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When engineers and plant operators discuss the reliable quarter-turn isolation devices for high-pressure, high-temperature pipelines, the conversation almany always gravitates ...
From June 17 to 19, 2025, Naishi Valves made a notable appearance at the 27th China Import and Export Fair (Canton Fair), Section C – Gas & Fluid Exhibition. The company s...
Naishi Valve Co., Ltd. has successfully completed the production and shipment of a batch of fully welded ball valves and globe valves bound for Germany. These valves will be in...
Recently, the elevated-height gas ball valve (2-meter extension) and matching electro-hydraulic actuator, independently developed and designed by our company, have successfull...
Recently, the Fujian Xinao Gas installation project, for which our company was responsible for supply and technical support, was completed. After the efficient collaboration a...
Ball valves are widely used in various industries due to their reliability and efficient flow control. However, like all mechanical components, they can experience internal lea...
A ball valve is a mechanical device used to control the flow of fluids such as liquids, gases, or slurries through a pipeline. Its primary function is to start, stop, or regula...
Installation points: Confirm the flow direction mark (some ball valves have direction requirements). Avoid high welding temperature from damaging the seal (welded ball valves r...
Common types and applicable scenarios: Floating ball valve: The ball can float slightly, and the valve seat is sealed by the medium pressure. Suitable for small diameter, mediu...
Recently, a delegation from the Inner Mongolia Autonomous Region paid a three-day visit to our company for comprehensive inspections and strategic discussions on energy equipm...
Recently, our technical expert team traveled to Russia to engage in specialized technical discussions with a local energy group regarding valve equipment stability in extreme c...
Recently, the DN800 large-caliber heating-specific ball valve manufactured by our company completed the valve body painting process and entered the key surface treatment finis...
