Across the size range, the 8300 Series has a variety of distinct features, all designed to reduce wear and control effectively to support durable performance, ensuring you meet your core imperatives of safe operations and minimum downtime.

Design Features:

• Self energising seat at low pressure
• Pressure energised at high pressure compensating for wear and temperature
• Seat energiser fully isolated by PTFE envelope
• Cavities minimised to avoid ingress of particulates
• Temperature ratings from -196°C to +230°C
• Shut off pressures up to 100 bar
• The quarter turn design ensures ease of actuation for both control and on/off duties
• Standard face to face dimensions to API 609 / ISO 5752 and B16.10 with non-standard dimensions available on request
• Valve size range – 2in (50mm) – 48in (1200mm) with larger sizes available on request
• Body pressure ratings up to 2500lb
• Can be manufactured in all commercially available metals in cast, forged or plate form
• Non-graphite options available for seawater service
• Anti-blowout stem as standard on #300 ratings and above

Benefits

• The double eccentric action enables the disc to achieve a uniform 360°C seal contact and to move into and break out from the seat with the minimum of wear

• The seat design ensures low seating and breakout torque
• Anti-cavitation trims and baffle plates available to reduce cavitation and noise issues
• Reliable leakage performance bubble tight shut off