Oliver Twinsafe DBB Valves Distributor in India

Priminox Overseas is the official distributor of Oliver Twinsafe Double Block and Bleed (DBB) valves in Mumbai, India. Oliver DBB valves combine two isolating ball valves and a bleed/vent connection into one body, replacing three separate valves with a single compact unit for true double isolation on pipelines and instrument hook-ups. We stock the DBB Pipeline Ball Valves, Floating Ball DBB Flanged 2/3 Piece Design, Floating Ball DBB Compact Design, and Trunnion Ball DBB Compact Design from our ISO 9001 and ISO 14001 certified facility. Body materials cover Carbon Steel, Stainless Steel, Duplex, Super Duplex, and nickel alloys. Pressure ratings run from ASME Class 150 up to ASMEOliver Twinsafe DBB Valves Distributor in India

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Complete Range of
Oliver Twinsafe DBB Valves

We carry the Oliver Twinsafe DBB valves range, designed and tested to API 6D, API 6A, ASME B16.34, API 598, and ASME VIII standards.

Oliver Twinsafe DBB Pipeline Ball Valves

Design Standards: ASME B16.34, API 6D, ASME VIII, ASME B16.5
Firesafe Standards: API 607, API6FA, ISO 10497
Optional Features: Seat and Stem Injection Points; Ball Cavity Drain and Vent Ports; Double Piston Effect (DPE)
Seats Seals: PTFE Lip Seals
Pressure Rating: ASME Class 150 to 2500, API 6A up to 10,000 API
Soft Seats: Devlon, PEEK, PTFE & Metal
Seats: Tungsten Carbide and Chrome Carbide
Temperature Range: -50 oC to 200 oC, high temperature option up to 315 oC available

Oliver Twinsafe Floating Ball Valves DBB Flanged 2/3 Piece Design

Design: ASME B16.34, API 6D, ASME VIII, ASME B16.5
Firesafe Standards: API 607, API6FA, ISO 10497
Pressure Rating: ASME Class 150 to 2500, API 6A up to 5,000 API
Soft Seats: PEEK, PTFE & Metal
Seats: Tungsten Carbide and Chrome Carbide
Temperature Range: -50 oC to 240 oC

Oliver Twinsafe Floating Ball DBB Compact Design

Design Standards: ASME B16.34, API 6D, ASME VIII, ASME B16.5
Firesafe Standards: API 607, API6FA, ISO 10497
Pressure Rating: ASME Class 150 to 2500, API 6A up to 5,000 API
Soft Seats: PEEK, PTFE & Metal
Seats: Tungsten Carbide and Chrome Carbide
Temperature Range: -50 oC to 240 oC

Oliver Twinsafe Trunnion Ball Valves DBB Compact Design

Design Standards: ASME B16.10, ASME B16.34, API 6D, ASME VIII, ASME B16.5
Firesafe Standards: API 607, API6FA, ISO 10497
Optional Features: Seat and Stem Injection Points; Ball Cavity Drain and Vent Ports; Double Piston Effect (DPE)
Seats Seals: PTFE Lip Seals
Pressure Rating: ASME Class 150 to 2500, API 6A up to 5000 API
Soft Seats: Devlon, PEEK, PTFE & Metal
Seats: Tungsten Carbide and Chrome Carbide
Temperature Range: -50°C to +200°C, high-temperature option to +315°C.

Order Genuine Oliver Twinsafe DBB Valves from
— Priminox Overseas

Send your line size, pressure class, body material, and end connection, and we'll match the right Oliver Twinsafe DBB model and confirm stock.

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Industries We Supply
Oliver Twinsafe DBB Valves To

Oliver Twinsafe Double Block and Bleed valves handle pressure isolation and bleed-down duty across the sectors below:

Oil and Gas Production

Natural Gas Processing

Petrochemical Plants

Refineries

Liquid Pipelines and Main-line Transmission Pipelines

Wellhead and Christmas Tree Equipment

Pipeline Pigging Systems

Download Oliver Twinsafe Catalogue & Get in Touch With Our Team

Access Oliver Twinsafe product information and connect with our team for technical assistance and stock availability.

Oliver Twinsafe Catalogue

Download the complete Oliver Twinsafe product Catalogue with full specifications, dimensions, ordering codes, and material options for all product categories.

Download Oliver Twinsafe Catalogue (PDF)

Request a Quote

Need pricing, lead time, or technical assistance? Our team responds within 24 hours.

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Ex-Stock from Mumbai Warehouse

Distributor Verification: To request an official copy of our Distributor Authorisation Letter, please email us.

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Oliver Twinsafe DBB Valves - Sourcing & Technical Questions, Answered

Oliver Twinsafe DBB valves handle 10,000 PSI maximum in the API 6A range (up to 1-13/16" full bore) and ASME Class 150 to ASME Class 2500 in the pipeline range.

The standard temperature range is -50°C to +200°C for trunnion designs and up to +240°C for floating ball designs, with a high-temperature option up to +315°C on metal-seated builds.

Stock body materials are Carbon Steel, Stainless Steel, Duplex, Super Duplex, and nickel alloys. NACE MR-01-75 compliance for sour service is also available.

The Compact Style uses a single-piece body with the same face-to-face length as a single ball valve (ASME B16.10), while the Flanged Style uses a bolted two-piece or three-piece body with conventional through-bolted flanged connections.

Yes, Oliver Twinsafe DBB valves are fire tested and certified to API 607, API 6FA and ISO 10497 with certificates issued by independent bodies such as Lloyd's or DNV.

Seat options include soft seats in Devlon, PEEK, and PTFE, and metal seats in Tungsten Carbide and Chrome Carbide, available in single or Double Piston Effect (DPE) configurations.

Each valve is supplied with BS EN 10204 3.1 or 3.2 material certification, pressure test report, fire test certificate where applicable and a unique serial number for full life traceability.

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