The group's principal activity is to produce welded tubular steel products for use in energy and industrial applications. It manufactures structural tubing products, electrical conduit, standard pipe and piling products. The group operates in two segments: energy products and industrial products. The energy product line includes line pipe and oil country tubular goods such as drill pipe, production casing, surface casing and production. These products are sold to distributors throughout the United States and Canada who then resell to oil and natural gas production companies. The industrial product line includes structural tubing products, standard pipe and piling products. These products are sold to distributors and to end users in construction, transportation, agriculture and other industries. On 28-Feb-2003, the group acquired seacat corporation. On 23-Apr-2004, the group acquired the assets and certain liabilities of Texas arai.