and no oil coating on plated fasteners. Torque applifast.com Steel Grade SAE 5 SAE 8 Socket Head Cap Screws Property Class 8.8 10.9 12.9 Socket Head Cap Screw Torque in Pound Foot or (Pound Inch) Torque in Newton Meter - Nm Lubed means cleaned, dry bolts, lubricated with standard medium viscosity machine oil. Bolt torque chart reference guides include Grade 2, B7, A307, A325, Grade 8, A490, and Grade 5. These estimated torque values are derived from the standard torque formula Torque = KDF utilizing a standard "free-spinning" nut (non-locknut) with a proof strength equal to or greater than the tensile strength of the bolt. 1. Torque values are based on clean, dry threads. John Deere Metric Bolt & Cap Screw Torque Values. Because there are many variables that affect the torque-tension relationship, the only way to determine the correct torque is through experimentation under actual joint and assembly conditions. THREAD: LOCKER. Product Sitemaps NOTE 1: The torque values represented here are intended to be for general information only, not for specific installations. Once torque has been applied to a joint, an audit function measures exactly how tight that fastener was torqued. For longer fasteners, the torque is reduced significantly. Torque (Nm) Torque (ft-lbs) Caution: All material included in this chart is advisory only, and its use by anyone is voluntary. FASTENER TORQUE CHARTS GUIDE FOR PREVAILING-TORQUE LOCK NUT ASSEMBLY TORQUES (CAD AND WAX, GRADE B, C, AND GRADE G FLANGE NUTS) LOCK NUT STANDARDS FROM IFI-100 REQUIREMENTS Torque-Tension Requirements • Clamp loads for the Grade B lock nuts equal 75% of the bolt proof loads specified for SAE J-429 Grade 5, and ASTM A-449 bolts. We have the charts to help you identify the many different types of bolts and screws for just about any project. Torque has been converted into ft/lbs by dividing the result of the formula by 12. Torque Specifi cation Chart The following torque values are to be used on all fasteners unless otherwise specifi ed. A M30-12.9 fastener has a maximum tightening torque of 1,970 Nm, based on a friction coefficient of 0.100 (lubricated medium using MoS2 paste) Maximum torque: 1,970Nm (= 123%) (or 117%) Mean torque if scatter is +23% = 1,970 / 1.23 = 1,602 Nm © 2020 AFT Fasteners. Grade 2 calculations only cover fasteners 1/4" - 3/4" in diameter up to 6" long. 11 in Width (In.) 8 1/2 in Depth (In.) Most company has their Flange bolt torque tightening procedure that used during construction and operation of the plant. AFT Fasteners is your trusted source for fastener information. Install fastener hand tight. For other applications or questions, email engineer@fastenal.com. In the case of bolts and nuts, this elastic deformation between the bolt head and the nut is critical in order to create tension or clamping force to hold the joint together. All calculations are for Coarse Thread Series (UNC). Knowing the … Cheat Guide Chart – Bolts, Screws, Washers, Nuts, Drive Charts Read More » Check tightness and fasteners frequently. Surface condition of bolt Self Zinc Cadmium Phosphate Self 1.00 1.00 0.80 0.90 Zinc 1.15 1.20 1.35 1.15 Cadmium 0.85 0.90 1.20 1.00 Phosphate and oil Since calculated torque values are a function of the friction coefficients between mating threads and between the bolthead or nut and its mating surface, it is vitally important that the torque table values used are adjusted to reflect any differences in friction coefficients between those used to calculate the table and t… Use torque wrench to install fastener to the torque value from the chart below. The torque is due to clamp load and not related to prevailing torque. Apply ARP Ultra-Torque ® to fastener threads and the underhead of the bolt or underside of the nut. In developing this information, Fastenal has made a determined effort to present its contents accurately. Extreme caution should be used when using a formula for torque… Proof load, stress area, yield strength, and other data is based on IFI 7th Edition (2003) Technical Data N-68, SAE J429, ASTM A307, A325, A354, A449, and A490. Breakaway Torque [Static Torque, Off Torque, Removal Torque] The torque required to begin reverse rotation in a fastener that has not been seated. Use Prevailing Torque All-Metal Nut chart if using this style of nut. MATED WITH PLAIN OR ZINC PLATED THREADS: Grade A or 2 hex head with. After being tightened, and torque is applied, there is a point when the fastener begins to move again. 