Top Entry Trunnion Mounted On-Off High Temperature Ball Valve

Top Entry Ball valve for High temperature service up to 600 °C.

1 piece with bolted cover and high temperature stem extension, metal seated, flexible design suitable to meet a broad range of high temperature specification requirements.

Product Design & Range

1 piece body with integral ends
Trunnion Mounted Ball
API 6D size range from 2″ to 64″, pressure ratings ASME cl. 150# to 2500#
API 6A size range from 1.13/16″ to 20″, pressure ratings API 6A 2000 to 10000 psi
Flanged RF/RTJ, Compact, Clamped Hubs and Butt-Weld end
Material grades: CS, 316ss, 6Mo, Duplex, S-Duplex, Monel, Nickel Alloys
Design Temperature range -46 / 650°C


The Top Entry Ball design is the most commonly used in the upstream, midstream and downstream sectors of the Oil & Gas Industry. Offshore FLNG, Onshore Production, Refining & Petrochemical, Onshore Treatment, Offshore Platform & FPSO






Refining & Petrol

Main Design Features

Bolted Bonnet
Suitable for in-line maintenance
Full and Reduced Bore
Long Pattern
Spring Energized Floating seats
Anti-blow out stem
Anti-static design
Flushing points on seats
Emergency sealant injection on stem
Fire Safe
Soft, Metal-to-Metal sealing
SPE (Self Relieving), DIB-1, DIB-2 seat design
See the enclosed Valve Data Sheet for the complete product design features and options available

General Detectors International, Inc.