Dixie Iron Works, Ltd. is an API 6A licensed facility as evidenced by license No. 6A0001.1. Dixie Iron Works, Ltd. has a functioning quality program in conformance with the API Q1 specification. All inspection, testing, and examinations ensure that materials, products, and services provided by Dixie Iron Works, Ltd. conform to API specified requirements. The API Spec 6A specification was written for manufacturers who wish to be licensed to apply the API monogram to their equipment. The technical content of API Specification 6A provides requirements for performance, design, materials, testing, inspection, welding, marking, handling, storage and shipment. Products that fall under the scope of our API license are as follows: Flanged Connections, Threaded Connections, Valves, Chokes, Tees, Crosses and Crossover Connectors at PSL 1 through PSL 3.