Hebei Hana pipe fabrication company mainly manufacture, production, straight seam steel pipe, ERW pipe, high frequency welded pipe of large diameter steel pipe, heavy-wall steel pipe, steel pipe, spiral pipe, hot ya steel pipe spiral steel pipe manufacturers. And external contracting pipe galvanized, anti-corrosion, insulation, pipe cutters, drilling, strapping, paint, and other businesses. Is one of the steel tube and pipe fittings of large enterprises in North China, is located in the "pipe manufacturing base" Industrial Park, Yanshan County, Hebei province. Hana pipeline company has introduced United States advanced Lincoln automatic submerged arc welding equipment, as well as Germany JCOE steel pipe production equipment, with high technological content, advanced technology and other features. Is now able to produce double-sided spiral submerged arc welded steel pipe specifications: ¦Õ 159mm-3620mm, 5mm-25mm wall thickness, straight seam steel pipe specification: ¦Õ 219mm-1420mm, 5mm-50mm wall thickness, high frequency welded pipe specification: ¦Õ 19mm-273mm, 0.8mm-8mm wall thickness, material Q235B,20