1. Product Overview

ParameterSpecification
Product NameTriple Offset Butterfly Valve – Metal Seated (TOBV)
DescriptionButterfly Valve for Oil & Gas, Petrochemical, Water Treatment. KSA/UAE export. API compliant. AHMEDABAD manufacturer. Request enquiry.

2. Salient Features

  • IBR Approved Valves
  • NiAlBr NAB Valves

4. Technical Specifications

ParameterSpecification
Design StandardAWWA C504, AWWA C516, EN 593, ISO 5752
Pressure RatingPN6, PN10, PN16, PN25, AWWA Class 150B
Size Range24" to 100" (600 mm to 2500 mm)
Body StylesDouble Flanged (AWWA C504 Short & Long), Custom face-to-face
Body ConstructionHeavy Fabricated Carbon Steel Plate (A516 Gr. 70)
End ConnectionsAWWA C207, ASME B16.47 Series A, EN 1092-1
Testing StandardAWWA C504, API 598, ISO 5208
Seat SealingStainless Steel 316 / Duplex + Graphite laminate, Stellite seat
Leakage ClassZero seat leakage, bubble-tight shutoff (both directions)
Corrosion ProtectionInternal & External Fusion Bonded Epoxy (FBE) coating, min 300 microns

5. Materials of Construction

PartStandard MaterialExotic/Special Alloys (On Request)
BodyHeavy Fabricated Carbon Steel Plate ASTM A516 Gr. 70 / A36 / A283 Gr. CSuper Duplex, Inconel, Hastelloy
DiscASTM A216 WCB / ASTM A516 Gr. 70 overlaid with Stainless SteelSuper Duplex, Inconel, Hastelloy
Body SeatHard-faced with Stellite 21 / Solid Stainless Steel 316 overlaySuper Duplex, Inconel, Hastelloy
Laminar Seal RingDuplex SS32205 + Flexible Graphite laminateSuper Duplex, Inconel, Hastelloy
Shaft / StemStainless Steel SS431 / SS316 / SS17-4PHSuper Duplex, Inconel, Hastelloy
BearingsSelf-lubricated Stainless Steel backed PTFE sleeve bearingsSuper Duplex, Inconel, Hastelloy

6. Dimensions

Conforms to API 609 or ISO 5752 Series 20. Bore sizes are full-bore from DN80 to DN1200. Standard Wafer, Lug, and Flanged face-to-face dimensions. General arrangement drawings (GAD) featuring electric actuator, pneumatic scotch-yoke actuator, or manual gear box dimensions are supplied per Purchase Order.

7. Testing & Inspection

TestStandard ReferenceAcceptance Criteria
Body Hydrostatic ShellAPI 598 / ISO 52081.5 x Class Rated Pressure (e.g. 30 bar for 150# WCB), 60-120s hold, zero visible leakage
High Pressure SeatAPI 598 / ISO 52081.1 x Class Rated Pressure (e.g. 22 bar for 150# WCB), zero seat leakage (zero bubbles / Rate A)
Low Pressure Seat AirAPI 598 / EN 12266-16 bar air pressure, 60s hold, zero bubbles/leakage
Fire Safe TestAPI 607 / ISO 10497Intrinsically fire-safe design verified by fire test certification
PMI & Casting NDTASTM E1476 / ASME VPMI check on SS316/Duplex disc and laminate, Radiography check on cast body (if specified)

8. Design Standards & Codes

Code/StandardDescription
API 609Butterfly Valves: Double Flanged, Lugged, and Wafer Type (standard design code)
ASME B16.34Valves -- Flanged, Threaded, and Welding End (master pressure-temp standard)
ASME B16.5 / B16.47Pipe Flanges and Flanged Fittings (dimensional standards)
API 607 / ISO 10497Fire Test for Soft-Seated Quarter-Turn Valves
NACE MR0175 / ISO 15156Materials for use in H2S-containing environments in oil and gas production

