Can I visit your factory before the order?

Yes, welcome to our factory to check the quality

Anti-Backflow Flap Valve for Supply and Drainage

Name: Anti-Backflow Flap Valve for Supply and Drainage
Brand: Weifang Top Water Industrial Co., Ltd
SKU: 2148434042

Shandong, ChinaWeifang Top Water Industrial Co., Ltd

US$10.00

5-19 Pieces

US$9.00

20+ Pieces

Product profile

Customization

Available

Media

Water

Temperature

Ordinary Temperature

Model NO.

Flap Valve

Material

Cast Iron

Connection Form

Flange

Structure

Swing

Pressure

Ordinary Pressure

Function

Sfcv Rubber Lobe

Sealing Form

Rubber Seal or Metal Seal

Flow Direction

Unidirection

Standard

DIN

Application

Industrial Usage, Water Industrial Usage

Body

Ggg50

Screen

SS304

Bonnet

Ggg50

Gasket

EPDM

SS304

Transport Package

Wooden Case

Specification

DN80-DN600mm

Trademark

Origin

China

HS Code

84818040

Production Capacity

8000PCS/ Year

Key features

Passive Operation: Operates automatically by fluid pressure and gravity without external power.

Wide Size Range: Available in sizes from DN50 to DN600mm.

Durable Material: Constructed with GGG50 body and SS304 internal components.

Versatile Sealing: Offers both rubber and metal sealing options for different needs.

Global Application: Suitable for urban drainage, wastewater treatment, and marine piping.

Comprehensive Customization: Full customization available from samples, designs, and minor adjustments.

Strict Quality Control: 100% visual and function inspection for all finished products.

Experienced Manufacturer: Over 20 years of experience in pipeline products and global export.

Company profile

High Repeat Buyers ChoiceQuality Assurance100% Finished Products InspectionCustomization from Designs

Weifang Top Water Industrial Co., Ltd

Shandong, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 years CertifiedNearest Port: Qingdao Port; Dlian PortAverage Response Time: ≤6.29h

AI-Powered supplier vetting

SummaryThe supplier is identified as a limited trading company in Weifang, Shandong, offering ductile iron pipe fittings, manhole covers, valves, repair clamps, joints, and couplings. It demonstrates broad customization and ODM capabilities, has introduced products within the past year, and reports substantial export activity, with 90% of total sales from exports and eight years of export experience. However, it is not identified as a professional technical supplier, does not provide 3D software design, has no stated stock, overseas warehouse, overseas showroom, overseas agent, or branch capability, and has not participated in offline trade shows. Quality controls include documented inspection instructions and quality assurance, but raw-material traceability is absent and only one quality inspector is reported. No certification holdings or customer cases are provided. Financial records are referenced for 2023–2025, but no usable financial assessment data is available.

Supplier typeThe supplier is a limited company classified as a trading company, located in Weifang City, and offers valves, ductile iron pipe fittings, manhole covers, repair clamps, joints, and couplings. It is not part of a larger company group.

After-Sales capabilityThe supplier has a customer-complaint handling procedure, although no written complaint records are maintained, and it reports 20 qualified service-capability suppliers. However, it has no stock service, overseas warehouse, overseas showroom, overseas agent or branch, and serves no stated overseas countries; the evidence indicates limited international after-sales infrastructure.

R&D capabilityThe supplier reports new products within the past year and provides ODM services, supporting some product-development activity. However, it is not classified as a professional technical supplier, does not provide 3D software design services, and has no available SDK.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These repeated service descriptions provide clear evidence of broad customization capability.

Product Q&A

Q:Can you make the product as per client's requirement?

Yes, we can make it with your exact requirement.

Q:Why should you buy from us not from other suppliers?

Weifang Top Water Industrial Co.,lt is one of leading supplier who specialized in Ductile Iron Pipe Fittings ,Flexible Couplings ,Flange adapter ,Dismantling joint and Manhole Cover,Rubber Gaskets,Flexible rubber joint ,Valves ,bolts nuts ,we have more than 20 years experience in this areas .

Q:How can we guarantee quality?

Always a pre-production sample before mass production; Always final Inspection before shipment;

Q:How is your after sale service

Professional service team, all-weather emergency telephone within 48 hours to solve difficult problems, to provide you with the fastest and healthiest after-sales service.

Q:What are your payment terms?

T/T (30% as desposit, the rest 70% will be paid before delivery), L/C at sight