What is the minimum order quantity?

The minimum order quantity is 50 pieces.

What is the lead time for production?

The average lead time is one month for both peak and off-peak seasons.

Manual Operation Double Seat Mix-Proof Butterfly Valve with 3A Approved

Name: Manual Operation Double Seat Mix-Proof Butterfly Valve with 3A Approved
Brand: Donjoy Technology Co., Ltd.
SKU: 785825182

Zhejiang, ChinaDonjoy Technology Co., Ltd.

US$155.00-430.00

1 Piece

Product profile

Customization

Available

Media

Water

Driving Mode

Manual

Model NO.

VDF300S1

Connection Form

Welding

Structure

Centre Sealing

Seal Form

Force Sealed

Valve Stem

Normal

Work Pressure

Low Pressure (Pn<1.6mpa)

Working Temperature

-10~130 Degree Centigrade

Material of Seal Surface

Soft Sealed

Valve Body

Forge Welding

Standard

Ce, ISO, FDA

Application

Water Industrial Usage, Food, Drink, Beer etc.

Gasket

EPDM

Max Temperature

130 Degree

Max Pressure

10bar

Operation

by Handle

Transport Package

by Carton/Plywood Case

Specification

1"-4", dn25-dn100

Trademark

DONJOY & OEM

Origin

Wenzhou, Zhejiang, China

HS Code

8481804090

Production Capacity

500PCS/Month

Key features

3A Approved Certification: Meets strict 3A sanitary standards for food and beverage applications.

Double Seat Mix-Proof Design: Prevents media mixing with visible leakage indication and no contamination risk.

Multiple Seal Options: Available in EPDM, FPM, SILICON, or NBR to suit different media.

Flexible Operation Modes: Supports manual, pneumatic, and electric operation with interchangeable handles.

Customization Services: Offers full, minor, and flexible customization from samples or designs.

Premium Material Construction: Constructed from SS316L stainless steel with forged welding body.

Company profile

Importers and ExportersCooperated with Fortune 500Years of Export ExperienceProduct Certification

Donjoy Technology Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 22 years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤4.45h

AI-Powered supplier vetting

SummaryDonjoy demonstrates strong customization, R&D, production, certification, and customer-reference indicators. It offers OEM and ODM services, reported new products during the past year, and has eight R&D engineers. Its facility includes CNC, machining, welding, polishing, sandblasting, ultrasonic cleaning, assembly, and inspection processes supported by written procedures. The supplier holds CE and management-system certifications, including ISO9001:2015, ISO45001:2018, and ISO14001. It reports cooperation with Fortune 500 companies, well-known-brand OEM activity, and a repeat-buyer preference of 30%–50%. However, it reports no manufacturing-capacity contract with related subcontractors, no inventory, overseas warehouse, or overseas showroom capability, and no offline trade-show participation. After-sales capability is only partially evidenced through the stated service system and overseas agents or branches.

Supplier typeThe supplier functions as a manufacturer with its own listed production equipment and assembly line, while also providing OEM, ODM, and broad customization services. It additionally reports overseas agents or branches, but no valid manufacturing-capacity contract with related subcontractors.

CertificationsThe supplier reports CE and other product certifications, alongside ISO9001:2015, ISO45001:2018, and ISO14001 management or sustainability certifications. Its company description also identifies high-tech, innovative, patent-model, and R&D-center qualifications.

After-Sales capabilityThe company description explicitly mentions a complete after-sales service system, and the supplier reports overseas agents or branches. However, it has no overseas warehouse or showroom, so the available evidence supports after-sales capability but not comprehensive overseas service infrastructure.

Financial creditThe supplier is described as an AAA Credit Enterprise, and the slices list financial-capacity, cash-flow, balance-sheet, and profit-index records for the past three reported years. The actual financial results are not provided, so the assessment is based on the stated credit designation and record availability.

R&D capabilityThe supplier reports new products during the past year, ODM capability, an R&D center, patent-model and innovative-enterprise qualifications, and eight R&D engineers. It lacks an available SDK, but the evidence still directly supports substantive product-development capability.

Production capacityProduction resources include machining, CNC turning, polishing, welding, sandblasting, ultrasonic cleaning, and assembly equipment. Finished-product inspection follows written instructions, service-capability procedures have records, and stated average lead time is one month in both peak and off-season; however, there is no inventory capability and no valid contract with related subcontractors.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. The same range is stated for both R&D/design services and design-services capability, providing direct evidence of broad customization coverage.

Client casesThe supplier reports OEM service for well-known brands and cooperation with Fortune 500 companies. These are direct customer-reference indicators, although no customer names, project details, or performance metrics are provided.