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PTFE Lined Sight Flow Indicator

PTFE Lined Sight Flow Indicator Manufacturer

MVS Valves PTFE Lined Sight Flow Indicator is a robust and reliable solution designed for visually monitoring the flow of aggressive and ultra-pure fluids. Built with a fully PTFE/PFA-lined body and durable borosilicate glass viewing windows, this sight flow indicator offers excellent corrosion resistance and high performance under challenging operating conditions. Whether it’s for chemical processing, pharmaceuticals, or ultra-clean fluid applications, this product ensures clear, uninterrupted visibility of media flow.

Engineered to meet the rigorous standards of API 598, ASME B16.34, and EN norms, this indicator guarantees quality, safety, and precision. It is available in a double-window type design, with sizes ranging from ½″ to 6″ (DN 15 to DN150) and flanged end connections conforming to ANSI 150 and PN10–16 pressure ratings. The construction materials include Cast Ductile Iron, Cast Steel, and Stainless Steel, all internally lined with PTFE, PFA, or PVDF to handle a wide range of corrosive media.

It can be installed in any pipeline direction, making it a versatile choice for various industrial applications. The industrial PTFE lined sight flow glass is ideal for continuous flow monitoring in systems where product integrity and chemical resistance are essential. From PFA PTFE Lined Sight Flow Indicators to PVDF PTFE Lined Sight Flow Indicators, MVS offers comprehensive variants tailored to specific operational needs. With advanced design and tested durability, our PTFE Lined Sight Flow Indicator stands out as a dependable component for fluid control systems demanding safety, visibility, and long-lasting performance.

Specification

Specification Details
Flange As per ANSI B16.5 / B16.42
Valve Size ½″ - 6″ (DN 15 - DN150)
Lining Thickness 3 to 5 mm
Test & Inspection - Hydraulic Body (Shell) – 15 Kg/Cm²
Test & Inspection - Spark 15 KVDC
Features Inert to a wide range of corrosive chemicals
Eliminates need of using expensive, exotic alloys
Optional Components FULL VIEW (GLASS TUBE) DESIGN

Material of Construction

Body With Lining Ductile Iron GGG40.3 / ASTM A216 Gr. WCB (FEP Lined)
Cover Plate Ductile Iron GGG40.3 / ASTM A216 Gr. WCB
Glass Toughened Glass
Cushion PTFE
Bolts M.S. (Zinc Plated)
Nuts M.S. (Zinc Plated)
Body Material Options Ductile Iron GGG40.3 / ASTM A395
Cast Steel ASTM A216 Gr. WCB
ASTM A351 Gr. CF8 / AISI S.S. 304
ASTM A351 Gr. CF8M / AISI S.S. 316
Lining Material Options PFA – ASTM D 3307
FEP – ASTM D 2116
PVDF – ASTM D 3222
POLYPROPYLENE – ASTM D 4101

Application Industries

oil-gas-industry
Crude Oil & Natural Gas Industry
chemical-processing
Chemical & Petrochemical Industry
water-treatment-filtration-industry
Water & Wastewater Treatment
power-generation-industry
Nuclear & Thermal Power Generation
food-and-beverage-industry
Food & Beverage Industry
pharmaceutical-industry
Pharmaceutical & Biotechnology
pulp-and-paper-industry
Pulp & Paper Industry
mining-mineral-industry
Mining & Mineral Processing
marine-shipbuilding-insutry
Marine & Shipbuilding
hvac-building-services
HVAC & Building Services
automotive-paint-chemical-manufacturing
Automotive & Paint Chemical Manufacturing
environmental-bio-gas-renewable-energy
Environmental & Bio Gas Renewable Energy
steel-metal-processing
Steel & Metal Processing
fertilizer-plants-polymer-production
Fertilizer Plants, Polymer Production
cosmetics-personal-care
Cosmetics & Personal Care
cement-construction
Cement & Construction
chlor-alkali-industry
Chlor-Alkali Industry
mineral-acids-industry
Mineral Acids Industry

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