Download PDF Quote on WhatsApp Request Enquiry
Supreme Valves India Logo

Supreme Valves India

4th Floor, Survey No. 235/A and 247/A, E/401, Nr. Bhattha School, Gyaspur, Ahmedabad 382405, Gujarat, India

Branch Office: Mehta House, Relief Road, Ahmedabad 380001
Tel: +91 97732 78770 | Email: info@supremevalves.in | www.supremevalves.in

Three-Way Ball Valve -- L-Port Diverting SS316

Compact L-Port Diverting Valve for Flow Switching and Bypass Service

Document No.SV-DS-BAL-009
RevisionRev A
DateMay 2026
ManufacturerSupreme Valves India, Ahmedabad, Gujarat, India

This datasheet covers three-way L-port ball valves in SS316 for flow diverting, pump duty/standby selection, and filter changeover bypass applications.

Technical Specifications
ParameterSpecification
Valve Size RangeDN15 to DN150 (1/2" to 6")
Pressure RatingPN40 / Class 300
Body MaterialCF8M (SS316) 3-way cast stainless steel body
Ball MaterialSS316 L-port ball, precision machined and lapped
Seat MaterialVirgin PTFE or RPTFE (15% glass filled) seats
Stem MaterialSS316 anti-blow-out stem with double O-ring seals
PackingPTFE V-ring packing with live-loading gland
LeverSS304 locking lever with padlock holes
Temperature Range-20°C to +180°C (PTFE seats); +250°C with PEEK
End ConnectionsFlanged ASME B16.5 / BS EN 1092-1, threaded NPT, socket weld
Flow PatternL-port diverting: inlet to either outlet, or common to one of two
FeaturesL-port diverting, replaces two valves and tee, bubble-tight, locking lever, actuation ready
Materials of Construction
ComponentMaterial
BodyCF8M (SS316) 3-way cast stainless steel, investment or sand cast, solution annealed
BallSS316 solid L-port ball, precision machined with 90-degree flow channels, lapped to seat tolerance
SeatsVirgin PTFE or RPTFE (15% glass filled) floating seats with anti-extrusion lip
StemSS316 anti-blow-out stem with double O-ring seals and PTFE V-ring packing set
PackingPTFE V-ring packing with Belleville spring live-loading for constant compression
LeverSS304 locking lever with padlock holes and position indicator for safe isolation
GasketsPTFE envelope or spiral-wound SS316 + graphite flange gaskets per service
Testing & Inspection
TestRequirement
Test StandardAPI 598 / ISO 5208
CertificationCE, PED, ISO 9001, ATEX on request
Applicable Standards
StandardDescription
Design StandardAPI 608 / ISO 17292 / ASME B16.34

Notes

Frequently Asked Questions

Which standards does the Three-Way Ball Valve -- L-Port Diverting SS316 comply with?

The Three-Way Ball Valve -- L-Port Diverting SS316 is designed, manufactured, and tested in accordance with applicable API / ASME / BS / ISO international standards. Compliance documentation and Material Test Certificates (EN 10204 3.1) are provided with every order.

What materials of construction are available for the Three-Way Ball Valve -- L-Port Diverting SS316?

Standard construction is carbon steel, stainless steel (CF8 / CF8M), and special alloy grades. 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 Three-Way Ball Valve -- L-Port Diverting SS316 cover?

It is offered in a range of sizes as per the technical specification with standard ANSI / ASME pressure classes (PN ratings on request). End connections include flanged (RF / RTJ), butt-weld, socket-weld, and screwed ends as per specification.

Can Supreme Valves supply the Three-Way Ball Valve -- L-Port Diverting SS316 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 Three-Way Ball Valve -- L-Port Diverting SS316?

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 Three-Way Ball Valve -- L-Port Diverting SS316?

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.