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QUEST Flow Controls manufactures high quality products that meet international standards. By combining strong traditional values with advanced modern technology, QUEST Flow Controls has established itself as one of the leading manufacturers of industrial valves.

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22820 Hufsmith Korhville Road
Tomball, Texas 77375 USA

Email: salesusa@questflowcontrols.com

Phone: 281.547.8804

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Gat No - 324, Chakan MDC
Phase – II Village Bhamboli, Tal-Khed, Dist-Pune
Maharashtra - 410 501, INDIA

Email: india@questflowcontrols.com

Phone: +91 89838 36955

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Series N - Trunnion Mounted Ball Valve

Series N - Trunnion Mounted Ball Valve
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QUEST Flow Controls' Trunnion Mounted Ball Valve (Series N) is available in both soft seated and metal seated configurations, manufactured in compliance with API 6D, API 608, ISO 17292 and ASME B16.34. Available in size range of NPS 2" to 48" (DN50 to DN1200), it supports pressure ratings of Class 150, 300, 600, 900, 1500 and 2500 making it suitable for the most demanding high pressure applications. The soft seated configuration operates from -46°C to 260°C (-51°F to +500°F) while the metal seated configuration extends performance up to 450°C (-51°F to +842°F). Body materials include Carbon Steel and Stainless Steel with Flanged and Butt Weld End connections. The valve supports Manual Gear, Pneumatic, Electric and Hydraulic actuation for full flexibility in automated and critical process environments.

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Series S - Three Piece Ball Valve

Series S - Three Piece Ball Valve

Three piece soft seated ball valve engineered for reliable shutoff across industrial applications with multiple material and end connection options compliant with ISO 17292, API 6D and ASME B16.34.

Specifications

Size Range½" to 3" (DN15 to DN80)
Body MaterialCarbon Steel, Stainless Steel, NAB, Gunmetal
Temperature Range-29°C to +200°C (-20°F to +392°F)
Maximum Operating PressureClass 150, 300, 400 & 800
Standards ComplianceISO 17292, API 6D, ASME B16.34