Memoryseal Unibody Ball Valves

Velan Memoryseal^® unibody resilient-seated ball valves are designed with unique 3-way packing arrangements for superior stem sealing to handle an extensive range of applications. These rugged, versatile, and high-performance unibody Memoryseal resilient-seated ball valves meet NACE specifications.

Memoryseal unibody ball valves, are compliant with API 608 and dual qualified to API 641 and ISO 15848-1 fugitive emissions standards.

• Memoryseal^® in-tension flexible seat design
• Dual qualified to API 641 and ISO-15848-1
• Fire tested API 607/ISO 10497
• Body design: end-entry, one-piece, split-body, top-entry, unibody, and three-piece
• Available in carbon, stainless, alloy, and nickel alloy steels
• Available for chlorine, cryogenic, NACE (sour gas), nuclear, oxygen, throttling, and vacuum services