Butterfly valve - GESA | ARI | Philippopoulos s.a.
Butterfly valve - GESA | ARI | Philippopoulos s.a.

Butterfly valve - GESA | ARI

Butterfly valve - GESA | ARI: Features & Benefits for Industrial Excellence

Experience reliable flow control with the Butterfly valve - GESA | ARI, the trusted solution for demanding industrial environments. Designed for precision and durability, this valve keeps your processes running smoothly, even under high pressure. Whether you’re managing water, chemicals, or gases, its advanced engineering ensures effortless operation and long-lasting performance.

  • Robust Construction: Crafted from high-quality materials, this butterfly valve stands up to tough industrial conditions. Its corrosion-resistant finish protects against wear and tear, reducing maintenance and downtime.
  • Easy Installation: The compact design makes set-up quick and straightforward. Lightweight yet sturdy, it fits seamlessly into new or existing systems without hassle.
  • Precise Control: The disc rotates smoothly, allowing you to regulate flow with remarkable accuracy. Adjustments are simple, providing just the right amount of flow for every need.
  • Leak-Free Performance: Special seals and a tight closure mechanism prevent leaks, protecting your equipment and environment from spills or accidents.
  • Low Operating Torque: Designed for effortless operation, the Butterfly valve - GESA | ARI can be opened or closed with minimal force. This means smoother handling and less strain on operators.
  • Adaptable to Many Uses: Suitable for a wide range of fluids and gases, this valve is the perfect fit for industries like water treatment, chemical processing, and manufacturing.

Rely on the Butterfly valve - GESA | ARI for safe, steady, and efficient flow control. Its reliable sealing system and innovative features translate to fewer interruptions and dependable performance shift after shift. Choose a valve that is engineered to work as hard as you do—every day, in every situation.


Type : 21.013
Standard (Options)
  • DIN
Connection (Options)
  • Flanged (Lug)
Material (Options)
  • EN-JS 1030 (GGG40) Ductile Iron
Pressure Rating (Options)
  • PN 10
  • PN 16
Seat (Options)
  • EPDM
  • FPM
  • NBR
Actuator (Options)
  • Handwheel
  • Gearbox
  • Pneumatic
  • Electric

Datasheet and documents

Description

✅ Soft-sealing, maintenance-free design
✅ Excellent flow characteristics with optimized Zeta-values
✅ Double stem sealing for leak protection
✅ DVGW-certified for drinking water applications (EPDM version)
✅ Full insulation possible according to EnEV (Energy Saving Order)
✅ Wide range of actuators: manual, electric, and pneumatic

Technical Specifications

Valve Types & Configurations

  1. ARI-ZESA® (Wafer Type) – Butterfly valve with elongated eyelets
  2. ARI-GESA® (Lug Type) – Butterfly valve with threaded eyelets, suitable as pipe-end valve


Material Options

Component Material
Body EN-GJS-400-15 (Ductile Iron), EN-JS1030
Seat EPDM (-10°C to +130°C), NBR (-10°C to +80°C), FPM (0°C to +150°C)
Disc Stainless Steel 1.4581 / CuAl10Fe5Ni5-C (Optional for DN40-500)
Stem X20Cr13+QT (1.4021+QT) / X6CrNiMoTi17-12-2 (1.4571 for DN ≤ 300)


Pressure & Temperature Ratings

  • Nominal Pressure Ratings: PN6, PN10, PN16
  • Max Differential Pressure:
    • 16 bar (DN25-150)
    • 10 bar (DN200-500)
  • Flange Connections: DIN EN 1092-1
  • Leakage Test Compliance: DIN EN 12266-1 (Leakage Rate A)
  • Drinking Water Certification: DVGW (EPDM) DW-6201BR0244

Tests and Certification

DIN DVGW registration "water" for EPDM (DN25/32-500)
DIN EN 13774 (Stop valves for gas and water PN 4 till PN16)
DGRL 2014/68/EU (PED Pressure Equipment Directive)
GOST-R (Russia)