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High frequency solder is in charge of
From;    Author:Stand originally
Company major produces helix steel tube, norms includes, 219mm-2020mm, mural thick 3.5mm- 20mm. Straight seam welding is in charge of norms to include: 4 minutes, 6 minutes, 1 inch, 1.2 inches, 1.5 inches, 2 inches, 2.5 inches, 3 inches, 4 inches, 5 inches, 6 inches, 8 inches, 10 inches, special norms includes: 102mm, 108mm, 127mm, 133mm, 139mm, 159mm, 168mm, 177mm, 194mm, wait for norms, the straight seam welding of mural thick 0.8mm-12mm is in charge of, hot-rolling is not had seam one of large companies that turn steel tube, the product is carried out: SStandard of Y/T5037, GB/T9711, GB/T8162-1999, GB/T8163- 1999, use extensively at industry of oil, natural gas, chemical industry, carry fluid conduit, bridge pile, capital construction project and steel structure. Order the main product that makes the steel tube company with special norms, special large wall to have by user demand: Carry a fluid to use facilities of seamless steel tube, fertilizer to use steel tube of seamless steel tube, hot-rolling, helix steel tube to wait with seamless steel tube, structure with cracking of seamless steel tube, oil. Company consistent believe in " quality the first, the client is consummate, with sincere meeting friend, science and technology promotes '' of look forward to. The concept of the company is " collaboration, innovation, beg into, development '' .

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