Easy spiral steel pipe corrosion corrosion corrosion corrosion spiral steel pipe www.naimoguanjian.com www.bengguan168.com pump tubing www.thgangguan.com spiral steel pipe spiral steel prices www.pvdfgc.com pvdf www.hbthgg.com spiral welded pipe spiral welded pipe : is carbon steel or low carbon alloy steel strip at a certain angle of the helix (called molding angle) rolled into a tube, then welded together to form the tube, it can be used a narrow strip production of large diameter pipe. Spiral welded pipe is mainly used for oil and gas pipelines, and its diameter * thickness expressed. Spiral welded single-sided and double-sided welding welding, pipe should ensure that hydrostatic test, weld tensile strength and cold performance to meet the requirements. Integrity is life. Customer satisfaction is our eternal pursuit. Our commitment: the same quality, the lowest price, homegrown, ensure credibility. Sincerely look forward to cooperation with all friends. Hebei Steel Pipe Manufacturing Co., Ltd. Tian Hui used in all SY/T5037-2000, GB/T9711.1-1997 standards and APISpec5L standard production φ219-φ2420, Q235, Q345, 10 # steel, 20 # steel, 16Mn, L245, L290, L360 , X42-X70 grade steel spiral submerged arc welded steel pipes of different thickness. Our products are widely used in natural gas, petroleum, chemical, electric power, heat, water, steam heating, hydropower penstock, power, water and other long-distance pipelines and piling, bridges, steel and other engineering fields. Spiral pipe network insists grasping the market, internal management, quality and efficiency of development and achieved good economic and social benefits, with strong financial strength, advanced management experience, excellent sales service: strict quality management system and purchase scientific marketing tools, with you hand in hand, and common development. Spiral pipe network operating in a fair, objective, scientific, pragmatic, honest principle. Management for courteous. Honesty standardize their operations, courage, unity, and progress and future diligently and hard work, to seize the good economic development trend and the western development. Northeast Economy proactive great opportunity to strengthen exchanges with their peers GUANG friends in the community, with the times and create even greater glory for the country, for the prosperity and development of seamless steel pipe industry to make a contribution. Also known as spiral or helical spiral steel pipe, is a low-carbon steel or low alloy steel strip at a certain angle of the helix (called molding angle) rolled into a tube, then welded together to form the tube, It can be produced with a narrow strip of large diameter steel pipe. Spiral is mainly used for oil and gas pipelines, its diameter * thickness expressed. Spiral single-sided and double-sided welding welding, pipe should ensure that hydrostatic test, weld tensile strength and cold performance to meet the requirements.