In addition, the sealing performance of the splint valve and the head is difficult to meet when the medium is continuously transported under pressure. At the same time, the perforation chip and the life of the barrel knife will affect the performance and efficiency of the head.
In order to improve the working efficiency of large-caliber long-distance pipeline open-end, finite element simulation analysis of hanging head for open-end and design and laboratory test of double-stage hanging head were carried out, which improved the performance of open-end.
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