Stanley threaded rod, 5/16-18 thread, 36 in overall length, coarse thread, heat treated alloy, aisi 4140, grade: B7, zinc plated, for anchor bolts, clamps, hangers and u-bolts. For anchor bolts, clamps, hangers and u-bolts.
- For bolting valves, flanges and fittings of high pressure/temperature
- Heat treated to meet a minimum tensile strength of 125 ski
- Meets ASTM a193, grade B7