December 2010 - National Tube Supply Co., University Park, Ill., is planning to expand in the West to better serve its customer base. By the end of 2010, the company intends to open a plant in Moreno Valley, Calif. The 50,000-square-foot facility will feature the same inventory as the company’s headquarters, including hot-finished seamless carbon/alloy mechanical tubing, heavy-wall pipe, drawn-over mandrel mechanical tubing and cold-drawn seamless carbon tubing.