Trunnion mounted ball valves

Trunnion Mounted Ball Valve Range

Microfinish trunnion mounted ball valves are available in a one piece fully welded design, mainly for underground installation; two piece which is mainly the ASME flange type design; and three piece with extended pups for in-line welding.

All configurations are available in reduced bore and full bore design, in sizes from 2 inch (DN50) and up to 48 inch (DN1200), and pressure classes from ASME 150 to 2500.

Applicable standards

Design standard     API 6D, API 608, ASME B16.34, ISO 17292
Testing standard API 6D, API 598, EN 12266-1, ISO 5208
Fugitive emission TA-Luft, ISO 15848-1, API 641
Flange standard ASME B16.5
Weld ends ASME B16.25
Fire safe testing API 607, API 6FA, ISO 10497
Sour gas service NACE MR0175 / ISO 15156 and NACE MR0103 / ISO17945
Documentation EN 10204 type 2.2 (default) / 3.1 / 3.2

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