About Us

Headquartered in Sulphur, Louisiana, STS Industrial is a fastener supply company trusted for reliable delivery, material knowledge, and strict adherence to specifications in the industrial, petrochemical, marine, and construction sectors. Our fastener catalog spans hex bolts and cap screws, socket screws, hex, lock, and coupling nuts, flat and lock washers, load‑indicating washers, carriage and plow bolts, lag screws, eyebolts, U‑bolts, anchor bolts, grating fasteners, and specialty fasteners for unique assemblies. We support sealing needs with spiral wound, ring joint, full‑face, and metal‑core gaskets, plus custom fabricated gaskets tailored for complex flanges and service conditions. Pipe, fittings, and flanges include 90° and 45° elbows, tees, reducers, bushings, couplings, unions, caps, plugs, olets, and flanges in a wide range of materials and pressure classes. Our pipe supports and structural hardware cover pipe clamps, clevis and beam clamps, rod supports, structural attachments, and custom fabricated supports. For fabrication and maintenance, we supply drill bits, concrete bits, hole and annular cutters, taps, dies, reamers, thread repair tools, bolt removal kits, and machining services, along with specialty coatings, finishes, and surface treatments backed by documentation and compliance readiness.