Products
TRUNION MOUNDED BALL VALVES
INTRODUCTION
Trunnion Mounted Ball Valves are primarily used but not limited to the oil & gas industry to provide reliable block and bleed service. Trunnion Mounted Ball Valve Design features provide solutions for any application within the extraction & refining of crude oil market. These features ensure durability, safety & long-term performance on and off shore.
DESIGN FEATURES
- Trunnion Mounted Valves in accordance with API-6D
- Manufactured with forged materials to achieve uniform fine grain structure and toughness.
- Bolted or welded body
- Hardfacing coating: ENP, stellite 6 & tungsten carbide
- Internal cladding available: carbon steel body + inconel 625
- Obeys to API-6FA, API-607 fire tests
- Through conduit, full bore, negligible pressure drop, no turbulence, suitable for pigging operations (reduced port upon request).
- Flange dimensions in accordance ASME B16.5 for valves upto 24" in nominal diameter.
- Flange dimensions in accordance MSS-SP-44, ASME/ANSI B16.47 series A or B for valves over 26" in nominal diameter.
- Manual (lever or gear operator), electric, hydraulic & pneumatic actuation.
- Double block and bleed service that comes with bleed plug to body cavity.
- Bi-directional flow
- Anti-static device
- Spring loaded seats
- Blow out proof system
- NACE service subject to MR-01-75 or MR-01-03
- Test in accordance API-6D
- Special constructions available for high and low temperature
DESIGN STANDARDS
- Design standard API 6D, API 608, ASME B 16.34
- BS EN ISO 17292.
- Testing standard API 6D, API 598, BS EN 12266
- ISO 5208, ASME B 16.34
- Flange standard ASME B 16.5 Welding ends ASME B 16.25 Sour gas service, NACE MR 0175 Fire safe testing API 607, API 6FA
PRODUCT RANGE
- Nominal pressure: ASME Class 150 to 1500.
- Nominal size: NPS 2 to NPS 24 (DN 50 to DN 600)
- Shell materials: Carbon steel, Alloy steel, Austenitic stainless steel, Duplex stainless steel, High alloy steel, Nickel based alloy.
- Ball seat materials: RPTFE (Reinforced PTFE), Modified PTFE, RNylon (Reinforced Nylon), DEVLON V ® , РЕЕК
