Liu Bao six Tel: 18,033,242,424 18,823,102,210 Lechang spiral spiral pipe is a strip coil for raw materials, often warm extrusion, automatic two-sided double-wire submerged arc welding process of spiral seam welded steel pipe. . Lechang spiral coil is mainly used in water engineering, petrochemical industry, chemical industry, power industry, agricultural irrigation, urban construction, is one of 20 key product development of our country. 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. Mainly for oil and natural gas industry transportation of flammable and non-combustible fluids and fluid spiral steel pipe, corrosion spiral, spiral, bridge jacking, steel casing, piling pipe, steel pipe piles, pipe water pipe billboard column, Chaozhou, Guangdong, Guangzhou, Shenzhen, Foshan, Jiangmen, Zhaoqing, Huizhou, Zhanjiang, Maoming, Yangjiang, Meizhou, Shanwei, Heyuan, Qingyuan, Dongguan, Zhongshan, Zhuhai, Shantou, Jieyang, Yunfu, Shaoguan Nanning, Beihai, Qinzhou Fangchenggang Guigang Yulin Chongzuo guest Baise, Hechi Hezhou Liuzhou, Guilin, Haikou, Sanya, Hainan Wuzhou Ji'an, Jiangxi Ganzhou, Fuzhou, Shangrao, Yichun spiral plating Zinc spiral, coil steel casing pipe piling thick walled steel spiral pipe plant piling casing manufacturer Spiral Pipe factory, the price spiral, spiral pipe manufacturers, large diameter steel pipe. Welded steel pipe, spiral steel pipe, spiral pipe, pipe jacking bridges, steel casing, piling pipe, steel pipe piles, water pipes, billboard products provide a sand column pipe, corrosion, galvanized, bending, machining and so on. Lechang spiral spiral steel / steel casing / bridge jacking / large diameter pipe size 219 × 6 219 × 13 1520 × 8 219 × 6 920 × 12 219 × 7 219 × 14 1520 × 9 273 × 6 1020 × 6 219 × 8 1120 × 6 1620 × 8 273 × 8 1020 × 8 529 × 6 1120 × 7 1620 × 9 325 × 6 1020 × 10 529 × 7 1120 × 8 1520 × 10 325 × 8 1020 × 12 529 × 8 1220 × 6 1520 × 11 325 × 10 1220 × 6 325 × 9 1220 × 7 1520 × 12 377 × 6 1220 × 8 325 × 10 1220 × 8 1620 × 10 377 × 8 1220 × 10 529 × 9 1120 × 9 1620 × 11 377 × 10 1220 × 12 529 × 10 1120 × 10 1620 × 12 426 × 6 1220 × 14 630 × 6 1120 × 11 1520 × 13 426 × 8 1020X14 630 × 7 1120 × 12 1520 × 14 426 × 10 1420 × 6 630 × 8 1220 × 9 1620 × 13 478 × 6 1420 × 8 820 × 6 1220 × 10 1620 × 14 478 × 8 1420 × 10 820 × 7 1220 × 11 1720 × 10 478 × 10 1420 × 12 820 × 8 1220 × 12 1720 × 11 529 × 6 1420 × 14 630 × 9 1120 × 13 1720 × 12 529 × 8 1520 × 8 630 × 10 1120 × 14 1820 × 10 529 × 10 1520 × 10 820 × 9 1220 × 13 1820 × 11 630 × 6 1520 × 12 820 × 10 1220 × 14 1820 × 12 630 × 8 1520 × 14 426 × 11 630 × 16 1720 × 13 630 × 10 1620 × 10 426 × 12 1420 × 16 1720 × 14 630 × 12 1620 × 12 720 × 11 1320 × 6 1820 × 13 720 × 6 1620 × 14 720 × 12 1320 × 7 1820 × 14 720 × 8 1620 × 14 920 × 7 1320 × 8 1920 × 10 720 × 10 1720X (10-18) 920 × 8 1320 × 9 1920 × 11 720 × 12 1820x (10-20) 920 × 9 1420 × 6 1920 × 12 820 × 6 920 × 10 1420 × 7 2020 × 10 820 × 8 1020 × 7 1420 × 8 2020 × 11 lechang spiral 820 × 10 lechang spiral 1020 × 8 1420 × 9 2020 × 12 820 × 12 1020 × 9 1320 × 10 1920 × 13 820 × 14 1020 × 10 1320 × 11 1920 × 14 920 × 6 820 × 11 1320 × 12 2020 × 13 920 × 8 820 × 12 1420 × 10 2020 × 14 920 × 10 lechang spiral spiral steel pipe, corrosion spiral, spiral, bridge jacking, steel casing, piling pipe, steel pipe piles, water pipes billboard column pipe, Chaozhou, Guangdong, Guangzhou, Shenzhen, Foshan, Jiangmen, Zhaoqing, Huizhou, Zhanjiang, Maoming, Yangjiang, Meizhou, Shanwei, Heyuan, Qingyuan, Dongguan, Zhongshan, Zhuhai, Shantou, Jieyang, Yunfu, Shaoguan Nanning, Beihai, Qinzhou Fangchenggang Guigang Yulin Chongzuo guest Baise, Hechi Hezhou Liuzhou, Guilin, Haikou, Sanya, Hainan Wuzhou Ji'an, Jiangxi Ganzhou, Yichun Fuzhou Shangrao galvanized spiral coil, coil steel casing pipe piling thick walled spiral steel pipe factory piling casing manufacturer Spiral Pipe factory, the price spiral, spiral pipe manufacturers, large diameter steel pipe. Welded steel pipe, spiral steel pipe, spiral pipe, pipe jacking bridges, steel casing, piling pipe, steel pipe piles, water pipes, billboard products provide a sand column pipe, corrosion, galvanized, bending, machining and so on.