Is customization available for special requirements?

Yes, if the medium is oil, acidic, or alkaline, or if there are special temperature requirements, you can customize by sending a letter or drawing.

What is the minimum order quantity?

The minimum order quantity is 1 PCS.

What are the payment terms?

Payment terms include LC, T/T, D/P, PayPal, Western Union, and Small-amount payment.

High Quality Small Caliber Mini Duckbill Check Valve

Name: High Quality Small Caliber Mini Duckbill Check Valve
Brand: HENAN CHNFLEX INDUSTRIAL CO.,LTD.
SKU: 2062695402

Henan, ChinaHENAN CHNFLEX INDUSTRIAL CO.,LTD.

US$28.30-682.70

1 Piece

Sample price:US$84.00/piece.Request sample

Product profile

Customization

Available

Media

Water

Temperature

Low Temperature

Model NO.

mini duckbill check valve

Material

Stainless Steel

Connection Form

Flange

Structure

Butterfly

Pressure

Low Pressure

Sealing Form

Bellows Globe Valve

Flow Direction

Bidirectional

Standard

DIN

Application

Industrial Usage, Water Industrial Usage

Rubber Material

EPDM,NBR,SBR

OEM

Support

Certificate

ISO CE Ztc

Connection

Flanged

Transport Package

Wooden Crate

Specification

DN32-DN300

Trademark

CHNFLEX

Origin

China

HS Code

40094200

Production Capacity

50000PCS/Year

Key features

Bidirectional Flow Control: Duckbill shape allows forward flow and reverse check functions effectively.

Flexible Rubber Structure: Fully rubber structure with bellows design for low temperature and industrial use.

Customizable Materials: Rubber options include EPDM, NBR, SBR, CR, FKM, PTEF, and IIR based on conditions.

High Strength Reinforcement: Cooper plated steel wire reinforcement prevents pull-off and ensures durability.

Wide Application Scope: Suitable for sewage, emission, dam, airport, highway drainage, and odor barrier systems.

Strict Quality Inspection: 100% strict inspection ensures product reliability and consumer responsibility.

Long Warranty Period: Provides a long warranty period for peace of mind and product assurance.

Free Sample Support: Free samples provided for quality testing before bulk order placement.

Company profile

High Repeat Buyers ChoiceImporters and ExportersFast DeliveryR&D Capabilities

HENAN CHNFLEX INDUSTRIAL CO.,LTD.

Henan, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Full Customization CertifiedExport Year: 6 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤0.29h

AI-Powered supplier vetting

SummaryHENAN CHNFLEX INDUSTRIAL CO.,LTD. supplies rubber expansion joints and reports technical assistance, installation guidance, maintenance recommendations, OEM/ODM services, and full customization. It has exported for six years, but no overseas showroom, agents, branches, overseas-service countries, offline trade-show participation, inventory capability, or overseas warehouse is reported. Innovation evidence is weak because no new products were launched in the last year and no SDK or 3D software design service is available. Complaint handling and supplier assessment procedures exist, but written records or procedures are incomplete. Financial information is limited to year references rather than substantive performance evidence. One buyer name and one import-country association are provided, but no verifiable customer case details are available.

Supplier typeThe supplier is identified as an industrial manufacturer of rubber expansion joints, with product-specific information, six years of export experience, and stated OEM/ODM services. It is not described as a professional technical supplier and does not provide 3D software design services.

After-Sales capabilityCHNFLEX explicitly offers technical assistance, installation guidance, and maintenance recommendations, with service quotations and payment terms and stated lead times within 15 working days. However, it has no overseas showroom, agents, branches, or overseas-service countries; complaint procedures lack written records and corrective-action procedures lack written procedures or records.

R&D capabilityThe supplier offers ODM and full customization, but reports no new products launched in the last year, no SDK, and no 3D software design service. These explicit limitations outweigh the available design-related services for innovation assessment.

Customization capabilityFull customization is explicitly reported for design services, supported by stated ODM and OEM capabilities for popular brands. The evidence directly supports a strong ability to adapt products or designs to customer requirements.