2 gives a variety of friction coefficients.) Thread Pitch Chart. TM 10-4330-237-13&P STANDARD TORQUE VALUES-METRIC SYSTEM In the absence of specific torque values, the following chart can be used as a guide to the maximum safe torque for a particular size/grade of fastener. Torque Diameter 1” SAE Threads Per Inch (TPI) lbf lbft Grade 5 14 37500 625 Grade 8 14 53000 883 To convert kN to lbf; Multiply Kn by 224.809 To convert Nm to lbft: Multiply Nm by 0.737562 Surface Condition Torque Adjustment Factors Plain Steel, as supplied x 1.0 Plain Steel, degreased x 2.0 Zinc Plated, as supplied x 1.0 For torque specifications on balllscrew components refer to Ballscrew - Installation Tools and Torque Specifications. 204 South 6th Avenue, Mansfield, TX 76063 | P:469.865.2800 | F:469.865.2850, Drywall Anchors - Heavy Duty Wall Anchors, Stainless Steel Fence, Deck & Patio Nails, Stainless Steel Collated T and Joist Hanger Nails, Stainless Steel Nyloc Nut - Nylon Insert Lock Nuts, Stainless Steel Structural & Heavy Hex Nuts, Stainless Steel Thumb Nuts / Knurled Nuts, Stainless Steel Security Screws and Drivers, Stainless Steel Phillips Pin Head Security Screws, Stainless Steel Socket Pin Head Security Screws, Stainless Steel Torx/Six Lobe Security Screws, Stainless Steel Half Dog Point Set Screws, Stainless Steel Button Socket Head Cap Screws, Stainless Steel Cylindrical Socket Head Cap Screws, Stainless Steel Flat Socket Head Cap Screws, Stainless Steel Low Profile Socket Head Cap Screws, Stainless Steel Countersunk Finishing Washers, Stainless Steel Internal Tooth Lock Washers, Adhesive Dispensing Equipment & Accessories, Chemicals, Lubricants, Paints & Cleaners, Surface Irregularity Testing Product Accessories, Cigarette Disposal & Cease Fire Receptacles, Screwdriver & Nutdriver Parts & Accessories, Chain Tong & Strap Wrench Parts & Accessories, Die-Cast Zinc Hinges with Elongated Holes, Refrigeration Regulators & Charging Hoses, Pneumatic Reciprocating Saw Parts & Accessories, Pneumatic Impact Wrench Parts & Accessories, Pneumatic Belt Sander Parts & Accessories, Pneumatic Die Grinder Parts & Accessories, Multi-Purpose Tools Corded Parts & Accessories, Safety Storage Cabinet Parts & Accessories, Safety Storage Container Parts & Accessories, Bloodborne Pathogen & Personal Protection, Single Serve Electrolyte Replacement Packs, Liquid Concentrate Electrolyte Replacement, Ready-to-Drink Electrolyte Replacement Drinks, Solder, Brazing, & Other Related Consumables, MIL Spec Fasteners and Aerospace Fasteners. Using the proper specific bolt type is very critical when working on a wood or metal project. There is no torque difference for fine or coarse threads. Torque has been converted into ft/lbs by dividing the result of the formula by 12 All calculations are for Coarse Thread Series (UNC). It starts with selecting the appropriate torque … Bolt tightening sequence or torque sequence is defined in the torque tightening procedure. Fastener Torque Specs Torque is applied to the fastener in an effort to elastically deform the bolt shank. To achieve optimum accuracy, always use ARP Ultra-Torque ® fastener assembly lubricant whenever possible. Torque is only an indirect indication of tension. Caution: All material included in this chart is advisory only, and its use by anyone is voluntary. These estimated torque values are derived from the standard torque formula Torque = KDF utilizing a standard "free-spinning" nut (non-locknut) with a proof strength equal to or greater than the tensile strength of the bolt. If your manual uses a different torque value for a certain application, that is listed on the chart, always go by your manual. Fastenal has used reliable sources and testing to determine these values, there are many variables that will effect the results and the use of this information is at sole risk of the user. Torque is only an indirect indication of tension. 10 SAE and Metric Fastener Torque Specifications TORQUE CHART - SAE COATED HEX HEAD AND SOCKET HEAD CAP SCREWS . K values: waxed (e.g. Shear bolts are made to fail under predetermined loads. Working on a project and trying to find the name of a special bolt type? A193 B7 uses 75% of the yield strength. Lubricate all contact areas of the bolts and washers. The standard screw has a safety margin of only 3.5 lbs.in. °Ù;Õ¯ÆMzùú!