What is a double eccentric butterfly valve?

A double eccentric butterfly valve is designed with two offsets between the shaft and sealing surface, reducing seat wear and ensuring longer service lif

Are you a manufacturer?

Yes. We are a professional valve manufacturer in China, established in 1999, specializing in gate valves, butterfly valves, check valves, strainers and other waterworks valves.

Ductile Iron Double Eccentric Resilient Seated Butterfly Valve for Water Supply

Name: Ductile Iron Double Eccentric Resilient Seated Butterfly Valve for Water Supply
Brand: Botou Valve Manufacturing Industry Co., Ltd.
SKU: 2002950111

Hebei, ChinaBotou Valve Manufacturing Industry Co., Ltd.

US$3,298.00

1-9 Pieces

US$3,158.00

10+ Pieces

Sample price:US$3600.00/piece.Request sample

Product profile

Customization

Available

Media

Water

Driving Mode

Worm Gear

Model NO.

D343X

Connection Form

Flange

Structure

Double-Eccentric Sealing

Seal Form

Auto Sealed

Valve Stem

Normal

Work Pressure

Low Pressure (Pn<1.6mpa)

Working Temperature

Normal Temperature (-40°C<T<120°C)

Material of Seal Surface

Metal Hard Sealed

Valve Body

Casting

Standard

DIN/BS

Application

Industrial Usage, Water Industrial Usage

Name

Double Eccentric Butterfly Valve

Body

Ggg40

Disc

Ggg40

Packing

EPDM

SS304

Seal

EPDM

Seat

EPDM

Stem

Ss410

Colour

Blue, Red, Colour Can Be Customized

Testing Equipment

Hardness Tester, Electric Fire Tester, Coating Thi

Brand

Btval

OEM

Available

Transport Package

Plywood Case

Specification

DN100-DN2000

Trademark

BTVAL

Origin

Hebei China

HS Code

8481804090

Production Capacity

50000 Pieces/Year

Key features

Double Eccentric Design The double offset structure reduces friction between the disc and seat during operation, ensuring smooth opening and closing with lower torque.

Excellent Sealing Performance Precision-machined sealing surface provides reliable bidirectional sealing and minimizes leakage.

High-Strength Ductile Iron Body Manufactured from high-quality ductile iron with excellent mechanical strength and corrosion resistance.

Low Operating Torque The optimized disc design requires less operating force, making it suitable for manual, gear-operated, electric and pneumatic actuators.

Wide Size Range Available from DN100 to DN2000 and larger sizes upon request.

Wide Applications Suitable for water supply, wastewater treatment, irrigation systems, pumping stations, power plants and industrial pipelines.

Reliable Sealing | Low Torque Operation | Long Service Life | Factory Direct Supply | OEM & ODM Available

Double Eccentric Design Reduces friction between the disc and seat during opening and closing, helping extend seat service life.

OEM & Customized Manufacturing Customized materials, dimensions, flange drilling, seat and operation options available.

Company profile

Botou Valve Manufacturing Industry Co., Ltd.

Hebei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: OEM Service AvailableExport Year: 1999-03-19 CertifiedNearest Port: Tianjin PortAverage Response Time: ≤2.45h CertifiedTerms of Payment: LC, T/T

AI-Powered supplier vetting

SummaryBotou Valve Manufacturing Industry Co., Ltd. is a China-based limited company in Hebei, established in 1999, with a manufacturing site of 11,205 m² and 30 reported employees. It has direct import/export rights, began exporting in 1999, and reports that 90% of total sales come from exports. Its product range includes resilient seated gate valves, gate valves, filters, check valves, butterfly valves, hydraulic control valves, pressure-reducing valves, and balancing valves. The supplier holds ISO 9001:2015 certification and has documented quality-management and environmental-compliance activities. Evidence supports established export experience, relevant valve manufacturing capability, and documented customer/project cases. However, the provided information does not sufficiently establish after-sales service, financial credibility, innovation strength, or customization capability.

Supplier typeThe supplier is identified as Botou Valve Manufacturing Industry Co., Ltd., a China-based limited company operating in Hebei. Its business covers industrial equipment and components, with valve and filter products listed across multiple categories.

CertificationsThe supplier reports ISO 9001:2015 certification, certification through TÜV Rheinland in 2016, and an on-site quality-management audit by Hebei Province quality-product authorities in 2018. These records provide explicit evidence of formal quality-management certification and audit exposure.

Production capacityThe supplier reports an 11,205 m² manufacturing plant, a spraying assembly line with a pollution-discharge permit, and processes covering casting, machining, spraying, assembly, and pressure testing. Its stated experience includes large-diameter valves and filters, supporting production capability for valve products.

Client casesDocumented references include filters used in the China, Hong Kong Water Supply Project, supply to Tianjin Yuanda Valve Co., Ltd., and soft-seal gate valves exported to Russia and Vietnam. These examples provide direct evidence of project and customer experience in domestic and international markets.