Engineered for multi-port fluid flow diverting, mixing, and stream selection, our Stainless Steel 3-Way Female-to-Female Ball Valves feature L-Port (90° diverter) or T-Port (mixing / trans-flow) configurations. Operating up to 500 Bar (6,000 / 10,000 PSI) with three female NPT or BSPP ports, they replace multiple 2-way valves and tee fittings in chemical dosing, sampling, and hydraulic loops.
The Stainless Steel 3-Way Ball Valve Female to Female features three female threaded ports (NPT or BSPP) arranged for versatile multi-port fluid routing. Available in L-Port (90° flow diverter) or T-Port (flow mixing / trans-flow) configurations, a single 3-way valve replaces two separate 2-way valves and an intermediate tee fitting.
Pioneer Industries engineers an advanced 4-seat trunnion-supported or encapsulated seat architecture, providing balanced sealing across all three ports. This eliminates internal cross-port blow-by regardless of which port experiences higher line pressure, maintaining bubble-tight isolation up to 500 Bar (7,250 PSI).
Manufactured by Pioneer Industries Mumbai, our 3-Way Female Ball Valves are widely exported to chemical plants, oil refineries, and automated skid builders worldwide.
Machined from solid ASTM A479 Grade 316/316L stainless steel bar stock with blowout-proof stems and laser-etched directional flow handles, each valve undergoes multi-stage hydrostatic and pneumatic testing across all 3 ports certified to EN 10204 Type 3.1.
To Get Quotes within hour Call Us at 9821023876 or Send Enquiry for the products you requires
Precision CNC-machined from solid ASTM A479 316/316L bar stock, our 3-way female ball valves feature micro-finished spherical balls with precision L-port or T-port internal flow passages.
The encapsulating 4-seat polymer design supports the ball from all quadrants, preventing seat extrusion and cross-port leakage during rapid pressure fluctuations up to 500 Bar (7,250 PSI).
Sizes from 1/4" to 2" (DN6 to DN50) with 3x female NPT or BSPP threads; L-Port and T-Port flow paths; pressure rating up to 500 Bar; ASTM A479 316/316L.
Explore comprehensive engineering dimensional configurations for Metric Series and Fractional Series, Operating Parameters, and Certified Metallurgy. Manufactured according to ASME B16.34, API 598, MSS-SP-99, and international instrumentation standards.
| Part No. | Nominal Size | End Connection | Orifice E mm | Cv | L mm | H mm | W mm | Working Pressure |
|---|---|---|---|---|---|---|---|---|
| PI-BV2-MF-02M | DN 6 (1/8") | Male x Female NPT | 4.8 | 0.8 | 54.0 | 42.0 | 60.0 | 500 Bar |
| PI-BV2-MF-04M | DN 8 (1/4") | Male x Female NPT | 6.4 | 1.4 | 62.0 | 46.0 | 70.0 | 500 Bar |
| PI-BV2-MF-06M | DN 10 (3/8") | Male x Female NPT | 9.5 | 3.2 | 72.0 | 52.0 | 85.0 | 500 Bar |
| PI-BV2-MF-08M | DN 15 (1/2") | Male x Female NPT | 12.7 | 6.5 | 85.0 | 60.0 | 100.0 | 500 Bar |
| PI-BV2-MF-12M | DN 20 (3/4") | Male x Female NPT | 19.0 | 14.0 | 98.0 | 72.0 | 120.0 | 400 Bar |
| PI-BV2-MF-16M | DN 25 (1") | Male x Female NPT | 25.4 | 26.0 | 115.0 | 84.0 | 145.0 | 400 Bar |
| PI-BV2-MF-24M | DN 40 (1-1/2") | Male x Female NPT | 38.1 | 58.0 | 142.0 | 104.0 | 180.0 | 350 Bar |
| PI-BV2-MF-32M | DN 50 (2") | Male x Female NPT | 50.8 | 95.0 | 168.0 | 122.0 | 220.0 | 300 Bar |
| Part No. | Nominal Size | End Connection | Orifice E in | Cv | L in | H in | W in | Working Pressure |