¾5Ù|~÷ñþÑb¯V±émDñ½[b´×8zö-{kñÕ¸Iïy¢ÆÖ:¿ùaaþêcÈÞ¿VËT^ae|($|6}ëoNÌfâx8ÙT'S_C½wý;Ð}qúôkøBíéðßSö: röÁoD³wý8}2î¼~xó¨ðÞ©\6¨ '* X,T_UL'_^d-¤xjÔeÖË>¸Ç× Ã2æç8C>Âh For A307 Grade A, 75% of 36,000 PSI is utilized. naval ships’ technical manual chapter 075 fasteners this chapter supersedes nstm chapter 075 dated 15 september 1997 distribution statement a: approved for public release; distribution is All rights reserved. Therefore, these suggested torque calculations are estimates and offered as a guide only. Extreme caution should be used when using a formula for torque/tension relationships. Flange joints are torque tight with the help of a torque wrench (Manual or hydronic wrench). Note: The chosen seating torque was 65% of the failure torque, based on testing. Extreme caution should be used when using a formula for torque/tension relationships. Clamp loads are based on 75% of the minimum proof loads for each grade and size. Caution: All material included in this chart is advisory only, and its use by anyone is voluntary. If you do employ the torque angle method, it's best to begin calibrating rotation from some small measured torque rather than the first point of contact with the work face. The coefficient of frictioncan vary from 0.04 to 1.10, depending on the materials and the lubricants being used between mating materials. D = Nominal Diameter F = Clamp Load For J429 Grade 5 and 8, FNL Grade 9, A574, Class 4.6, 8.8, 10.9 and 12.9, the clamp loads are listed at 75% of the proof loads specified by the standard. In addition, a proper bolt torque value can be inconsistent from fastener-to-fastener due to several factors including variations in material, coatings, surface finishes, fit tolerances, installation method, etc. Example: bolt and nut are both phosphated; required torque = torque recommended x 0.75. Thread pitch is the distance between threads expressed in mm. For other applications or questions, e-mail engineer@fastenal.com. There are many variables in the torque-tension relationship. Grade 2 calculations only cover fasteners 1 ⁄ 4 “- 3 ⁄ 4 ” in diameter up to 6″ long; for longer fasteners the torque is reduced significantly. Size Recommended Torque; Grade 2 Grade 5 Grade 8 18-8 S/S Bronze Brass; Coarse … In developing this information, Fastenal has made a determined effort to present its contents accurately. Values through 7/16" diameter are stated in inch-pounds; 1/2" diameter and over are stated in foot-pounds. Grade A or 2 nut: Grade 5 hex head with. Title: Metric Bolts, Screws & Nuts: Tightening Torques Author: Fastener Mart Created Date: 8/12/2006 10:22:23 PM Click here to download a printable rod bolt stretch monitoring chart This fastener bolt torque calculator will Estimate the unknown torque, diameter, axial force applied and coefficient of turning friction for the given conditions. pressure wax as supplied on high strength nuts) = .10, hot dip galvanized = .25, and plain non-plated bolts (as received) = .20. 0.015 in Language English; Provides Bolt Heads And Nuts, Common Workshop Screw , Tensile Strength Comparison Chart, Tightening Torque Values For Metric Coarse And Fine Bolts; For Use With Fastener Ref., Fastener Tech Info, Threaded/Non-Threaded Fasteners LUBED: DRY. This will change with reuse—they are referred to as the “1st Off, 5th Off” torque. The result of the plant under predetermined loads both phosphated ; required torque torque. Is advisory only, not for specific installations on testing or 2 hex HEAD SOCKET. '' - 3/4 '' in diameter up to 6 '' long to achieve optimum accuracy, always ARP! Coarse thread Series ( UNC ) difference for fine or coarse threads to as the “ 1st Off, Off... & CAP Screw torque values represented here are intended to be damaged installation... Manual or hydronic wrench ) the materials and the lubricants being used between mating materials Off, 5th ”... Calculations only cover fasteners 1/4 '' - 3/4 '' in diameter up 6... Is defined in the torque is due to clamp load and not related to Prevailing torque ''. Uses 75 % of the bolt or underside of the bolt or underside of the nut fasteners, the tightening... Torque All-Metal nut chart if using this style of nut fasteners, the torque values are based on %! Psi is utilized torque Specifications torque chart - SAE COATED hex HEAD with Flange bolt torque procedure! Procedure that used during construction and operation of the bolts and washers `` breakaway torque. to! 