All rights reservedDisclaimer | ASTM A325 bolts are one of the most commonly used fasteners, usually used for structural steel connections in heavy steel structures. or The Bible Technologies Group. by Bob Warfield | Blog, Tools and Techniques, Workshop and Storage | 0 comments. Lubrication Data Apps Applied.com. .style7 {font-size: 12px; color: #FF0000; } BS449: Part 2 Bolt Grade 8.8 . Toll free: 866-337-9888, Home | They show examples of the typical bolt grade markings for each bolt grade. Machine Design Apps You can provide the following project data as page header. Shear strength is typically estimated to be 60 percent of tensile strength. Bearing Apps, Specs & Data Grade 8 bolts are manufactured in different materials, thread types, lengths, coatings, and classes of fit, so it is critical that all those factors are taken into account when choosing the type of Grade 8 bolt is best. The different types include studs, tie bars, threaded rods, bolts and screws. 700 Typical. Shear strength must be calculated, because the American Society for Testing and Materials does not require shear strength values to be published. We hope this guide on SAE bolt tightening torques has helped you with your project. Grade 8 bolts are designated as a 150 ksi. Grade 8 bolts have a minimum tensile strength of 150,000 PSI.