What certificates will you provide?

We can provide CE, ISO, and WRAS certificates.

What is the after-sales service warranty?

We provide an 18-month warranty for all kinds of products.

What are your payment terms?

We accept T/T, L/C, OA, D/P, D/A, PayPal, and Western Union.

How do you handle transportation?

We transport via DHL, UPS, EMS, FEDEX, SF, Air, or Sea.

Do you provide free samples?

Yes, free samples are available.

Do you accept custom design on size?

Yes, we accept custom design on size if the size is reasonable.

DN1800 Flange Double Eccentric Butterfly Valve

Name: DN1800 Flange Double Eccentric Butterfly Valve
Brand: TIANJIN TANGFA WATTS VALVE CO., LTD.
SKU: 782954322

Tianjin, ChinaTIANJIN TANGFA WATTS VALVE CO., LTD.

US$20.00-1,500.00

5 Pieces

Sample price:US$15.00/piece.Request sample

Product profile

Customization

Available

Media

Oil Water

Driving Mode

Manual

Connection Form

Lug Support

Structure

Double-Eccentric Sealing

Seal Form

Force Sealed

Valve Stem

Orbit

Work Pressure

Low Pressure (Pn<1.6mpa)

Working Temperature

Normal Temperature (-40°C<T<120°C)

Material of Seal Surface

Soft Sealed

Valve Body

Casting

Standard

DIN, BS, ANSI, JIS

Application

Industrial Usage, Water Industrial Usage

Size

DN50-DN600 2"-24" 50mm-600mm

Material

Cast Iron, Ductile Iron, Steel

Transport Package

Plywood Case

Specification

Trademark

TFW

Origin

Tianjin China

HS Code

84818040

Production Capacity

1000PCS/Per Day

Key features

Double-Eccentric Sealing Structure: Provides bidirectional sealing with minimum torque and longer seat life.

Wide Material Selection: Body available in Cast Iron, Ductile Iron, Carbon Steel, and Stainless Steel.

Customizable Size Range: Sizes from DN50 to DN600 (2" to 24") available for custom orders.

Standard Compliance: Manufactured to DIN, BS, ANSI, JIS, ISO, and GOST standards.

Certified Quality: Products passed ISO 9001:2015 and CE certification.

Flexible Actuation Options: Supports manual handles, electric actuators, and pneumatic actuators.

Custom Logo and Color: Product color and logo can be customized to client requirements.

Company profile

Importers and ExportersIn-stock CapacityQuality AssuranceProduct Certification

TIANJIN TANGFA WATTS VALVE CO., LTD.

Tianjin, 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: 8 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤1.16h

AI-Powered supplier vetting

SummaryTFW is presented as a Chinese valve supplier with exports to more than 50 countries and regions, approximately 20 years of production experience, and stated technical and after-sales support. The supplier demonstrates broad customization and ODM capabilities, has introduced new products within the past year, and has OEM experience for well-known brands. Quality and service procedures are documented and reportedly followed, while ERP is used for production, procurement, quality control, and logistics management. However, the supplier lacks overseas agents or branches, overseas warehouses, and overseas showrooms, and no valid manufacturing-capacity contract exists with related subcontractors. Certification information is mentioned for another company description and is not clearly attributable to TFW. Financial information is inconsistent and is excluded from assessment.

Supplier typeThe supplier is described as a Chinese valve manufacturer with stated production experience and exports to over 50 countries and regions. It also provides in-stock capability, but has no overseas warehouse, showroom, agent, or branch, and the provided information includes potentially mixed company descriptions.

After-Sales capabilityTFW has documented and followed procedures for corrective and preventive actions, customer complaints, and supplier-service assessment, and its company description states technical support and after-sales service. Its overseas service infrastructure is limited because it has no overseas agents or branches, warehouses, or showrooms.

R&D capabilityThe supplier reports new products within the past year, provides ODM services, and offers multiple design-related customization modes. ERP-based digital management is established, although no SDK is available and the sustainable-development and big-data capability entries are recorded as zero.

Production capacityEvidence includes valve production experience, in-stock capability, documented quality assurance, a stated one-month average lead time in both peak and off-season, and participation in the Canton Fair. However, the absence of a valid contract with related subcontractors is a production-capacity governance weakness.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, and also provides ODM and OEM services. These statements directly indicate broad customization capability.