Lug butterfly valve with ductile iron body, CF8M disc, and field-replaceable soft EPDM seat. Dead-end service capable. Sizes DN50‑DN600, PN10/PN16/Class 150. Easy maintenance, corrosion resistant. OEM customizable. ISO 9001 certified.

This U-type butterfly valve from Tianjin Worlds Valve Co., Ltd. features an LCB (ASTM A352 Grade LCB) low-temperature carbon steel body, CF8 stainless steel disc, SS410 stem, and EPDM seat. Available DN50-DN2000, the LCB body is impact-tested at -46°C and operates from -46°C to +343°C, making it ideal for propane, liquid ammonia, ethylene, and other chilled fluid services. The U-type design provides automatic centering and superior sealing performance. EPDM seat delivers bubble-tight sealing from -20°C to +120°C. Fully customizable materials, pressure ratings, flange standards, and actuation. Manufactured by an ISO 9001 certified OEM supplier with CE, UKCA, WRAS, and ACS certifications available.

This lug butterfly valve features a C95400 aluminum bronze disc, a PTFE seat, a split body construction, and a hand lever. The aluminum bronze disc provides exceptional corrosion resistance in seawater, brackish water, and aggressive chemical environments. The PTFE seat offers chemical inertness, low friction, and a temperature range of approximately -35°C to +200°C. The two-piece body allows easy maintenance without pipeline removal. The lug design enables dead-end service at full rated pressure. Available DN50-DN1200, PN10/PN16/Class 150. Suitable for marine, chemical, desalination, and industrial applications. Manufactured by Tianjin Worlds Valve Co., Ltd., an ISO 9001 certified OEM supplier.

This lug butterfly valve features a PTFE-encapsulated stainless steel disc and a PTFE seat, providing zero metal contact and exceptional chemical resistance across pH 0–14. The pneumatic actuator enables fast, remote on/off or modulating control with double-acting or spring-return options. The lug body allows dead‑end service at full rated pressure. Available DN50-DN900, PN10/PN16/Class 150, -35°C to +200°C. Ideal for aggressive chemicals, high-purity pharmaceuticals, and food processing. Fully customizable. Manufactured by Tianjin Worlds Valve Co., Ltd., an ISO 9001 certified OEM supplier.

This 4”(DN100) butterfly valve from Tianjin Worlds Valve Co., Ltd. features a ductile iron body and CF8M disc,Replaceable EPDM seat, and electric actuator. The two stem configuration provides exceptional torsional strength, precise disc alignment, and extended service life. The electric actuator enables remote on/off or modulating control with ISO 5211 direct mounting and SCADA integration. Available DN50-DN300, PN10/PN16/Class 150, –20℃ to +120℃ . Suitable for water, seawater, HVAC, and mild chemical applications. Fully customizable. Manufactured by Tianjin Worlds Valve Co., Ltd., an ISO 9001 certified OEM supplier.

This 20-inch (DN500) lug butterfly valve from Tianjin Worlds Valve Co., Ltd. features a ductile iron body and disc, EPDM seat, and worm gear operator. The lug design enables bi-directional dead-end service at full rated pressure, ideal for large-diameter isolation points and maintenance shut-offs. The EPDM seat provides bubble-tight sealing for water, treated water, and mild chemical services from -20°C to +120°C. The worm gear delivers smooth, self-locking manual operation with an ISO 5211 top flange for actuator mounting. Rated PN10/PN16/Class 150. Fully customizable materials and actuation. Manufactured by an ISO 9001 certified OEM supplier with CE, UKCA, WRAS, ACS certifications available.

Lug butterfly valve with ductile iron body, CF8M disc, and field-replaceable soft EPDM seat. Dead-end service capable. Sizes DN50‑DN600, PN10/PN16/Class 150. Easy maintenance, corrosion resistant. OEM customizable. ISO 9001 certified.

This lug butterfly valve features a CF8 stainless steel body and polished disc, PTFE seat, and pin-secured stem. The polished disc reduces torque and prevents media buildup. PTFE seat provides chemical resistance and bubble-tight shut-off. Lug body allows dead-end service. Size range DN50-DN1200, pressure PN10/PN16/Class 150. Ideal for chemical, food, and high-purity applications. OEM customizable, ISO 9001 certified. Manufactured by Tianjin Worlds Valve Co., Ltd.

This 5″ pneumatic wafer butterfly valve features a CF8M stainless steel body and disc, PTFE seat, and split body construction for easy maintenance. Equipped with a double-acting actuator and limit switch for remote position feedback. Rated PN10, temperature range -35°C to +200°C. Suitable for corrosive media including acids, alkalis, and solvents. Fully customizable materials, actuator, and accessories. Manufactured by Tianjin Worlds Valve Co., Ltd., an ISO 9001 certified OEM/ODM supplier offering CE, UKCA, WRAS, and ACS certifications.

This PTFE lined wafer butterfly valve with chainwheel operator allows safe ground‑level control of valves installed high on pipelines. Primary PTFE micropowder and 30KV spark testing ensure lining integrity. Handles aggressive chemicals across a wide temperature range. Fully customizable for your application.