Bolt torque chart. com Call Us: +91 7666996996 Website: www.

Bolt torque chart. Bolt Torque Chart Email Id: sales@dalloyedfasteners. All other torque values are in foot lbs. Download it as a pdf or explore more liquid handling products and resources at Dultmeier Sales. Bolt Torque Chart showing suggested torque values and corresponding bolt clamping forces for various sizes and specifications of fasteners. The tension is 70% of yield strength. Torque Charts Find detailed torque charts for various tools and applications, ensuring accurate and reliable torque specifications for your projects. Refer to the charts to find the ideal tightening torque. Grade 2 bolts are cheap but not very strong, grade 8 bolts are the strongest and most expensive, and grade 5 bolts are the most common. Recommended bolt torques. Metric Bolt Torque Chart In the following table of torque specifications, you will find all the necessary torque values in Newton-meters (Nm) for common screw thread sizes and strength classes. Find the torque-tension requirements for different sizes and grades of lock nut assemblies from IFI-100 standards. This table is offered as the suggested maximum torque values for threaded products and is only a guide. 9 bolts for both wet and dry tightening. ** Fine thread figures are for 1-14. US Recommended Bolt TorquePrint this page These metric bolt torque charts show the ideal tightening torque for class 8. The classes are set by the International Standards Organisation or ISO. See the tables for cad and wax, grade B, C, and G flange nuts. Bolt torque depends on: Bolt size, type and grade Lubrication (a low friction factor must be considered with MoS2-based grease) The given bolt torques are based on the 90% of the bolt yield strength Master bolt torque with our charts, calculators & expert guide. Find recommended tightening specs by diameter and grade, including common sizes like M8 and M12. This table is offered as the SAE bolt grades indicate the strength of the bolt. Find the right torque values for different bolt grades, materials, and sizes with this chart. Clamp Loads for Grade C lock nuts equal 75% of the bolt proof loads specified for SAE J-429 Grade 8, and ASTM A-354 Grade BD bolts. Bolt torquing chart metric standard grade of bolt 5d 8g 10k 12k minimum tensile strength 71,160 psi 113,800 psi 142,200 psi 170,679 psi size of socket or wrench. Jun 12, 2025 · Metric and imperial bolt torque chart, torque measurement, calculation, and the differences between torque and tension. 8, 10. com Call Us: +91 7666996996 Website: www. Download a pdf document with tables of suggested assembly torque values for different bolt grades, diameters, threads and tensile strengths. com. TABLE OF STANDARD TIGHTENING TORQUES Use specified bolts and nuts, tightening them to the torques specified in this section unless otherwise stated. Torque Table Standard Bolt Sizes SAE Torque Design Menu Torque-Force Calculator Torque Conversion Calculator Torque Table The following suggested tightening torques provide an excellent starting point for determining torque requirements. Maximum tightening torques for US bolts. We would like to show you a description here but the site won’t allow us. Recommended Bolt Torque Table * Sizes from 4 to 10 are in in. Maximum recommended tightening torque for coarse threaded metric steel bolts: Explore our comprehensive bolt torque specifications chart for 18-8 stainless steel, brass, aluminum, 316 stainless steel, nylon, and SAE grades. -lbs. Calculate required bolt torque. ** Torque values for 1/4" and 5/16" sizes are in inch lbs. Torque is applied to the fastener in an effort to elastically deform the bolt shank. The values are for slightly lubricated bolts. Oct 17, 2014 · Recommended thightening torque metric bolts. The bolt’s class indicates its material strength, with higher numbers meaning higher tensile and yield strength. The following suggested tightening torques provide an excellent starting point for determining torque requirements. Mar 22, 2025 · This article provides the information for choosing the correct bolt tightening torque for standard bolt sizes with Chart + Calculator. Remember, you may need to vary these numbers somewhat based on the individual joint or the amount of fastener lubrication. This chart displays values for lightly oiled threads. IFI-100 does not govern lock nuts above 1". Bolts, nuts and threaded rods - torque, tension and loads. Get accurate torque values for various bolt sizes. Oct 4, 2020 · Bolt head/Wrench size to bolt diameter conversion chart: Standard recommended torque spec for each size bolt: Conversion factor based on bolt condition (reduce by 30% for heavily greased [anti-seized] bolts): Coefficient factor indicates bolt condition (k factor indicates dry, vs lubed, vs greased, etc), koken chart is based Jun 30, 2025 · Explore our bolt torque chart for metric bolts. The values shown in the chart are to be used as a mid-range guideline. Use as a guide and refer to manufacturer recommendations. The tension is 85% of the proof load. For other applications or questions, e-mail engineer@fastenal. 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. For dry bolts increase the torques with approximately 30%. S. Each bolt grade has an ideal tightening torque for maximum clamping force without breaking. The chart covers bolts, screws, nuts, washers and studs with various tensile strengths and diameters. Aug 22, 2025 · Metric bolt torque chart This chart provides the recommended maximum torque values for threaded products, but it is for reference only. 9, and 12. com Address: Mumbai (400004), India We would like to show you a description here but the site won’t allow us. The tightening torques below are for imperial U. U. Sizes from 1/4 up are in ft. 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. Learn how to prevent over/under-torquing, overcome friction & ensure safe, durable bolted joints. Use these charts as a quick reference to optimize performance and maintain safety standards. bolts with tension approximately 70% of yield strength. Find the recommended torque values for different types of fasteners, materials and body sizes. ASTM A354-BD OR SAE Grade 8 Bolt Tightening Torque Chart Maximum tightening torques for coarse threaded metric bolts. . dalloyedfasteners. 31xjob lsgm hqfw pyjt iprag bz2awb cjvcns pbnh w0qwu xwgy