Are these profiles suitable for outdoor use?

Yes, they are suitable for the most demanding environments and resist corrosion effectively.

What is the main manufacturing process?

The process involves pultrusion, where fibers are drawn through high-pressure resin injection tooling.

Frost Resisting FRP Rectangle Tube GRP Hollow Profile for Construction

Name: Frost Resisting FRP Rectangle Tube GRP Hollow Profile for Construction
Brand: Zhaojia Composites Co., Ltd
SKU: 1956062611

Hebei, ChinaZhaojia Composites Co., Ltd

US$0.48-1.98

100 Meters

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Surface Treatment

Smooth

Color

Customized

Model NO.

ZJFP-124

Thickness

Customized

Usage

Environmental Protection, Industral, Household, Fence, Handrails, Frame, Platform etc.

Product Categories

FRP Pultrusion Profiles

Molding Method

Pultruded

Material

FRP

Fiber Type

CFRP

Type

Polyester FRP

Product Name

Composite FRP Rectanglar Tube

Sectional Dimension

Please Check The Following Chats

Transport Package

Pallet, Wooden Box, Bulk, in Buys Advice

Specification

Customized

Trademark

ZJ Composites

Origin

China

HS Code

3916909000

Production Capacity

45, 000, 000 Meters/ Year

Key features

Customizable Color and Thickness: Color and thickness are fully customizable to meet specific project requirements.

Superior Corrosion Resistance: Ideal for demanding environments where steel and aluminum would corrode.

Lightweight and Strong: FRP profiles offer high strength-to-weight ratio compared to traditional materials.

Low Maintenance and Long Lasting: Designed for durability with minimal upkeep required over the product's life.

Easy On-Site Fabrication: Profiles are easy to cut and fabricate directly at the construction site.

Advanced Engineering Design: Utilizes Finite Element Analysis (FEA) software for precise load calculations.

Wide Range of Applications: Suitable for handrails, ladders, platforms, fences, and structural frames.

Diverse Profile Selection: Available in square, rectangular, round, I-beam, angle, channel, and flat shapes.

Company profile

Zhaojia Composites Co., Ltd

Hebei, China

Business Type: Manufacturer/FactoryExport Year: 2009-08-06Nearest Port: TianjinAverage Response Time: ≤3.42hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, DDP, DAP, FCA

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company operating in glass fiber, composite materials, and related products, with additional technology and industrial product activities. It reports ISO 9001, ISO 14000, and OHSAS/OHSMS 18001 certifications, as well as 3D software design and broad customization capabilities. Its stated export share is 90%, with three years of export experience and self-operated import/export rights. However, no available SDK is reported, raw-material traceability is unknown, and documented procedures for service assessment, corrective actions, and complaint handling are absent. Production output is reported as below the stated threshold, while the available information does not establish customer cases or verify financial strength.

Supplier typeThe supplier is explicitly classified as a trading company and operates in glass fiber, composite, building-material, and related product sales. Its stated scope also includes engineering and technology research, development, and technical services, indicating a trading-led supplier with technical activities rather than a clearly identified manufacturing-only company.

CertificationsThe supplier reports holding OHSAS/OHSMS 18001, ISO 9001, and ISO 14000 certifications. These explicitly documented management-system certifications support quality, environmental, and occupational health and safety management capability.

After-Sales capabilityThe supplier has no written procedures or followed records for effective service assessment, corrective and preventive actions, or customer complaint handling. This is explicit evidence of a deficiency in documented after-sales and service-management processes.

R&D capabilityThe supplier is identified as a professional technical supplier, offers 3D software design services, and undertakes technology development and research activities in composite materials. However, it explicitly has no available SDK, so the evidence supports general technical innovation capability but not SDK-based development capability.

Production capacityThe supplier lists multiple fiberglass and composite products, including grating, profiles, pressure vessels, tanks, duct rods, and sheet piles, and reports 6–10 quality-control staff. Nevertheless, its annual production output is reported as below the stated threshold, and its trading-company classification does not independently verify manufacturing capacity.

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