Our company owns seamless steel pipe production line(Di Saier seamless punch), the American Lincoln double submerged arc spiral pipe production line, high-frequency straight seam steel pipe production line, and the mid and high frequency pushing machine for heat expanded pipe line. The annual outputs of our company are as follows: the annual production capacity of seamless steel pipe with diameter from 20mm to 910mm and wall thickness from 2.0mm to 26mm, is 100,000 tons; diameter of the double-sided submerged arc spiral steel pipe is from 219mm to 3600mm,with wall thickness from 6.0mm to 30mm, and annual production is 200,000 tons; diameter of straight seam electrical resistance welding steel pipe
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Our company owns seamless steel pipe production line(Di Saier seamless punch), the American Lincoln double submerged arc spiral pipe production line, high-frequency straight seam steel pipe production line, and the mid and high frequency pushing machine for heat expanded pipe line. The annual outputs of our company are as follows: the annual production capacity of seamless steel pipe with diameter from 20mm to 910mm and wall thickness from 2.0mm to 26mm, is 100,000 tons; diameter of the double-sided submerged arc spiral steel pipe is from 219mm to 3600mm,with wall thickness from 6.0mm to 30mm, and annual production is 200,000 tons; diameter of straight seam electrical resistance welding steel pipe