Reinforced Hollow Composite Part for High-Strength Transit Handrails

Name: Reinforced Hollow Composite Part for High-Strength Transit Handrails
Brand: Shandong Chonhunteda Composite Co., Ltd.
SKU: 2172672262

Shandong, ChinaShandong Chonhunteda Composite Co., Ltd.

US$50.00-200.00

1 Piece

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

Shape

Carbon Fiber Plate

Raw Materials

Polyacrylonitrile-Based Carbon Fiber

Model NO.

CP-34

Performance

High-Strength Type

State

Filament

Mechanical Property

High-Performance Type

Reinforcement Material

T700/T800 Carbon Fiber + E Glass Fiber

Resin System

Standard Mediumtemperature Epoxy Resin

Core Advantages

High Strength & Low Weight

Density

1.6-1.8 G/Cm³

Standard Thickness

1.5mm-50mm, Customizable

Curing Temperature

120℃-180℃

Forming Process

Autoclave Curing

Delivery Forms

Customized

Post-Processing

Available for Cutting, Drilling, Polishing

Forming Form

Prepreg B-Stage Impregnation

Porosity

≤1％

Forming Pressure

0.6-1.0MPa

Lay-up Structure

Custom-Designed on Demand

Application Fields

Aerospace, Rail Transit, Industrial Equipment

Customization Service

Customizable Thickness, Dimensions

Transport Package

According to Customer Needs

Specification

Customized

Trademark

Chonhunt eda

Origin

Zhucheng, Weifang, Shandong

HS Code

6815139090

Production Capacity

200000pieces/Year

Key features

Integrated Seamless Construction: Produced via tube rolling and compression molding without welding seams for superior structural integrity.

Ultra-Lightweight Design: Significantly reduces train carriage weight and axle load compared to traditional steel or aluminum handrails.

Corrosion and Rust Resistance: Chemically inert carbon fiber composite eliminates rust risks in humid carriage environments.

High Wear Resistance: Dense outer layer withstands frequent passenger friction without peeling or scratching.

Customizable Dimensions: Thickness and dimensions are fully customizable to meet specific project requirements.

Fire Safety Compliance: Meets FAR 25.853 and UL94 V-0 standards with low smoke and toxicity.

High Rigidity Hollow Structure: Maintains stable bending resistance and load-bearing safety without deformation under heavy leaning.

Comprehensive Post-Processing: Available for cutting, drilling, polishing, painting, and edge sealing for precision assembly.

Company profile

Management CertificationR&D CapabilitiesIn-stock CapacityImporters and Exporters

Shandong Chonhunteda Composite Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableAverage Response Time: ≤5.89h

AI-Powered supplier vetting

SummaryThe supplier manufactures industrial automatic control systems and general mechanical and electrical equipment, while also providing related research, sales, engineering, and technical services. It reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications, written inspection procedures, valid manufacturing-capacity contracts with affiliated subcontractors, and in-stock capacity. Customization and ODM services are available, supported by 12 R&D engineers, two innovation platforms, advanced equipment, testing capabilities, and a quality assurance system. However, the supplier reports no new product information in the past year, no overseas warehouse or showroom, and zero overseas service countries. Service corrective-action and complaint-handling procedures lack written records. Financial information is inconsistent and insufficient for a reliable assessment.

Supplier typeThe supplier is a manufacturer and technical service provider covering industrial automatic control systems, mechanical and electrical equipment, general equipment, special-equipment sales, engineering R&D, and technical services. Its described innovation laboratories, testing capabilities, and quality assurance system further support a manufacturing-oriented profile.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 management-system certifications. The records also mention other product-compliance and sustainability certifications, but do not specify their names or scope.

After-Sales capabilityThe supplier has written procedures and records for assessing service capability and reports in-stock capacity, but its corrective and preventive action and customer-complaint procedures have no written records. It has no overseas warehouse, no overseas showroom, and reports services in zero overseas countries, limiting evidence of international after-sales coverage.

R&D capabilityThe supplier reports 12 R&D engineers, ODM capability, two innovation platforms, advanced equipment, and comprehensive testing capabilities. However, it also states that no new product information was available in the past year, so recent innovation output is not demonstrated.

Production capacityProduction-related evidence includes uniformly followed finished-product inspection instructions, valid manufacturing-capacity contracts with each affiliated subcontractor, in-stock capacity, advanced equipment, testing capabilities, and a quality assurance system. These records support established production and quality-control capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. This indicates broad product-design and modification flexibility.

Client casesThe supplier states that it has collaborated with Fortune 500 companies and that repeat buyers account for 50%–80% of buyers. It has also exported for 10 years, although exports represent only 1%–10% of total sales; these statements provide positive customer-experience evidence without identifying specific customers.

Product Q&A

Q:Will the carbon fiber handrail surface wear out quickly after long-term passenger grabbing?

No. The compact fully cured composite outer layer has outstanding wear resistance. Frequent friction from passengers' palms and daily contact will not leave deep scratches or damage the base material. Unlike metal handrails whose surface coating peels off easily, the integrated textured surface stays intact for years of service and maintains a tidy interior look.

Q:Does the hollow tubular carbon fiber rod lose supporting strength under heavy leaning load?

It retains reliable bending resistance thanks to optimized continuous fiber winding layout. Though hollow to realize lightweight, the whole tube body bears force evenly. When passengers lean on or grip the handrail tightly, no permanent deformation or bending sag will occur, fully meeting the daily dynamic load standard of transit passenger compartments.