What materials are used for the expansion joint?

Inner/outer rubber can be NR, NBR, EPDM, FKM, PTEF, or IIR. The union is made of stainless steel or malleable iron.

What is the minimum order quantity?

The minimum order quantity is 1 PCS.

What is the lead time for production?

The average lead time is within 15 workdays for both peak and off seasons.

Concentric Reducer Ductwork Expansion Joint Vibration Reduction

Name: Concentric Reducer Ductwork Expansion Joint Vibration Reduction
Brand: HENAN CHNFLEX INDUSTRIAL CO.,LTD.
SKU: 2063110762

Henan, ChinaHENAN CHNFLEX INDUSTRIAL CO.,LTD.

US$12.00-278.50

1 Piece

Sample price:US$78.00/piece.Request sample

Product profile

Customization

Available

Warranty

18 Months

Type

Concentric

Model NO.

ductwork expansion joint

Material

Rubber Ductwork Expansion Joint

Technics

Vulcanization

Customized

Burst Pressure

5.0MPa

Flange Standard

DIN,BS,ANSI

Applicable Medium

Air,Compressed Air,Water,Sea Water,Oil,Acid,Akali,

Working Temperature

-20 ~ +115℃

Transport Package

Wooden Crate

Specification

DN80*40-DN300*250

Trademark

CHNFLEX

Origin

China

HS Code

40094200

Production Capacity

30000PCS/Year

Key features

High Pressure Resistance: Ensures safe operation of pipeline systems under high pressure conditions.

Vibration & Noise Reduction: Absorbs vibration and reduces noise to improve system comfort and quality.

Customizable Options: Supports customization for specific working temperatures and media requirements.

Flexible Elasticity: Adapts to pipeline displacement and deformation with good elasticity.

18 Months Warranty: Comprehensive warranty coverage for peace of mind and quality assurance.

Premium Material Quality: Uses top-level CR/EPDM/NBR rubber with no recycled rubber content.

Multi-Media Compatibility: Suitable for air, water, oil, acid, alkali, and compressed air transport.

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: ≤4.08h

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.