Hebei kangsheng steel pipe manufacturing Co., Ltd. is the specialized production management enterprise of spiral welded pipe. This company produces all kinds of steel, sales of various specifications of spiral welded pipe, spiral welded pipe for water and wastewater treatment, petroleum, natural gas transport construction projects; etc. My company produces spiral pipe with good properties, corrosion resistance, high strength, low resistance, ageing resistance fluid, long service life, light, durable characteristic according to user need corresponding anticorrosive processing. My company the production and sales of spiral welded pipe specifications for 219-3200mm, 5-20mm thick wall materials Q235B, Q345B 20 # steel 16Mn. Companies with the best product quality guarantee, thanks to our customers, welcome customers to negotiate.