Zhejiang Dada Stainless Steel Co. is building two stainless steel welded pipe production lines. Work on the construction of the production lines is already underway. Once complete, the new lines, which will be built at Zhejiang Dada Stainless Steel’s production base at Leidian Industrial Park in Zhejiang, will produce stainless steel welded pipes of 8-2540 mm outer diameter and 0.5, 25mm wall thickness.