U.S. Bolt Manufacturing, a world-class producer of engineered bolting intended for use in hostile environments and safety-related applications such as deep-water offshore drilling and production equipment, power generating turbomachinery, pumps, valves, pressure vessels, Navy ships, and industrial machinery. U.S. Bolt is a Houston-based company, recognized as the premier supplier for API 20E & API 20F bolting. The critical bolting supplier of choice for most of the major OEMs and primary drilling contractors in the industry for over 30 years. We hold certification and accreditation for our compliance to some of the most demanding globally-recognized standards: API Q1 Registration #Q1-1847 API 20E (BSL-1, BSL-2, BSL-3) Monogram Licensee #20E-0001 API 20F (BSL-2, BSL-3) Monogram Licensee - #20F-0001 ISO 9001:2015 Registration #1981 & 32619 Pressure Equipment Directive (PED) Certificate #47483 ISO 17025:2017 Certificate #0929.01 We manufacture engineered bolting for critical service and safety-related applications. Forged fasteners; hex head bolts and screws, 12 point flange, hex flange, socket cap, etc., hex nuts, all-metal lock-nuts; all thread studs, tap-end studs, and a variety of special configurations. Areas of specific expertise include: Bolting for subsea Oil & Gas drilling and production equipment (Risers, BOPs, TJs, Flex Joints, Stress Joints, Well Head Connectors, Subsea Manifolds, Subsea Well Heads, and Subsea Trees); connecting bolts and tie rods for Fracking Pump fluid end connections; Gas Turbine hot gas-path through bolts, rotor bolts and shroud screws, coupling bolts, and turbine split-casing bolts and nuts.