|---|---|---|---|---|---|---|---|---|
| PI-BV2-MF-02F | 1/8" | Male x Female NPT | 0.187 | 0.8 | 2.12 | 1.65 | 2.35 | 7,250 PSI |
| PI-BV2-MF-04F | 1/4" | Male x Female NPT | 0.250 | 1.4 | 2.44 | 1.81 | 2.75 | 7,250 PSI |
| PI-BV2-MF-06F | 3/8" | Male x Female NPT | 0.375 | 3.2 | 2.83 | 2.05 | 3.35 | 7,250 PSI |
| PI-BV2-MF-08F | 1/2" | Male x Female NPT | 0.500 | 6.5 | 3.35 | 2.36 | 3.94 | 7,250 PSI |
| PI-BV2-MF-12F | 3/4" | Male x Female NPT | 0.750 | 14.0 | 3.86 | 2.83 | 4.72 | 6,000 PSI |
| PI-BV2-MF-16F | 1" | Male x Female NPT | 1.000 | 26.0 | 4.53 | 3.31 | 5.71 | 6,000 PSI |
| PI-BV2-MF-24F | 1-1/2" | Male x Female NPT | 1.500 | 58.0 | 5.59 | 4.09 | 7.08 | 5,000 PSI |
| PI-BV2-MF-32F | 2" | Male x Female NPT | 2.000 | 95.0 | 6.61 | 4.80 | 8.66 | 4,500 PSI |
| Operating Parameter | Standard Specification | Severe Service / High-Pressure Rating |
|---|---|---|
| Maximum Operating Pressure | Up to 500 Bar (7,250 PSI) cold working pressure | Up to 690 Bar (10,000 PSI) with heavy-forged body |
| Hydrostatic Shell Test Pressure | 1.5 × Working Pressure (750 Bar / 10,875 PSI) | 1.5 × Working Pressure (1,035 Bar / 15,000 PSI) |
| Pneumatic Seat Test Pressure | 6 to 7 Bar Nitrogen / Clean Dry Air | 100 Bar High-Pressure Gas Testing (Optional) |
| Working Temperature Range | -54°C to 232°C (-65°F to 450°F) with PTFE / RTFE | -196°C Cryogenic (PCTFE) to +350°C (Carbon PEEK) |
| Shutoff Sealing Classification | API 598 / ISO 5208 Rate A (Bubble-Tight, Class VI) | Helium Leak Rate < 1 × 10⁻⁹ sccs |
| Stem Design & Retention | Internally loaded, blowout-proof with live-load springs | Double O-ring / Grafoil fire-safe secondary seal |
| Applicable Design Standards | ASME B16.34, MSS-SP-99, BS EN ISO 17292 | NACE MR0175 / ISO 15156 Sour Gas Service |
| Actuation & Control Capability | Manual quarter-turn with position indicator handle | ISO 5211 Direct-Mount Pneumatic / Electric Actuators |
Pioneer Industries manufactures Stainless Steel 3-Way Ball Valve Female to Female using high-tensile ASTM A479 / A276 Grade 316/316L solid stainless steel bar stock and precision forgings:
| Component / Grade | Material Standard | Composition / Chemistry |
|---|---|---|
| Body & End Connections | ASTM A479 / A276 Grade 316 / 316L (UNS S31600 / S31603) | Cr 16.0-18.0%, Ni 10.0-14.0%, Mo 2.0-3.0%, C ≤ 0.03% (SS316L) |
| Spherical Ball | ASTM A479 316 / 316L Stainless Steel | Diamond-ground micro-finished Ra < 0.2 µm, mirror polished |
| Blowout-Proof Stem | ASTM A479 Type 316 / 316L / 17-4PH | High tensile strength, burnished stem journal with anti-blowout collar |
| Ball Seats | Virgin PTFE / 15% Glass-Filled PTFE / PEEK | Self-lubricating, chemical inertness, high compressive resilience |
| Stem Packing / Seals | Chevron PTFE Rings / Viton / Grafoil | Live-loaded with dual Belleville disc springs (ASTM A666 302) |
| Handle & Hardware | AISI 304 Stainless Steel with Vinyl Sleeve | Corrosion-resistant manual lever with 90° travel stop |
Our manufacturing, machining tolerances, and quality verification strictly adhere to international engineering benchmarks:
Stainless Steel 3-Way Ball Valve Female to Female components are deployed across critical fluid systems requiring reliable quarter-turn shutoff, high working pressure up to 500 Bar, and zero leakage.
Diverts fluid flow between primary and standby filter vessels without interrupting ongoing process operations.
