how to calculate bolt tightening torque A325 Nuts
In Episode 2 of Fasten Up, Baron Yarborough and Jay Martin talk to you about the differences and uses for ASTM F3125 Grade ASTM A325 Structural Bolts with Nut and Washer, HDG The recommended grade of nut for an ASTM A325 structural bolt is ASTM A563 Grade D, DH, or C. ASTM A194 2H is also an acceptable substitute. ...