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Heavy-Duty Hot Dipped Galvanized Roller Guardrail for Road Safety
US$121.00
2-499 Meters
US$102.00
500-999 Meters
US$83.00
1,000+ Meters
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableAfter-sales Service
MaintenanceWarranty
MaintenanceModel NO.
WHDC-RB350-240Certification
ASTM, ISO9001, RoHS, CESurface Treatment
GalvanizedPosition
Road SideMaterial
EVA/PUModel No
Roller GuardrailColor
Yellow, OrangeCross Beam
Galvanized S235 SteelPost
Galvanized S235 Steel Round PostUtilities
Carve Road, Bend RoadTransport Package
Standard Export Bundle or as Per Your RequestSpecification
CustomizedTrademark
GUANZHOUDAHAIOrigin
ChinaHS Code
7308900000Production Capacity
150, 000 Mt/YearKey features
High Elasticity Material: Made of EVA and polyurethane composite for effective impact absorption.
Diverse Color Options: Available in Yellow, Orange, Red, and Blue to meet visibility needs.
Customizable Designs: Single or double barrel designs with sizes from D350xh500mm to D350xh245mm.
Comprehensive Certifications: Certified by ASTM, ISO9001, RoHS, and CE for safety and quality.
Durable Surface Treatment: Galvanized and power coated for enhanced corrosion resistance.
OEM & ODM Services: Free design sketches available with full customization support.
Fast Sample Delivery: Free stock samples shipped within 3-7 days after payment
Flexible Payment Terms: T/T with 50% deposit; negotiable terms for long-term partners.
Company profile
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: ≤0.62h 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:Who are we?
A:
We are Shandong Guanxian Dahai Composite Materials Co., Ltd.
Q:Are you a trading company or a manufacturer?
A:
We are a manufacturer.
Q:What materials and surface treatments do you use for the guardrails?
A:
We use high-quality Q235B and Q345B structural steel to ensure excellent strength and durability.
For surface protection, we offer advanced treatments including Hot-Dip Galvanizingas well as PVC or powder coating in a variety of colors.
These protective systems provide outstanding corrosion resistance, allowing our guardrails to maintain long-term performance with a service life of 20+ years, even in harsh outdoor environments.
Q:Do your highway guardrails meet international safety standards?
A:
Yes, our guardrails are produced in full accordance with internationally recognized standards, including AASHTO M180 (USA), EN 1317 (Europe), and JT/T 281-2007 (China).
To ensure complete transparency and reliability, we can provide relevant test reports, mill certificates, and quality documentation upon request, giving you full confidence in the performance and compliance of our products.
Q:How do I choose the right thickness for my road project?
A:
The appropriate beam thickness depends on the road conditions and safety requirements. Common options include 2.67 mm, 3.0 mm, and 4.0 mm.
2.67 mm / 3.0 mm: Suitable for rural roads and low-speed highway sections
4.0 mm: Recommended for high-risk areas such as bridges, sharp curves, and high-speed expressways
Our team can evaluate your project details and recommend the most suitable specification to ensure both safety and cost efficiency.
Send Inquiry
*To:
Shandong Guanxian Dahai Composite Material Co., Ltd.
Shandong Guanxian Dahai Composite Material Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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