Hebei Hengkuo Pipe Fitting Co.,Ltd located in zhanglongtan industrial development zone of Yanshan country, know as Chinese piping fabrication base, is one of the largest companies specializing in manufacturing and selling the steel pipes and fitting in north of China. Shijiazhuang Chunxi Pipe Fitting Co.,Ltd, a branch has been supplying our best products to the foreign customers and earning good reputation. We have a completed and effective quality management system and quality assurance system. We try our best to provide products to meet or exceed ASTM, ASME, ANSI and/or API standards according to your specific requirements with full documentation