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Spiral welded pipe: The low carbon carbon structural steel or low alloy structural steel strip is rolled into a tube blank according to a certain helix Angle (c···
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Big mouth straight seam welded pipe main production process description.
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Steel pipe is not only used to transport fluids and powdery solids, exchange heat, and make machine parts and containers, it is also an economic steel.
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Rebar is the common name of hot rolled ribbed steel bar. The grade of ordinary hot rolled steel bar consists of HRB and the minimum yield point of the grade.
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