... 2.6, ASME B18.2.3.7M DIA.:1/2”-1.1/2”, M12~M36LENGTH:1.1/4”-12”,30mm-300mmMATERIAL/GRADE:ASTM A325/A325M ... bolts and studs with diameters greater than 1-1/2" but with similar mechanical properties.Types TYPE 1Medium carbon, carbon boron, or medium ... , ksiYield, ksiElong. %, minRA %, min1/2 - 1120 min92 min14351-1/8 - 1-1/2105 min81 min1435Recommended Nuts and Washers NutsWashersType 1Type 3Type 1Type ...