What certificates will you provide?

We can provide CE, ISO, and WRAS certificates.

What is the after-sales service policy?

We provide an 18-month warranty for all kinds of products. As an experienced manufacturer, you can rest assured of the quality and sales service.

What are the payment terms?

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

How is transportation handled?

Transported by DHL, UPS, EMS, Fedex, SF, by Air, or by Sea.

Do you accept custom design on size?

Yes, if the size is reasonable.

DN50-2400 Worm Gear Double Eccentric Flange Manual Ductile Iron Butterfly Valve

Name: DN50-2400 Worm Gear Double Eccentric Flange Manual Ductile Iron Butterfly Valve
Brand: TIANJIN TANGFA WATTS VALVE CO., LTD.
SKU: 1926058902

Tianjin, ChinaTIANJIN TANGFA WATTS VALVE CO., LTD.

US$6.00-5,000.00

1 Piece

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Media

Water

Driving Mode

Manual

Model NO.

D42

Connection Form

Flange, Wafer, Lug,Clamp

Structure

Centre Sealing

Seal Form

Force Sealed

Valve Stem

Normal

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

API609

Application

Industrial Usage, Water Industrial Usage, Household Usage

Size

DN50-DN600

Material

Cast Iron, Ductile Iron, Steel

Transport Package

Plywood Case

Specification

Trademark

TFW

Origin

Tianjin, China

HS Code

84818040

Production Capacity

5000PCS/Month

Key features

Double Eccentric Design: Ensures tight sealing, low operating torque, and extended service life.

Wide Material Selection: Body options include Ductile Iron, Carbon Steel, Stainless Steel, and Al-Bronze.

Multi-Connection Types: Available in Flange, Wafer, Lug, and Clamp connection forms for flexibility.

Versatile Application: Suitable for water, sewage, air, vapor, food, medicine, oils, acids, and alkalis.

Compact & Lightweight: Simple construction allows for easy installation, maintenance, and space saving.

Customizable Sizes: Size customization available from DN50 to DN600 based on customer requirements.

Multiple Drive Modes: Supports manual, worm gear, pneumatic, and electric operation modes.

Strict Quality Control: 100% inspection for finished products with traceable raw materials.

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: ≤3.19h

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.