Grooved End Butterfly Valve
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Grooved End Butterfly Valve

The Grooved End Butterfly Valve is designed for quick installation, reliable shut-off performance, and simplified maintenance in grooved piping systems.
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Product Introduction

The Grooved End Butterfly Valve is designed for quick installation, reliable shut-off performance, and simplified maintenance in grooved piping systems. Equipped with a handle-operated quarter-turn mechanism, it provides efficient flow isolation for water-based applications while reducing installation time compared with threaded, welded, or flanged connections.

Using standard grooved couplings, the valve can be installed without welding or special tools, making it a practical solution for fire protection systems, water supply projects, HVAC networks, and industrial utility pipelines.

 

Keylion Butterfly Valve

 

 

Technical Specifications

 

Item

Specification

Product Name

Grooved End Butterfly Valve

Connection Type

Grooved

Size Range

DN50-DN300 (2"–12")

Maximum Working Pressure

363 PSI / 25 Bar

Standards

ANSI / GB / BS

Surface Coating

Epoxy Paint Coating

Available Colors

Red / Blue

Application Medium

Water

Operation Type

Handle Operated

 

 

Material Specifications

 

Component

Material

Body

Ductile Iron QT450-10

Handle

Ductile Iron QT450-10

Disc

Ductile Iron with EPDM Coating / Stainless Steel 304

Stem

2Cr13 Stainless Steel / Stainless Steel 304

Spring

Stainless Steel 304

Seal

NBR (Standard)

 

 

Typical Applications

 

Fire Protection Systems
Widely used in wet sprinkler systems, fire pump rooms, standpipe networks, and other fire suppression applications requiring reliable shut-off control.


Commercial Buildings
Suitable for hot and cold water distribution systems, HVAC circulation lines, cooling water systems, and building utility networks.


Industrial Facilities
Used in process water pipelines, cooling systems, compressed air services, and general utility applications where dependable flow isolation is required.


Water Supply & Treatment
Applied in municipal water distribution networks, pumping stations, treatment facilities, and non-potable water systems.


Infrastructure Projects
Suitable for irrigation systems, district energy networks, and other large-scale water transportation projects. 

 

 

Quality Assurance

 

Every valve undergoes inspection before shipment to ensure consistent quality and performance.
Quality control procedures include: 

Raw material inspection

Dimensional verification

Pressure testing

Sealing performance inspection

Surface coating inspection

Final visual examination

 

Material certificates and inspection reports can be provided upon request.

 

 

OEM & Project Support

 

We provide flexible OEM solutions and reliable project supply services for distributors, wholesalers, contractors, and engineering companies. 

 

Custom logo, nameplate, and private label packaging

Optional coating colors and material configurations

Support for project-specific specifications and requirements

Material certificates, inspection reports, and export documents available upon request

Stable supply and fast quotation support for long-term partners

 

 

Packaging & Delivery

 

To ensure product safety during transportation, valves are packed according to export requirements.
Available packaging options include: 

 

Carton packaging

Plywood cases

Palletized shipment

Mixed-container loading support

 

Shipping terms can be arranged under EXW, FOB, CFR, or CIF conditions.

 

 

FAQ

 

Q: What is your MOQ?

A: MOQ is flexible and can be adjusted according to valve size and order quantity.

Q: What payment methods do you accept?

A: T/T and L/C are commonly accepted for international orders.

Q: What trade terms can you provide?

A: EXW, FOB, CFR, CIF and other negotiated Incoterms are available.

Q: What is the standard production lead time?

A: Normally 15–30 days depending on quantity and production schedule.

Q: Can you provide OEM service?

A: Yes, OEM branding, customized marking and packaging are supported.

Q: What industries commonly use this valve?

A: Fire protection, water supply, HVAC, industrial utilities and infrastructure projects.

Q: What is the maximum working pressure?

A: The valve is designed for working pressures up to 363 PSI (25 Bar).

Q: What sizes are available?

A: Standard sizes range from DN50 to DN300 (2" to 12").

Q: What seal material is standard?

A: NBR is supplied as the standard sealing material.

Q: Do you provide material certificates?

A: Yes, material certificates and inspection reports are available upon request.

Q: How are the valves tested before shipment?

A: Each valve undergoes pressure, sealing and visual inspection before delivery.

Q: What export packaging do you use?

A: Export cartons, plywood cases and pallet packaging are available depending on shipment requirements.

Q: Can samples be provided?

A: Yes, samples are available for quality evaluation before bulk orders.

Q: What warranty do you provide?

A: Products are covered against manufacturing defects under normal operating conditions.

Q: How can I receive a quotation?

A: Send your required size, quantity, application and destination port for a fast quotation.

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