Fully Welded Ball Valves

• High Pressure&Large Bore A105 Ball Valve

  This ball valve is built for extreme service, featuring an ASTM A105 forged steel body that offers superior strength and impact resistance over cast alternatives. The forging process eliminates...

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• Large Diameter A105 Ball Valve

  potential external leakage paths common in bolted assemblies. This structure significantly reduces weight and maintenance requirements, making it the ideal choice for direct burial applications or...

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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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• 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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• 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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