How are the guardrails packaged for shipping?

Guardrails are stacked and secured with steel straps, with wooden blocks or rubber pads inserted to prevent damage. Posts are bundled and sorted by length. Small accessories are packed in woven bags or boxes.

What materials and surface treatments are used?

The guardrails are made of steel (Grade Q235B or Q355) with hot-dip galvanizing or plastic sprayed coating. Zinc coating thickness ranges from 100 to 1200 g/m2.

Can you provide free samples?

Yes, free samples are available upon request to help customers verify quality and specifications before placing large orders.

CE Certified Hot DIP Galvanized Road Safety Guardrails

Name: CE Certified Hot DIP Galvanized Road Safety Guardrails
Brand: Shandong Guanxian Dahai Composite Material Co., Ltd.
SKU: 2281451435

Shandong, ChinaShandong Guanxian Dahai Composite Material Co., Ltd.

US$10.00-20.00

100 Meters

Sample price:US$15.00/kg.Request sample

Product profile

Customization

Available

After-sales Service

Maintenance

Warranty

3 Years

Model NO.

W-Beam Guardrail

Certification

ISO9001, CE

Surface Treatment

Galvanized

Position

Road Side

Material

Steel

Guardrail Beam Style

W / Thrie Beam Guardrail

Length

3200/3810/4000/4130/4300/4320mm

Width

306/310/312/380mm

Thickness

2.5/2.75/2.85/3.0/3.1/3.15/3.5/3.75/3.85/4.0/4.15

Height

80/82/83/85mm

Color

Zinc-Silver, Green, Yellow, Blue, Gray

Zinc Coating Thickness

100/350/550/610/1100/1200G/M2; 50/77/85/140/155um

Zinc Layer

550G/M2, 1100G/M2, 600G/M2

Tensile Strength

Minimum 495MPa

Transport Package

Containers

Specification

4320*310*85*3.0

Trademark

guanzhoudahai

Origin

China

HS Code

7308900000

Production Capacity

150, 000 Mt/Year

Key features

Customizable Dimensions: Beam length, width, height, and thickness can be customized to meet specific project requirements.

Multiple Color Options: Available in Zinc-Silver, Green, Yellow, Blue, and Gray to suit various environmental aesthetics.

Hot-Dip Galvanized: Highly corrosion-resistant with zinc coating thickness ranging from 100 to 1200 g/m2 for long-lasting protection.

Global Standard Compliance: Meets international standards including EN 1317, AASHTO M180, and GB, ensuring worldwide safety compliance.

OEM/ODM Service: Full customization support based on customer samples, designs, or specific technical requirements.

High Production Capacity: Annual capacity of 150,000 tons with 5,000,000 meters/month output for large-volume orders.

100% Quality Inspection: Rigorous end-to-end quality control system ensuring every batch achieves a 100% pass rate before shipment.

3-Year Warranty: Comprehensive 3-year warranty coverage with dedicated after-sales service and technical support.

Company profile

100% Finished Products InspectionCustomization from SamplesNational Award receivedProduct Certification

Shandong Guanxian Dahai Composite Material Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 year CertifiedNearest Port: Qingdao portAverage Response Time: ≤0.80h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier operates in metal products, steel processing, traffic and public-administration signage, traffic-safety equipment, metal structures, and high-performance fibers and composites. It holds ISO9001:2015 and CE certifications, reports documented procedures for service assessment, corrective actions, and complaint handling, and has six to ten quality-control staff. The supplier demonstrates customization capability and reports new products within the past year, but does not provide ODM services, SDKs, overseas warehouses, showrooms, agents, or branches. Financial information is limited to year labels without substantive performance figures, so financial credibility cannot be determined. No Fortune 500 cooperation or well-known-brand OEM experience is reported. Production scale, capacity, and customer references are not sufficiently evidenced.

Supplier typeThe supplier is a manufacturer and seller covering metal structures, metal materials and products, steel rolling, traffic and public-administration signs, traffic-safety equipment, mechanical and electrical equipment, and high-performance fibers and composite materials. The stated scope also includes goods import and export, indicating both manufacturing and trading activities.

CertificationsThe supplier reports an ISO9001:2015 management-system certificate and CE product compliance certification. These are explicit certifications relevant to quality management and product conformity, although the supplied information does not specify their scope or validity dates.

After-Sales capabilityThe supplier has written and followed procedures for service-capability assessment, corrective and preventive actions, and customer complaint handling. However, it has no overseas warehouse, showroom, agent, or branch, and reports zero countries with overseas services, which limits documented overseas service coverage.

R&D capabilityThe supplier reports two years of total R&D engineer experience, one national science and technology progress award, and new products within the past year. It does not provide an SDK and does not offer ODM services, so the evidence supports some innovation activity but not broad software or ODM capability.

Production capacityThe supplier lists multiple manufacturing activities, including metal products, steel rolling, signage, traffic-safety equipment, metal structures, and composite materials, and reports six to ten quality-control staff. Lead times are stated as within 15 working days in both peak and off-season, but production capacity, equipment, output, and facility scale are not provided.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. This directly supports a broad product-customization capability, although ODM service is specifically unavailable.

Product Q&A

Q:What customization options are available for the guardrails?

We offer full customization including beam style (W/Thrie), length, width, height, thickness, color, and zinc coating thickness. Customization is available from samples, designs, or specific technical requirements.

Q:What certifications does the product hold?

The guardrails are CE certified and comply with ISO9001, ISO45001, ISO14001, SGS, ASTM, EN 1317, AASHTO M180, and other international standards.

Q:What is the warranty period and after-sales service?

We provide a 3-year warranty. Our after-sales service includes technical guidance, installation assistance, and prompt responses to inquiries to ensure long-term product performance.

Q:What are the payment terms and delivery time?

Payment terms include T/T, L/C, D/P, PayPal, and Western Union. The delivery time is typically 10-15 working days, with over 89% of orders delivered ahead of schedule.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 meter, allowing for flexible ordering for various project sizes.