CBF02-TL01
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EPDM Seat Butterfly Valve with CF8M Disc | Lug Type Industrial-Grade Solution
Tianjin Worlds Valve Co., Ltd. – ISO 9001 Certified OEM Manufacturer
CBF02-TL01-Operation and Maintenance Manual DOWNLOAD

1. CF8M Disc Durability
316L SS Disc: Offering excellent corrosion resistance, ideal for handling aggressive fluids and harsh environments.
20% Higher Cavitation Resistance vs. standard ductile iron discs.
2. EPDM Seating Performance
EPDM Seat: Maintains bubble-tight shutoff from -20°C to 120°C.
Zero Compression Set: 50,000+ cycles at PN16 pressure.
3. Lug-Type Structural Advantage
Direct Bolt-to-Body Mounting: Eliminates nuts for 30% faster installation.
4. Zero-Maintenance Engineering
17-4PH SS Stem: PTFE-packed gland prevents grit ingress.
RPTFE Bushings: Self-lubricating for lifetime operation.
5. Corrosion Defense System
Body: Ductile iron with 250µm epoxy coating.
Disc:You can choose 316L stainless steel with a surface that has undergone electropolishing, which has strong corrosion resistance.

Name | Material |
Body | Cast Iron Ductile Iron Carbon Steel Stainless Steel AL-Bronze |
Disc | Ductile Iron Carbon Steel Stainless Steel AL-Bronze |
Shaft | Stainless Steel Monel K500 |
Seat | BUNA NBR EPDM VITON PTFE TEFLON HEPDM Neoprene Hypalon Natural rubber |

Chemical Processing: Sulfuric acid transfer (≤80% concentration).
Marine & Offshore: Ballast water control with DNV-GL anti-corrosion approval.
Power Generation: Cooling water circuits in coastal plants.
Water Treatment: Chlorine dosing skids.
Oil & Gas: Produced water handling with H₂S resistance.

1. Expertise in OEM/ODM Services
As a trusted Double flanged Butterfly Valve Factory, we offer customized solutions tailored to your specific requirements. From design to delivery, we ensure seamless execution.
2. Global Reach with Local Support
We provide timely delivery and dedicated customer support worldwide.
3. Competitive Pricing
Our efficient manufacturing processes and economies of scale enable us to offer high-quality valves at competitive prices.
4. Comprehensive After-Sales Service
We have a professional technical team that provides technical support, installation guidance, and maintenance services.
Source CE, and ISO 9001 certified Lug Type Butterfly Valves with EPDM seat and CF8M disc from a leading China butterfly valve manufacturer - Tianjin Worlds Valve Co.,Ltd.. Competitive pricing, fast delivery—request a quote today!
This wafer butterfly valve features a C95400 aluminum bronze disc, ductile iron body, replaceable EPDM seat, and hand lever, available DN50-DN3000. The C95400 disc offers superior corrosion resistance in seawater and aggressive environments, while the ductile iron body provides high strength with epoxy coating protection. The replaceable EPDM seat enables field service without pipeline removal, reducing downtime and lifecycle costs. It delivers bubble-tight sealing for water, seawater, and mild chemicals from -20°C to +120°C, with bidirectional shut-off. Fully customizable materials, pressure ratings, and actuation. Manufactured by an ISO 9001 certified OEM supplier with CE, UKCA, WRAS, and ACS certifications available.
Tianjin Worlds Valve is a direct ISO 9001 butterfly valve manufacturer with 19+ years of experience. We offer wafer, lug, flanged, PTFE-lined and triple eccentric valves from DN50 to DN3000, exported to 50+ countries with full after-sales support.
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.
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