T-port design accurately blends two chemical streams into a common outlet line in continuous batch processing.
L-port configuration switches between multiple process sampling lines feeding a central gas chromatograph.
Reroutes cooling water or thermal oil around heat exchangers during temperature regulation or maintenance.
Routes high-pressure fluid up to 500 Bar between advance and retract ports of hydraulic actuators.
Selects between fill lines, discharge headers, and recirculation loops in chemical storage terminals.
Pioneer Industries’ Stainless Steel 3-Way Ball Valve Female to Female components are trusted across critical global industries for severe service reliability.
Expert engineering insights and technical guidance regarding pressure ratings, end connections, seat formulations, quality standards, and installation protocols for Stainless Steel 3-Way Ball Valve Female to Female.
In an L-Port (90° diverter) ball valve, the ball features a 90° internal flow passage connecting the common center port to either the left or right port alternately, serving as a clean flow diverter or selector. In a T-Port (trans-flow/mixing) ball valve, the ball has a T-shaped passage connecting all three ports simultaneously for mixing, or connecting the center port to left/right, or straight-through flow. Pioneer Industries supplies both configurations based on client process requirements.
Traditional low-cost 3-way valves utilize only 2 seats, which can allow fluid blow-by into the unseated port when backpressure occurs. Pioneer Industries engineers an advanced 4-seat encapsulated design with spring-energized polymer seats supporting the ball from all four quadrants. This ensures balanced sealing on all three female ports and prevents cross-port leakage regardless of which port experiences higher pressure.
Our Stainless Steel 3-Way Female Ball Valves are rated up to 500 Bar (6,000 PSI / 10,000 PSI options) across all three ports. Because of the balanced four-seat architecture, full system pressure can be introduced through any of the three ports without causing seat extrusion or internal bypass.
The valve is equipped with a heavy-duty stainless steel handle featuring a laser-etched port flow diagram and positive 90° or 180° mechanical stops. The operator can visually verify exactly which flow path is active at a glance, preventing hazardous misrouting of volatile or corrosive media.
Yes. Our 3-way valves can be supplied with an ISO 5211 direct-mount automation pad or bracket kit. They are frequently automated with double-acting or spring-return pneumatic 90°/180° actuators, digital electro-pneumatic positioners, and explosion-proof limit switch boxes for automated batch mixing and sampling.
The body and end caps are precision-machined from solid ASTM A479 / A276 Grade 316/316L bar stock or ASTM A182 forgings. The ball is diamond-turned 316 stainless steel micro-finished to Ra < 0.2 µm. Stems are blowout-proof 316 stainless steel with live-loaded Belleville spring packing. Optional materials include Duplex 2205, Super Duplex 2507, and Hastelloy C276.
Our precision-machined valve bodies feature minimal dead cavity space around the ball sphere. For sanitary, pharmaceutical, and high-purity chemical applications, cavity-filled PTFE seat options are available that fully encapsulate the ball, eliminating stagnant pockets where bacteria, polymers, or particulate could accumulate.
Flow coefficient (Cv) values depend on orifice bore and port geometry. In standard full-port 1/2" valves, 90° diverted flow exhibits a Cv of approximately 4.5 to 6.2, while 1" valves provide Cv values around 14.0 to 18.5. Dimensional tables provide exact flow coefficients across all size increments.
Each valve undergoes 1.5x hydrostatic shell testing and multi-stage 6 Bar nitrogen seat leak testing across all three ports in every operating position (diverted left, diverted right, and center). Testing strictly complies with API 598, BS EN 12266-1, and MSS-SP-99, verified on the EN 10204 3.1 inspection certificate.
Primary applications include dual-filter/strainer bypass systems, automated chemical dosing manifolds, gas chromatography stream switching, heat exchanger bypass lines, hydraulic pilot control circuits, and multi-tank filling and draining systems across chemical, offshore, and pharmaceutical plants.
about your requirement to select the right products for your application needs!
Do you have any questions or need help with our services and products? Submit an Enquiry Form request or Call us at 9821023876. Feel free to get in touch!
Note: Please note that the information on this document is for illustration purposes only as information may vary with individual products, their grade and applications industries or uses and therefore cannot be guaranteed as accurate. © Copyright 2026 by Pioneer Industries. All Rights Reserved.
