Marine industry, Water supply and drainage, fire fighting, shipbuilding, water treatment and other systems, DN50 to D600, NBR/EPDM/VITON, Certificates & Approvals: DNV-GL, Lloyds, DNV, ABS, BV, Standards: EN 593, API609
The Stainless Steel Concentric Butterfly Valve Disc is a key flow-control component designed for concentric butterfly valves. Manufactured from high-quality stainless steel, the disc provides excellent corrosion resistance, mechanical strength, and durability for demanding industrial applications.
The disc is precisely machined to ensure accurate dimensions, smooth operation, and reliable sealing performance when working with resilient valve seats. Its robust construction makes it suitable for water treatment, marine systems, HVAC, fire protection, industrial pipelines, and general fluid-control applications.
Key Features:
- High-quality stainless steel construction
- Excellent corrosion and wear resistance
- High mechanical strength and durability
- Precision-machined disc surface
- Smooth opening and closing operation
- Compatible with resilient-seated concentric butterfly valves
- Suitable for water, seawater, air, and various industrial fluids
- Available in different stainless steel grades and sizes according to customer requirements
Typical Materials:
SS304, SS316, CF8, CF8M and other stainless steel grades can be supplied according to operating conditions and customer specifications.
Applications:
Water supply and drainage, wastewater treatment, marine and shipbuilding systems, cooling water systems, fire protection, HVAC, industrial pipelines, and general fluid-control systems.
For customized dimensions, material grades, shaft connections, or surface finishes, the disc can be manufactured according to the customer’s drawings or technical requirements.











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