Details

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:

Trunnion-mounted Ball Valve design complies to API 6D

 

Valves offered with API 6D monogram

 

Wide portfolio of Side-entry and Top-entry designs

 

Fugitive emissions - Soft and Metal seated valves complies to ISO 15848-1, Class AH and BH

 

Stem seal configurations tested to API 622 at Yarmouth Research labs, Maine, USA

 

Firesafe design - Tested to API 607 and API 6FA

 

CE Marking - Meets requirements of Pressure Equipment Directive 2014/68/EU, Annexure III, Module H

 

PED Module B1 Design examination certificate (certified by DNV) available

 

Atex - Meets requirements of Atex Directive 94/9/EC (ATEX), category 2 non-electrical equipment

 

SIL3 - Safety Integrity Level SIL 3 certification to IEC 61508, certified by Exida/ TUV

 

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)

 

Pneumatic shell test conducted at 1.1 times rated pressure to check shell integrity, when required

 

Features that Add Value:

Double block and bleed (DBB) feature - Valves are designed and tested for automatic cavity relief

 

Anti-blowout stem design

 

Coil springs used for consistent seat loading and lower operating torque

 

Lip seals provided for low temperature services

 

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)

 

Where tight shut off is required, Double piston effect (DPE) seats provided for redundancy in sealing

 

Versatile Solutions:

Wide portfolio of Side-entry and Top-entry designs

 

Options: Buried service, Cryogenic

 

Offered with Electric, Pneumatic and Hydraulic Actuators

 

In-house Tests Capabilities - Cryogenic Test, Pipe Bending Test, Vacuum Test and Fast Closure Test

 

ValvTrac™ RFID tagging offered for reliable digital traceability

 

Trunnion-mounted Ball Valves - Top-entry Design

 

Special Features:

 

Accessibility to all the valve internals from the top

 

In-line valve maintenance, without disassembling the valve from the pipeline

 

Reduces maintenance downtime

 

Body cover joint not exposed to pipeline stresses