Swagelok Louisiana (also known as Ojay Enterprises, formerly known as Capital Valve & Fitting) is a company that provides fluid system components. Its products include filters, fittings, hoses and flexible tubing, leak detectors, lubricants, sealants, measurement devices, valves, miniature modular systems, etc. The company offers engineering, compressed gas lead detection, tool and equipment rental, fluid and steam system evaluation and advisory, and other services. Swagelok Louisiana caters to oil and gas, chemicals, food and beverage, power, semiconductor industries, etc.