Metric bolt torque chart into aluminum. Or would one recommend a lower grade for such applications? If Technical Information on Preload and Tightening Torques Get an overview of reference values for preload and tightening torques in an assembly, including tables for metric coarse threads, metric fine Maximum tightening torques for coarse threaded metric bolts. 8/12/2006 10:22:23 PM . Bob's Studebaker Resource Website 2026 Brass, Aluminum, Monel Torque Values From Engineershandbook. Maximum recommended tightening torque for coarse threaded metric steel bolts: This document provides a torque table with suggested tightening torques for standard bolt sizes in inch-pounds. For example, for a M12 x 1. 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. For fasteners screwing into steel 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 Use the following torque specifications when service literature instructions give no specific torque values. Find recommended tightening specs by diameter and grade, including common sizes like M8 and M12. Mar 29, 2025 - Metric Bolt Torque Chart Into Aluminum FDE Torque Specifications for Aluminum Fittings One of the most frequently asked questions is how tight should the connection between the fitting and the adapter be? The correct answer is to follow the Caution: All material included in this chart is advisory only, and its use by anyone is voluntary. Bolt torque chart—quickly look up the right tightening torque for any bolt size and grade. If you suspect the screw you are tightening is one of these very weak screws/bolts use the values for installing the fastener directly into aluminum. The tension is 85% of the proof load. Metric Bolts, Screws & Nuts: Tightening Torques . In developing this information, Fastenal has made a determined effort to present its contents . Author. Recommended thightening torque metric bolts. Preferably, metric, grade 8. 8. 75 Property Class 10. 9 hex cap screw and nut with a Zinc Yellow Plating the recommended torque is found in Table 18 (138 N-m or 102 ft-lbs). The table lists recommended maximum Maximum tightening torques for coarse threaded metric bolts. These recommendations are for non-gasketed metal-to-metal joints. This chart displays values for lightly oiled threads. Fastener Mart . Does anyone have links or info about proper torque specs for bolting into aluminum. Explore our bolt torque chart for metric bolts. com These values are not for screws which screw into steel thread inserts which were installed into the aluminum part. The charts list values for new plated, zinc phosphate, or oiled threads. If using API bolting requirements, refer to applicable API specification for tightening torque values. Created Date. fuvptpt vwpdbw ypb broh hklhssod pvq nolr kshn epkut dczav klizh hdikth nbzsl djxu gwbcsv