CBF02-TA01
OEM|ODM
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Wafer Butterfly Valve with SS Disc offered by Rubber Lined Butterfly Valve Manufacturer operates by rotating the disc to control the flow of fluid, enabling it to start, stop, or regulate the flow rate effectively. It is widely applied in systems dealing with liquids, gases, and slurries in fields like water treatment, chemical processing, HVAC, and more due to its reliable performance and relatively simple yet efficient structure.

Space-saving design: Ideal for installations where space is limited.
Easy installation: Can be quickly and easily installed between pipe flanges.
Cost-effective: Generally less expensive than other types of valves with Similar functionality.
Good flow control: The butterfly disc can be adjusted to control the flow rate of fluid.
Good resistance to corrosion.

Size | DN32-DN600 | DN650-DN2000 |
Working pressure | 16Bar | 10Bar |
Shell | 24Bar | 15Bar |
Seal | 18Bar | 11Bar |
Operating Temperature | -45℃~+150℃ | |
Operating Environment | Ballast and bilge system Chemical processing Desalination plants Drilling rigs Drinking water Dry powder Food and beverage Gas plants HAVC Mining industry Paper industry Sand handling Seawater Sugar industry Thermo technical water treatment Waste water | |
Driving method | Hand Lever Worm Gear Electric Pneumatic | |

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 HEPDM Neoprene Hypalon Natural rubber |

Design Standard | EN 593 , MSS SP67 API 609 BS5155 |
Inspection & Test | API 598 ISO 5208 EN 12266 |
End Standard | ANSI B16.1 CL. 125LB & B16.5 CL. 150LB AS 2129 Table D & E BS 10 Table D & E DIN 2501 PN6, PN10 & PN16 EN 1092 PN6, PN10 & PN16 ISO 2531 PN6, PN10 & PN16 ISO 7005 PN6, PN10 & PN16 KS B 1511 / JIS B 2210 5K & 10K MSS SP44 CL. 150LB AWWA C207 SABS 1123 Table 1000/3 & Table 1600/3 |
Face to Face | ISO 5752 , EN 558 , MSS SP67 and API 609 DIN3202 |
Top Flange | ISO 5211 |

Rubber Lined Wafer Butterfly Valve with SS Disc has a wide range of application fields, It is suitable for a wide range of applications, including water treatment, chemical processing, HVAC systems, and more.
This technical article compares EPDM, NBR, and PTFE valve seat materials for industrial applications. It outlines the advantages of elastomers (EPDM for water, NBR for oils) and the necessity of PTFE for aggressive chemicals and temperatures up to 200°C. Crucially, it clarifies the engineering difference between a "PTFE seated valve" and a "PTFE fully lined valve." The guide includes a material selection matrix and concludes with Tianjin Worlds Valve's manufacturing capabilities and CE/PED, WRAS, and ACS certifications.
This article introduces an 8-inch PTFE lined butterfly valve with a double flanged, two-piece split body design. The valve features a fully PTFE lined body bore and flange faces, a PTFE encapsulated stainless steel disc, and a PTFE seat—providing complete metal isolation and excellent corrosion resistance for chemical, pharmaceutical, petrochemical, and seawater applications. The split body allows in-line maintenance and field-replaceable PTFE components. 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.
This article compares wafer and double flanged butterfly valves to help engineers and buyers select the right connection type. It details the advantages of wafer valves (compact, cost-effective) and double flanged valves (rigid, dead-end service, large-diameter applications), and explains the in-between option of lug valves. It also highlights the importance of selecting the right seat material (like PTFE for corrosive media). Tianjin Worlds Valve is introduced as a certified OEM/ODM manufacturer of all three body styles.
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.
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.
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