Wafer Butterfly Valve with handlever

Overview

The Butterfly Valve is a compact and reliable flow control valve designed for fire protection and water supply systems. With flanged connections and a resilient EPDM-encapsulated ductile iron disc, the valve provides tight shutoff, stable performance, and long service life under demanding operating conditions.

Designed and tested in accordance with UL and FM requirements, this valve is suitable for both indoor and outdoor fire protection installations, including high-rise buildings and industrial facilities.

Product Description

The Butterfly Valve is a compact and reliable flow control valve designed for fire protection and water supply systems. With flanged connections and a resilient EPDM-encapsulated ductile iron disc, the valve provides tight shutoff, stable performance, and long service life under demanding operating conditions.

Designed and tested in accordance with UL and FM requirements, this valve is suitable for both indoor and outdoor fire protection installations, including high-rise buildings and industrial facilities.

Technical Features

Features

• Standardized Flanged Connections
  Compatible with ANSI 125/150 and DIN PN10/16 flange standards for flexible installation.

• High Pressure Capability
  Rated for a maximum working pressure of 300 PSI and a hydrostatic test pressure of up to 800 PSI.

• Reliable Sealing Performance
  EPDM-encapsulated ductile iron disc ensures tight shutoff and long-term leak-free operation.

• UL & FM Compliant Pressure Performance
  Pressure ratings conform to UL 1091, ULC/ORD-C1091, and FM 1112 requirements.

• Wide Size Range
  Available in sizes from 2" to 12" to meet various system flow requirements.

• Corrosion Protection
  Epoxy coating as standard, with optional coatings available upon request.

• Actuator-Ready Design
  ISO 5211 top flange allows easy installation of gearboxes or actuators.

• Lead-Free Option Available
  Certified lead-free in accordance with NSF/ANSI 61 and NSF/ANSI 372.

Application

• Fire protection systems (sprinkler and water-based fire fighting pipelines)

• Municipal water supply and distribution systems

• Underground and buried piping installations

• Commercial and industrial buildings

• Pump stations and mechanical rooms

• Infrastructure and utility projects

• Retrofit projects combining flanged and grooved piping systems

Faq

Q1: What standards does this butterfly valve comply with?

The valve’s pressure performance conforms to UL 1091, ULC/ORD-C1091, and FM 1112 standards.

Q2: What materials are used for the disc and sealing?

The disc is made of ductile iron and fully encapsulated with EPDM to ensure excellent sealing and corrosion resistance.

Q3: What is the maximum operating pressure?

The maximum working pressure is 300 PSI, with a maximum testing pressure of 800 PSI.

Q4: Can this valve be used outdoors?

Yes. The epoxy-coated body and resilient sealing design make it suitable for both indoor and outdoor installations.

Q5: Is the valve compatible with actuators or gearboxes?

Yes. The valve is designed with an ISO 5211 top flange for direct mounting of actuators or gear operators.

Q6: Is a lead-free version available?

Yes. A certified lead-free version is available in compliance with NSF/ANSI 61 and NSF/ANSI 372.