Top-entry in-line repairable ball valves

Overview

Category: Quarter-turn valves
Product line: Securaseal metal-seated ball valves


  • Size range(s)
    NPS 1/2 - 6
    (DN 15 - 150)
    Pressure rating
    ASME Classes 150 - 600
    Standard connections
    Threaded, Socket weld, Butt weld, Flanged

Features and benefits

● Permits in-line access for seat replacement.
● Can be welded into line without disassembly. Consult IOM for details.
● Full port reduces risk of clogging in slurries and solids applications.
● Body-cover joint not affected by pipe stresses.
● High sealing integrity of body-cover joint due to fully-enclosed spiral-wound stainless steel graphite gasket design.
● Solid CoCr alloy seats with large seating faces.
● Backup seal: Graphite to 1,000°F (538°C).
● Operation automatically wipes ball clean.
● Wall thickness complies with ASME B16.34.
● Stainless steel ball, hard chrome plated.
● Stainless steel blowout-proof stem.
● Low emission stem seal.
● Live-loaded two-piece flanged gland.
● Fully-guided stem reduces side thrust effect to eliminate wobbling.
● Heavy stainless handle for manual operation. Up to NPS 2 (DN 50) for regular port. (For automation contact Velan Engineering.)
● Oval handles and extension handles available.
● Tightness rates: Allowable leakage rate at full ΔP: ASME/FCI 70-2 Class V. Tighter shutoff available upon request. 

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© Velan Inc. All rights reserved.
IgnitionWeb High-Touch Communications