螺旋管

spiral pipe: 1.outside size:219-2220mm 2.material: Q235, Q345, X42-X80 and so on. 3.criterion for implementation:SY/T5037, GB/T9711, API 5L We can also supply other steel pipes like seamless steel pipe, straight seam welded pipe, square and rectangular pipe. All of these products have been tested qualified by China's oil industry of the pipe for Quality Supervision and Testing Center and Hebei Iron and Steel Products Quality Inspection Station. Our products are widely used in petroleum, chemical, gas, air-conditioning, low-pressure fluid pipes, steel structures, and so on. To know more about our corporation, kindly visit our website: http://www.hbfixedstar.com. Should any of the items be of interest to you, please let us know, we shall be glad to give you our lowest quotations upon receipt of your detail requirements. With strong technical force and production capacity, we are confident to provide you the most competitive price and satisfying after-sale service. SpecificationSpecificationSpecification219-529*6630-820*91120-1220*8219-529*7630-820*101120-1220*9-12219-529*8920-1020*6820-1620*16325-529*9920-1020*71420*8-12325-529*10920-1020*81420-1620*14426-820*11920-1020*91520-1620*8-12426-820*12920-1020*101820*8-12630-820*6920-1020*111820*13-14630-820*7920-1020*121920-2220*10-12630-820*8529-1220*141920-2220*13-14