Tubular sealing: Low and medium pressure gas and liquid. The structure is simple and the cost is low, but the sealing surface is in line contact. Sealing plug, high pressure, natural gas, petroleum. The seal is reliable and can adapt to the ellipticity of
2026-05-21
In-depth analysis of construction duration and influencing factors In modern industrial pipeline operation and maintenance, the pressure-bearing opening technology has become an indispensable core process. When a high-pressure pipeline needs to be renovat
2026-05-20
It enables the local isolation and repair of damaged or need-to-be-repaired pipelines without interrupting the normal fluid transportation. However, regarding the operating environment of this technology, many practitioners and non-professionals often ha
2026-05-19
The traditional methods of pipeline repair usually involve shutdowns, purging, replacement, and welding operations... This series of procedures not only consume a lot of time but also cause significant economic losses and pose safety risks. However, nowad
2026-05-18
Pressure-sealing is a method that involves increasing the pipe diameter over a certain length in the middle of a pipeline, and then installing isolation valves at both ends of that section to achieve pipeline sealing and maintenance operations.
2026-05-15
When there is a leakage in an in-service pipeline that requires emergency repair, or when pipeline renovation or branch connection needs to be carried out without stopping the transportation, pressure-sealing technology provides a safe and reliable soluti
2026-04-24
pipelines are like the blood vessels of the human body, undertaking the task of transporting important media such as energy, water, and chemical materials. Whether it is the high-temperature and high-pressure pipelines in petrochemical plants or the gas
2026-04-23
A Comprehensive Analysis of Application Scenarios and Technical Value During the operation, maintenance, and upgrade of industrial pipeline systems, how to complete pipeline branch connection, equipment installation, or fault handling without stopping the
2026-04-22
How to perform pressure repair for pipe openings: A comprehensive analysis of the non-stop operation emergency repair technology
2026-04-15
In the industrial fields such as oil and gas pipelines, urban water supply networks, and chemical plants, the pressure-sealing technology serves as a crucial means for non-stop pipeline maintenance and renovation. Its reliability and safety directly affec
2026-04-14
Comprehensive analysis of the size limitations and technical considerations for pipeline sealing. In the industrial fields such as oil and gas pipelines, urban pipelines, and chemical pipelines, the pressure-bearing sealing technology, as an important pr
2026-04-13
This article will systematically review the development history of the pressure-sealing technology and showcase China's leapfrog development from technology introduction to independent innovation in this field. I. Technological Origin: The Birth and Early
2026-04-10