Oil-gas conveying pipe and manufacturing method of same
A manufacturing method and delivery pipe technology, applied in the direction of pipes/pipe joints/fittings, pipes, rigid pipes, etc., can solve the problems of insufficient geometric dimension accuracy at the ends and weak joint strength, so as to eliminate potential safety hazards and improve docking efficiency , Increase the effect of the docking area
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[0033] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0034] Please also refer to Figure 1 to Figure 4 , the oil and gas delivery pipe provided by the present invention will now be described. The oil and gas delivery pipe includes a steel pipe 1 and a welding layer 2, the welding layer 2 is fixed at the end of the steel pipe 1, and the welding layer 2 is uniformly arranged on the surface of the steel pipe 1 around the axis of the steel pipe 1.
[0035] The beneficial effect of the oil and gas conveying pipe provided by the present invention is that: compared with the prior art, the oil and gas conveying pipe of the ...
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