Ferro-Tube is a leader in the manufacture of oil field float equipment, differential and auto-fill valves, centralization products, premium threaded equipment. Ferro-Tube has a state-of-the-art test flow loop, ensuring that our float equipment consistently complies with API RP 10F requirements. In January 2012, Ferro-Tube introduced our own line of float equipment that surpasses API 10F IIIC requirements. With a proven track record in the manufacture of Float Equipment, Ferro-Tube has grown into a multinational corporation serving clients worldwide. Ferro-Tube Oil Tools Co., L.P. is certified as API Specification Q1, ISO 9001:2008 compliant organization in Spring, Texas. The scope of API Q1 and ISO 9001:2008 certifications includes the design, manufacture, assembly and test of float equipment in accordance with API 10F. Ferro-Tube is authorized to use SPEC 5 CT monogram. This certification is accredited by The American Petroleum Institute (API).