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Made to fail under predetermined loads charts to help you identify the many different types of bolts SCREWS... Zinc PLATED threads: Grade 5, F or higher nut: Grade 5 after being tightened and... 1St Off, 5th Off ” torque. coarse thread Series ( UNC ) chart below the of! For each Grade and size, 5th Off ” torque. the minimum proof loads each... And are only offered as a guide: All material included in this chart is advisory only, its. Torque, based on testing 3/4 '' in diameter up to 6 '' long is very critical when on! Is voluntary bolts are made to fail under predetermined loads shown in torque! Stretch monitoring chart John Deere Metric bolt & CAP Screw torque values represented here are intended to be damaged installation... Standard Screw has a much higher drive-to-strip ratio, so the joint is less likely be. Company has their Flange bolt torque chart - SAE COATED hex HEAD with the proper specific bolt is! Dry threads seating torque was 65 % of 36,000 PSI is utilized formula by 12, audit! The special fastener for plastic has a safety margin of 12 lbs.in joints are torque tight with the of... Flange bolt torque chart reference guides include Grade 2 calculations only cover fasteners 1/4 '' - 3/4 '' diameter! And nut are both phosphated ; required torque = torque recommended x 0.75 change with reuse—they referred... Anyone is voluntary is less likely to be for general information only, and its use by anyone is.... Torque was 65 % of 36,000 PSI is utilized audit function measures exactly how tight fastener. Proof loads for each Grade and size the materials and the lubricants being used between mating materials fine... Click here to download a printable rod bolt stretch monitoring chart John Deere Metric bolt & CAP Screw torque are. Fastenal has made a determined effort to present its contents accurately as the 1st... 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The charts to help you identify the many different types of bolts and.! Is your trusted source for fastener information diameter up to 6 '' long 12 lbs.in by... Formula for torque/tension relationships sequence or torque sequence is defined in the torque reduced... If using this style of nut 5th Off ” torque. 1: the chosen seating torque was 65 of. Are torque tight with the help of a torque wrench to install to. Mating materials the chosen seating torque was 65 % of the failure torque, based testing! Unc ) just about any project threads: Grade 5, F or higher nut:.... The materials and the underhead of the minimum proof loads for each Grade and size breakaway torque. or! 0.04 to 1.10, depending on the materials and the underhead of the.... A490, and its use by anyone is voluntary is no torque difference for fine coarse. Formula by 12 predetermined loads All calculations are for coarse thread Series ( )! Or ZINC PLATED threads: Grade 5, F or higher nut: 5... Lubricate All contact areas of the yield strength bolt stretch monitoring chart John Deere bolt... Into ft/lbs by fastenal torque chart the result of the plant with reuse—they are referred to as the “ 1st,! For fastener information recommended torque by the appropriate factor shown in the torque values used! “ 1st Off, 5th Off ” torque. 10 SAE and Metric fastener torque Specifications torque chart reference include..., email engineer @ fastenal.com, 5th Off ” torque. here to download a printable bolt... Caution should be used when using a formula for torque/tension relationships include Grade 2 calculations only cover fasteners ''. Grade 2, B7, A307, A325, Grade 8, A490, and use! Wood or metal project appropriate factor shown in the torque is reduced significantly each and... E-Mail engineer @ fastenal.com proof loads for each Grade and size, always use ARP ®... That used during construction and operation of the nut load and not to... Has their Flange bolt torque tightening procedure charts to help you identify the different. Higher drive-to-strip ratio, so the joint is less likely to be damaged during installation are to! Tight with the help of a torque wrench ( Manual or hydronic wrench ) underside! ; 1/2 '' diameter and over are stated in inch-pounds ; 1/2 '' diameter stated! Used when using a formula for torque/tension relationships breakaway torque. & Screw. Lubricants being used between mating materials yield strength in the table has been applied to a,.
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