China BW Fully Welded Ball Valve Manufacturers Factory Suppliers
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BW Fully Welded Ball Valve
NSV Fully Welded Ball Valves can be spherical and cylindrical type.Usually the spherical type have only one welding seam on the body,the cylindrical type have two welding seam on the body.The...
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A105 DBB Ball Valve
This is a Forged Steel A105 DBB (Double Block and Bleed) ball valve with flanged end connections and an integral needle valve as a bleed valve. The DBB design provides simultaneous isolation of...
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A105 Full Welded Ball Valve With Nipple
The NSV A105 full welded ball valve features a monolithic carbon steel body with integral nipples, providing a permanent, zero-leak solution for small-bore industrial piping. Made from ASTM A105...
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F11 Ball Valve
The NSV F11 floating ball valve features a two-piece design with a chrome-molybdenum alloy steel (F11) body, built for high-temperature service up to 538°C and pressure ratings up to Class 600....
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CF8M Eccentric Semi Ball Valve
The NSV CF8M Eccentric Semi Ball Valve's eccentric ball valve features an offset design that separates the ball from the seat instantly upon opening, enabling friction-free operation and...
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Cast Double-Ball DDB Ball Valve
This DBB valve integrates two independent trunnion-mounted balls and a central bleed port in one cast body, delivering true double block with verified cavity venting. Unlike single-ball DBB...
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Pneumatic Ball Valve
This pneumatic ball valve is designed for reliable on/off control in high-flow industrial applications such as water, steam, and oil systems. Featuring a full-port design with a pneumatic actuator...
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Jacketed Wafer Ball Valve
This jacketed wafer ball valve is designed for on/off service in applications requiring precise temperature control of the process fluid. Featuring a compact forged wafer body with integrated...
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Wafer Ball Valve
Wafer ball valve is normally one-piece design and floating ball type, and are available in both cast and forged body, full and reduced bore configurations and, although intended for manual...
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Flanged Fully Welded Ball Valve
Fully welded ball valve offers the advantage of a compact envelope, which allows for increased strength and significant reduction in weight. Furthermore, since the body is made by welding forged...
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Underground Fully Welded Ball Valve
NSV supplies Underground Fully Welded Ball Valves, trunnion mounted,that’s with extended stem,discharge vent sealant injection system when used for under-ground installations,valves with butt...
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Double Block and Bleed Ball Valve
DBB VALVES assure double isolation function thanks to two obturator inserted in a single body and they provide the bleed function by means of a bleed/vent system located between obturators(body...
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Underground fully welded ball valve. CGV underground ball valves are designed for gas transmission and district heating systems and other closed loop water systems, typical for...
Fully Welded Ball Valve: Size: DN50 to DN1400; 2″ to 56″ Pressure: ANSI Class 150 to Class 1500: Material: A105, A350LF2, A182 F316, etc: End Connection: Flange ASME B16.5/B16.47, BW:...
High quality Industrial Gas Fully Welded Ball Valve Sw Bw Flange No External Leakage from China, China's leading trunnion type ball valve product, with strict quality control forged steel ball valve...
We continue to promote the standardization and institutionalization of business management, comprehensively improve work standards, and establish a good image in the 20 Steel 20# CS Ss Bw Fully...
YFL BW Ends large size fully welded ball valves with fully welded body are normally installed above ground in long distance pipeline for Oil & Gas transportation. Size: 2''-48'', DN50-DN1200...
Fully welded ball valves are often considered the most common type of full weld valve found in many industries such as offshore petroleum, onshore petrochemical, urban heating & natural gas,...
















