Contact Us - Deacon Industrial Supply Company carbon steel, stainless steel, forged steel, fittings, flanges, pipe,ball valves, gate valves, check valves, trunnion, instrumentation, actuation, heating, fireprotection, pipe supplier, valve supplier, pa, nj , de, Deacon Industrial Supply Company is an industry leader in the distribution of pipe, valves, fittings, and many other related products and services across the Mid-Atlantic Region.