Zhejiang Naishi Valve Co., Ltd. is a global enterprise that integrates research, design, manufacturing, marketing, installation, and technical support. The company focuses on producing a comprehensive range of industrial ball valves that comply with ASME, ANSI, EN, BS, DIN, API, GB, and GOST standards. Covering valve sizes from DN10 to DN1600, Naishi manufactures trunnion-mounted, floating, forged high-pressure, fully welded, double block and bleed (DBB), high-temperature, cryogenic, and alloy valves. With advanced production technology and a team of experienced professionals, Naishi delivers dependable valve solutions for applications in oil, gas, petrochemical, energy, and power sectors.
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28/08/2002
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Recent Actualizat
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Engineering Reliable Supported Ball MechanismsIndustrial pipeline systems require valve structures that can accommodate mechanical loads, pressure conditions, temperature changes, and repeated operating cycles. A Forged Steel Trunnion Mounted Ball Valve combines a forged body with a supported ball mechanism to provide a configuration used across oil and gas, petrochemical, power, industrial processing, and infrastructure applications. Its...0 Commentarii 0 Distribuiri 69 Views 0 previzualizareVă rugăm să vă autentificați pentru a vă dori, partaja și comenta!
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Sealing Technology in Low Temperature Valve SystemsExtremely low operating temperatures create unique engineering challenges for industrial flow control equipment. In such environments, Cryogenic Ball Valve Design must account for material behavior, thermal contraction, sealing performance, stem operation, and the interaction between the valve and surrounding pipeline. A suitable design is therefore based on more than simply selecting a...0 Commentarii 0 Distribuiri 606 Views 0 previzualizare
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Material Engineering for Industrial Floating Ball ValvesIndustrial pipelines require flow control equipment that can combine structural stability with dependable isolation, and Cast Steel Floating Ball Valve construction provides an established approach for many process applications. The combination of a cast steel body and floating ball mechanism creates a valve structure in which material selection, machining precision, seat design, and pressure...0 Commentarii 0 Distribuiri 591 Views 0 previzualizare
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Reliable Cast Valve Engineering for Energy InfrastructureLarge industrial pipeline systems require valves capable of maintaining reliable isolation while handling pressure changes, mechanical loads, temperature variation, and repeated operating cycles. Oil and gas transportation, petrochemical processing, chemical facilities, power generation, and industrial utilities all depend on stable flow control. A professionally engineered Cast Steel Trunnion...0 Commentarii 0 Distribuiri 740 Views 0 previzualizare
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Precision Manufacturing for Energy and Process IndustriesIndustrial pipeline systems rely on dependable flow control equipment to maintain efficient transportation, isolation, and process management. From oil and gas facilities to chemical plants, power stations, water treatment systems, and industrial utilities, valves must perform consistently under changing operating conditions. Working with an experienced Ball Valve Factory provides access to...0 Commentarii 0 Distribuiri 902 Views 0 previzualizare
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Precision Valve Solutions for Modern Industrial NetworksIndustrial pipeline systems depend on reliable flow control equipment to maintain stable transportation, isolation, and process management. Oil and gas facilities, chemical plants, power stations, water infrastructure, and manufacturing operations all require valves that can perform consistently under changing operating conditions. Working with an experienced Ball Valve Factory provides access...0 Commentarii 0 Distribuiri 940 Views 0 previzualizare
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Reliable Valve Manufacturing for Energy and Process IndustriesIndustrial flow control systems depend on carefully engineered valves to regulate, isolate, and manage fluids across complex pipeline networks. From energy transportation and chemical processing to water treatment and industrial utilities, valve performance can influence operational stability and maintenance efficiency. Working with an experienced Ball Valve Factory gives project developers...0 Commentarii 0 Distribuiri 924 Views 0 previzualizare1
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Professional Ball Valve Production for Critical ApplicationsIndustrial pipeline systems are expected to operate continuously while maintaining safe fluid transportation, efficient process control, and dependable production performance. Whether transporting oil, natural gas, chemicals, water, or process media, valves remain one of the most important components within every pipeline network. Working with an experienced Ball Valve Factory enables project...0 Commentarii 0 Distribuiri 1K Views 0 previzualizare1
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Innovative Cryogenic Ball Valve Design for LNG SystemsIndustrial facilities handling liquefied gases and other cryogenic media require specialized valve solutions capable of operating reliably under extremely low-temperature conditions. LNG terminals, industrial gas production plants, hydrogen energy facilities, petrochemical complexes, and scientific applications all depend on advanced engineering to ensure stable process control and operational...0 Commentarii 0 Distribuiri 2K Views 0 previzualizare1
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Reliable Industrial Flow Control for Global Energy ProjectsIndustrial operations involving high-pressure pipelines require valve solutions capable of maintaining exceptional strength, reliable sealing, and stable performance throughout continuous service. Facilities in the oil and gas, petrochemical, LNG, power generation, and industrial processing sectors rely on advanced valve technology to protect equipment and maintain production efficiency....0 Commentarii 0 Distribuiri 1K Views 0 previzualizare
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