Trunnion-mounted Ball Valves

Size 2" to 56" (50 mm to 1400 mm)
ASME Class Class 150 to 2500
Design Standard API 6D

Beyond Standards

  1. Trunnion-mounted Ball Valve design complies to API 6D
  2. Valves offered with API 6D monogram
  3. Wide portfolio of Side-entry and Top-entry designs
  4. Fugitive emissions – Soft and Metal seated valves complies to ISO 15848-1, Class AH and BH
  5. Stem seal configurations tested to API 622 at Yarmouth Research labs, Maine, USA
  6. Firesafe design – Tested to API 607 and API 6FA
  7. CE Marking – Meets requirements of Pressure Equipment Directive 2014/68/EU, Annexure III, Module H
  8. PED Module B1 Design examination certificate (certified by DNV) available
  9. Atex – Meets requirements of Atex Directive 94/9/EC (ATEX), category 2 non-electrical equipment
  10. SIL3 – Safety Integrity Level SIL 3 certification to IEC 61508, certified by Exida/ TUV
  11. Valves successfully tested to Shell Design Evaluation Test, Procedure 77/300 for temperature -29 to 150 degree C (O rings) and -50 to 150 degree C (Lip seals)
  12. Pneumatic shell test conducted at 1.1 times rated pressure to check shell integrity, when required

Features that Add Value:

  1. Double block and bleed (DBB) feature – Valves are designed and tested for automatic cavity relief
  2. Anti-blowout stem design
  3. Coil springs used for consistent seat loading and lower operating torque
  4. Lip seals provided for low temperature services
  5. 2/3 stage Stem and 2 stage Body Joint sealing system; Primary O ring and Secondary graphite (in 3 stage stem, thrust washer is primary)
  6. Where tight shut off is required, Double piston effect (DPE) seats provided for redundancy in sealing

Versatile Solutions

  1. Wide portfolio of Side-entry and Top-entry designs
  2. Options: Buried service, Cryogenic
  3. Offered with Electric, Pneumatic and Hydraulic Actuators
  4. In-house Tests Capabilities – Cryogenic Test, Pipe Bending Test, Vacuum Test and Fast Closure Test
  5. ValvTrac™ RFID tagging offered for reliable digital traceability

Trunnion-mounted Ball Valves - Top-entry Design

Special Features:

  1. Accessibility to all the valve internals from the top
  2. In-line valve maintenance, without disassembling the valve from the pipeline
  3. Reduces maintenance downtime
  4. Body cover joint not exposed to pipeline stresses