9. Documentation & Certification

DeliverableDetails / Status
Material Test CertificatesEN 10204 3.1 Mill Certificates with full chemical & mechanical heat traceability
Pressure Test ReportsHydrostatic and pneumatic test certificates signed by QA/QC inspectors
Fire Safe CertificateAPI 607 / ISO 10497 fire-safe certificates signed by Lloyds/TUV
NACE MR0175 complianceDeclaration of material compliance with hardness limits (<22 HRC) for sour gas service

10. General Notes

  1. Custom fabricated body matching any legacy face-to-face dimension
  2. High-toughness carbon steel plate prevents water-hammer fractures
  3. Epoxy coating prevents seawater and aggressive fluid corrosion
  4. Metal-seated triple-offset structure ensures zero wear from sand/grit
  5. Highly suited for: Large-scale Municipal Water Transmission Networks
  6. Highly suited for: Desalination Intake & Brine Piping Systems
  7. Highly suited for: Industrial Cooling Water & Power Plant Condensate
  8. Highly suited for: Hydroelectric Power Projects & Water Filtration Plants

11. Contact & Enquiry

Supreme Enterprise
Industrial Valves & Engineering Solutions
4th Floor, Survey No. 235/A and 247/A, E/401,
Nr. Bhattha School, Gyaspur,
Ahmedabad, Gujarat 382405, India
Branch: Mehta House, Relief Road, Ahmedabad 380001
GST: 24AFAFS5839J1ZQ • IEC: AFAFS5839J

Email: info@supremevalves.in
Phone: +91 97732 78770
Web: www.supremevalves.in

Request Enquiry

Frequently Asked Questions

Which standards does the Fabricated Steel Triple-offset Butterfly Valve for Water (PN6 to PN25) comply with?

The Fabricated Steel Triple-offset Butterfly Valve for Water (PN6 to PN25) is designed, manufactured, and tested in accordance with AWWA C504, AWWA C516, EN 593, ISO 5752. Compliance documentation and Material Test Certificates (EN 10204 3.1) are provided with every order.

What materials of construction are available for the Fabricated Steel Triple-offset Butterfly Valve for Water (PN6 to PN25)?

Standard construction is Heavy Fabricated Carbon Steel Plate ASTM A516 Gr. 70 / A36 / A283 Gr. C. Alternative and upgraded grades -- Duplex, Super Duplex, Inconel, Monel, Hastelloy, and NACE MR0175 trims for sour service -- are available on request.

What sizes and pressure ratings does the Fabricated Steel Triple-offset Butterfly Valve for Water (PN6 to PN25) cover?

It is offered in 24" to 100" (600 mm to 2500 mm) with PN6, PN10, PN16, PN25, AWWA Class 150B. End connections include flanged (RF / RTJ), butt-weld, socket-weld, and screwed ends as per specification.

Can Supreme Valves supply the Fabricated Steel Triple-offset Butterfly Valve for Water (PN6 to PN25) for export to Saudi Arabia and the Middle East?

Yes. Supreme Valves India is an established exporter of industrial valves to Saudi Arabia (KSA), the UAE, Qatar, Kuwait, Oman, Bahrain, and across the Gulf. We provide sea-worthy export packing, EN 10204 3.1 / 3.2 certification, certificate of origin, and support for SABER / SASO conformity on KSA shipments.

What testing and certification is provided with the Fabricated Steel Triple-offset Butterfly Valve for Water (PN6 to PN25)?

Every valve undergoes hydrostatic shell and seat testing per API 598 / ISO 5208. Documentation includes EN 10204 3.1 MTC (3.2 on request), NDT reports, and fire-safe (API 607) or NACE MR0175 certification where applicable. Third-party inspection by TÜV, SGS, Bureau Veritas, or Lloyd's Register can be arranged.

What is the minimum order quantity and lead time for the Fabricated Steel Triple-offset Butterfly Valve for Water (PN6 to PN25)?

Order quantities are flexible -- from single units for stocked items to bulk volumes for project requirements. Lead time depends on size, material, and quantity; please contact our team with your specification for a firm delivery schedule and quotation.