Elaborated here in the article is a newly-developed tube end sealing device for the high-pressure hydrostatic testing machine, being applicable to the dual - line hydro-tester.
介绍了一种新型高压水压试管机端头密封装置，可用于双线管材水压试验设备。
Hydrostatic test machine is indispensable testing equipment for pipeline production, each pipe must be carried out hydrostatic test to assure the quality.
水压试验机是焊管生产线不可缺少的检测设备，为确保产品质量，每根钢管均须进行静水压试验。
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