Liu Bao six Tel: 18,823,102,210 18,033,242,424 world music from the steel spiral spiral pipe manufacturers for raw materials is a strip coil, often warm extrusion, automatic two-sided double-wire submerged arc welding process of spiral seam welded steel pipe. Spiral Pipe factory. Spiral mainly used in water engineering, petrochemical industry, chemical industry, power industry, agricultural irrigation, urban construction, is one of 20 key product of development. For the transport of liquids: water supply, drainage, sewage treatment works, transport mud, sea water. For gas transportation: gas, steam, liquefied petroleum gas. For structural purposes: as piling pipe, for bridges; piers, roads, building structure pipe, marine piling pipe. GB Spiral Pipe referred to 9711.1 spiral steel pipe, 9711.2 spiral steel pipe, material classification: Q235B material Spiral Pipe, Q345B spiral steel pipe, L245 spiral steel pipe, L360 spiral steel pipe, X40-X80 spiral steel pipe, the main purpose, sewage treatment spiral pipe, water purification spiral steel pipe, spiral pipe waterworks, power plants with spiral steel pipe chemical companies, nuclear power spiral steel pipe, spiral pipe transporting flammable fluids, non-flammable fluid delivery with spiral steel pipe, spiral steel pipe GB, Ministry of Petroleum standard SY / T5037 Spiral pipe. The product is made with hot rolled steel strip material, often warm spiral shape, automatic submerged arc welding process, product implementation API SPEC 5L, EN10217, GB / T9711.1, GB / T9711.2 standards. 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