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Versatile, standards-compliant valve solutions for general engineering, process plants, and industrial manufacturing applications.

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Double Offset Butterfly Valves

Series D high performance double offset butterfly valves are manufactured under international standards (API 609, EN 593, MSS-SP67). These valves are engineered for durability, consistent performance and ease of automation. Each valve is 100% pressure tested and fully serialized prior to shipment.

QUEST - Engineering

QUEST Flow Controls offers a comprehensive range of valve solutions for diverse engineering and industrial manufacturing applications, from chemical processing and pharmaceutical plants to pulp & paper and general process industries. Our valves are designed in accordance with API, ASME, EN, and ISO standards, ensuring global compatibility and ease of specification. With body materials ranging from cast iron and carbon steel to stainless steel, duplex, and super duplex alloys, and seat options including EPDM, PTFE, SUPR, and PEEK, QUEST valves can be configured to handle virtually any process media, temperature, and pressure requirement. ISO 5211 top flanges, multiple body styles, and a full automation program with pneumatic, electric, and hydraulic actuators ensure seamless integration into any plant control system.

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Double Offset Butterfly Valves

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Triple Offset Butterfly Valves

Series T high performance triple offset butterfly valves are manufactured under international standards (API 609, EN 593, MSS-SP67). These valves are engineered for durability, constituent performance and ease of automation. Each valve is 100% pressure tested and fully serialized prior to shipment.

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Resilient Seated (Series RF)

Series ‘RF’ Flexible seated centric butterfly valves are very reliable valves for tight shut off applications. Manufactured under international standards (EN 593, MSS-SP-67), these valves are engineered for durability, consistent performance, and ease of automation. Each valve is tested for pressure retention, shut-off integrity, and mechanical safety before dispatch.

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RC SERIES - Resilient Cartridge Seated Butterfly Valve

Series RC resilient cartridge seated butterfly valves are manufactured under international standards (API 609, EN 593, MSS-SP67).

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Floating Ball Valves

QUEST Flow Controls delivers superior-quality valves with proven reliability. All Series F1S–E6S Floating Side Entry Ball Valves are manufactured in ISO 9001 & ISO 14001 certified facilities with robust quality management systems and are designed in accordance with ASME B16.34, API 6D, API 608, and ISO 17292.

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