How do you ensure product quality?

We implement a rigorous 100% inspection system for finished products, including visual and function inspections. We also support third-party inspections and maintain full traceability of raw materials.

Can you provide OEM or ODM services?

Yes, we offer complete OEM/ODM system support. We customize products strictly according to customer requirements and standards, providing tailored solutions based on extensive international trade experience.

Galvanized Guardrail Pillar, Barrier Stand, Highway Guardrail Sigma Shape Posts

Name: Galvanized Guardrail Pillar, Barrier Stand, Highway Guardrail Sigma Shape Posts
Brand: Shandong Guanxian Dahai Composite Material Co., Ltd.
SKU: 2294106865

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

US$9.00-16.00

100 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Maintenance

Warranty

3 Years

Model NO.

Guardrail Sigma Post

Certification

ASTM, ISO9001, CE

Surface Treatment

Galvanized

Position

Road Side

Material

Steel

Guardrail Standard

Aashto M180, En1317, Ral RG620, as Nzs 3845-1999

Guardrail Beam Style

H, C, U, Round, Square, Sigma

Zinc Coating Thickness

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

Length

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

Width

306/310/312/380mm

Height

80/82/83/85mm

Thickness

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

Surface-Treatment

Hot Dipped Galvanized or Plastic Sprayed Coating

Color

Zinc Layer 550G/M2, 1100G/M2, 600G/M2 Beams

Tensile Strength

Minimum 495MPa

Guardrail Material Steel Grade

A572/Q345b/Ha350/Q235B/A36/S355jr/S275jra572/Q355

R&D Capacity

Own Brand

Business Type

Soure Manufacturer / Factory, OEM

Transport Package

25 PCS Per Bundle

Specification

4320*310*85mm or as customer request

Trademark

Guanzhoudahai

Origin

China

HS Code

7308900000

Production Capacity

200000prices/Year

Key features

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

Multiple Surface Treatments: Options include hot-dip galvanized, plastic sprayed coating, and various colors like green, yellow, blue, and gray.

High Corrosion Resistance: Zinc coating thickness ranges from 100 to 1200 g/m2, ensuring long-lasting durability and protection.

International Standard Compliance: Products meet ASTM, ISO9001, CE, EN 1317, AASHTO M180, and other global safety standards.

Direct Factory Supply: Source directly from the manufacturer to ensure lower costs, dependable supply, and efficient logistics.

100% Quality Inspection: Every batch undergoes strict end-to-end quality control with a 100% pass rate before shipment.

3-Year Warranty Coverage: Comprehensive warranty covers mechanical defects, backed by professional after-sales technical support.

Flexible Customization: Supports OEM/ODM services, including customization from samples, designs, and full customization options.

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: ≤0.10h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is a company involved in manufacturing and sales of high-performance fibers, composite materials, and metal products. It holds ISO9001:2015 and CE certifications, indicating compliance with quality and product standards. The company has a structured approach to service capability, but lacks overseas service and showroom capabilities. Financially, it is stable over the past three years. Despite not collaborating with Fortune 500 companies, it demonstrates innovation with over 20 patents and has received several honorary titles.

Supplier typeThe supplier is involved in the manufacturing and sales of high-performance fibers, composite materials, and metal products.

CertificationsThe supplier holds ISO9001:2015 and CE certifications, indicating adherence to quality management and product standards.

After-Sales capabilityThe supplier has written procedures for service capability, handles customer complaints effectively, and has an updated list of approved suppliers.

Financial creditThe supplier has stable financial capacity and cash flow over the past three years, implying financial credibility.

R&D capabilityThe supplier demonstrates innovation capability with over 20 patents and has won several awards and titles.

Production capacityThe supplier has various production facilities like galvanizing lines and sawing machines, indicating strong production capabilities.

Customization capabilityThe supplier lacks overseas warehousing and showroom capabilities, limiting its customization and international service offering.

Client casesThe supplier has not collaborated with Fortune 500 companies, indicating limited high-profile customer engagement.

Product Q&A

Q:What customization options are available for the guardrail posts?

We offer flexible customization including dimensions (length, width, height, thickness), surface treatments (hot-dip galvanized, plastic sprayed), and colors. Full customization from samples or designs is supported.

Q:What certifications do your products hold?

Our products are certified with ASTM, ISO9001, and CE. They also comply with international standards such as EN 1317, AASHTO M180, RAL RG620, and AS NZS 3845-1999.

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 minimum order quantity?

The minimum order quantity is 1. Payment terms include LC, T/T, D/P, PayPal, Western Union, and small-amount payments. Incoterms include FOB, CIF, CFR, and EXW.

Q:What is the average lead time for production?

The average lead time is within 15 workdays for both peak and off-peak seasons. Over 89% of orders last year were delivered ahead of schedule.