16" (DN400) wafer butterfly valve featuring a replaceable cartridge seat design. The field-replaceable seat allows quick in-situ replacement without special tools, reducing maintenance downtime and extending valve service life. Ideal for water treatment, HVAC, and general industrial applications.
The 16-inch (DN400) wafer butterfly valve from Laux Valve features an innovative replaceable cartridge seat design. Unlike conventional lined or bonded seat valves, the cartridge seat can be replaced in the field without special tools, significantly reducing maintenance downtime and extending the valve's service life.
| Parameter | Specification |
|---|---|
| Size | 16" (DN400) |
| Type | Wafer Butterfly Valve |
| Seat Design | Replaceable Cartridge Seat |
| Body Material | Ductile Iron ASTM A536 65-45-12 |
| Disc Material | Ductile Iron / Stainless Steel CF8M (Optional) |
| Seat Material | EPDM / NBR / PTFE (Optional) |
| Pressure Rating | Class 150 / PN16 |
| Face-to-Face | API 609 Table 1 |
| Testing Standard | API 598 / EN 12266-1 |
| Operation | Lever Handle / Gearbox / Pneumatic Actuator |
Traditional butterfly valves require complete valve replacement or factory refurbishment when the seat wears out. The replaceable cartridge seat design allows:
For pricing and availability, contact our sales team:
Email: james@lauxvalve.com | Tel: +86 18920833829
From raw material inspection to final delivery, every butterfly valve undergoes a comprehensive quality inspection to ensure reliable performance and compliance with international standards.
