The Grade B7 coarse fully threaded rod is fantastic for bolting pipe flanges together. The Grade B7 hot-dip galvanized all thread bar and Grade B7 plain finish option are both perfectly capable of completing this job with great results. The Grade B7 hot-dip galvanized threaded rod is designed for outdoor use due to its high corrosion resistance. The Grade B7 threaded rod with a plain finish is designed for indoor use only. Both Grade B7 all thread options can handle high-temperature and high-pressure applications.
The A194 Grade 2H plain finish heavy hex nut and the F436 plain finish flat washer are very compatible with the Grade B7 plain finish threaded rod. The A194 Grade 2H hot-dip galvanized heavy hex nut and the F436 hot-dip galvanized flat washer are intended for use with the Grade B7 hot-dip galvanized threaded rod.