CUSTOM BUTTERFLY VALVE
MANUFACTURING SOLUTIONS

√ Global Supplier √ ISO 9001 Certified

√ 50+ Countries Served

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WORLDS VALVE

Professional butterfly valve manufacturer

High quality PTFE buterfly valve

Quality first,

customer first

PTFE/PFA lined butterfly valve

PTFE or PFA coated split body butterfly valve is one of Tianjin Worlds valve’s representative products.

High performance and long service life.

The PTFE powder we use is primary micropowder, Never use recycled materials.

PTFE disc and seat, 16 bar water pressure with zero penetration, and 30KV electric spark test is qualified.

PTFE or PFA coated butterfly valve can be used in Heavy corrosive medium, strong acid, strong basicity and so on.

What Worlds Valve Do -- A Professional Butterfly Valve Manufacture

Tianjin Worlds Valve Co., Ltd. was established in 2007,and it is a professional butterfly valve manufacture that focuses on production, installation, sale and service. Worlds Valve’s Cover area is 8,000㎡. Our main products include center line butterfly valves, PTFE butterfly valves, check valves, gate valves, y type strainers and other related products.

Our valves have been selling well to Europe, America, Australia, South Africa, Middle East and other countries and areas. Our products are widely used in water supply and drainage, electric power, petrol chemical industry, and

metallurgy.Tianjin Worlds valve has obtained ISO9001 International Quality System certification ,EC certificate of conformity, WRAS certificate and ACS certificate.

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Worlds Valve - Certificate

Tianjin Worlds valve has obtained ISO9001 International Quality System certification, EC certificate of conformity, WRAS certificate and ACS certificate.

These certificates guarantee the quality of our butterfly valve, check valve and resilient seated gate valve.

ISO9001

ACS-17ACC CY247

ACS-17ACC CY248

ACS-18ACC LY165

WRAS-butterfly valve

Industries We Serve

OEM/ODM butterfly valves built to match real working conditions.

Oil, Gas & Petrochemical

Water & Wastewater Treatment

Marine & Offshore Engineering

Food & Beverage Processing

Chemical Processing

Heating & HVAC Systems

Hydroelectric Power Industry

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Why Choose Worlds Valve

Independent Design & Development

Quality Control

Production,Experienced Operators& Applicative Equipment

Product Advantage-Wide Range, Diversified Product Structure

Worlds Valve Focuses

Double Offset Butterfly Valve DN1600–Ductile Iron Body, SS316 Seat, Electric Actuator

This article introduces a DN1600 double offset butterfly valve with a ductile iron (EN-GJS-500-7) body and disc, an SS420 stem, an SS316 metal seat, and an electric actuator with worm gear. It explains the double offset working principle, why the design suits large-diameter service, how each material contributes to strength, wear resistance, and corrosion resistance, and where this configuration is typically used. It also covers installation and maintenance considerations for large valves. Tianjin Worlds Valve Co., Ltd. is presented as an LRQA-certified ISO 9001:2015 OEM/ODM manufacturer with over 19 years of export experience, offering customizable large-diameter butterfly valve solutions.

26/2026-10

Butterfly Valve Troubleshooting: 7 Common Problems And How To Fix Them

This troubleshooting guide covers seven common butterfly valve problems — external flange leakage, internal seat leakage, stem packing leaks, incomplete operation, high operating torque, body corrosion, and actuator failures — along with root causes and practical field solutions. It includes a preventive maintenance schedule and a repair-or-replace decision guide. As an LRQA-certified ISO 9001:2015 OEM/ODM manufacturer, Tianjin Worlds Valve Co., Ltd. supplies butterfly valves in multiple configurations and seat materials to support reliable long-term operation.

19/2026-10

Through-Hole Wafer Butterfly Valve–PTFE Seated, OEM

This article introduces a through-hole wafer butterfly valve featuring a split body design, PTFE seat, polished stainless steel disc, and ductile iron body. The through-hole mounting eliminates threaded lugs, allowing bolts to pass through the body and flanges for secure, cost-effective installation. The split body construction enables in-line maintenance and field-replaceable PTFE seats, while the PTFE seat provides superior chemical resistance for aggressive media. Ideal for chemical processing, pharmaceutical, petrochemical, water treatment, and desalination applications. As an LRQA-certified ISO 9001:2015 OEM/ODM manufacturer with over 15 years of export experience, Tianjin Worlds Valve Co., Ltd. offers fully customizable solutions to meet specific project requirements.

12/2026-10