Hebei Hengnuo pipeline Manufacturing Co., Ltd. is one of the large enterprises in North China steel pipe and pipe fittings. Steel pipe and pipe fittings series, business series, main production. The main spiral steel pipe anticorrosion steel pipe, straight seam steel pipe, welded pipe, steel pipe with large caliber thick wall steel pipe, seamless steel pipe, steel pipe, steel, hot-rolled steel pipe, thermal expansion pipe and steel pipe and galvanized business. The main products are pipe fittings elbow, three, four, and large flange of customized business. The company has introduced the advanced automatic submerged arc welding equipment, Lincoln, and the German JCOE pipe production equipment, with high technological content, technology and other advanced features. We can produce double-sided submerged arc spiral pipe specifications: diameter 159mm, wall thickness 3620mm, 5mm - 25mm, straight seam steel pipe specifications: diameter 219mm 1420mm, wall thickness of 5mm - 50mm, high frequency welded pipe specifications: diameter 19mm, wall thickness 273mm, 0.8mm - 8mm, Q235B, 16Mn, 20# material, Q345B, Nissan more than 500 tons; the production cycle is short, quick delivery, implementation of the SY/T5037-2000, GB/T3091-2008 standard.