Is after-sales service available?

Yes, after-sales service is available for our modular expansion joint systems.

What is the primary application of this product?

It is primarily designed for bridge structures and freeway construction to accommodate large joint movements.

Expansion Joint for Freeway Construction

Name: Expansion Joint for Freeway Construction
Brand: Haider Construction Engineering Materials Co., Ltd
SKU: 830232295

Jiangsu, ChinaHaider Construction Engineering Materials Co., Ltd

US$10.00-1,000.00

2 Meters

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Available

Connection

Welding

Model NO.

D-320

Type

Modular

Material

S355jr,St52

Surface Treatment

Galvanizing, Painting

Customized

Certification

CE, ISO14001, ISO9001

Warranty

5 Years

Application

Bridge

Movement

320mm

Edge Beam

Z,E,F Type

Transport Package

as Request

Specification

D320

Trademark

Haider

Origin

China

HS Code

7308100000

Production Capacity

1, 000, 000 Meters/Year

Key features

Fatigue Resistant Design: First China company to introduce fatigue-resistant design for modular expansion joints.

Watertight Integrity: Mechanically-locked neoprene seal provides excellent watertight and high pullout resistance.

Customizable Options: Movement up to 320mm and Edge Beam Z, E, F Type are fully customizable.

Premium Material Quality: Constructed with S355jr, St52 steel and high-grade Neoprene rubber seals.

Certified Standards: Complies with CE, ISO14001, ISO9001, JT/T4-2004, and BS5400 standards.

Long-Term Warranty: Comprehensive 5-year warranty coverage for mechanical defects and performance.

Maintenance-Free Performance: Designed for long-term, maintenance-free operation under dynamic vehicle loads.

Fast Lead Time: Off-season lead time within 15 workdays; peak season within one month.

Company profile

Haider Construction Engineering Materials Co., Ltd

Jiangsu, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤9.09h

AI-Powered supplier vetting

SummaryHaider shows documented customization and product development activity, with products reportedly used in highways, railway bridges, and public buildings. It claims ISO9001:2008 and ISO14001:2004 certification, advanced production and testing equipment, 200 staff, and a professional installation and after-sales team. However, the supplier is also identified as a trading company, and key operational evidence is mixed: no in-stock capacity, overseas warehouse, overseas showroom, overseas agents or branches, or overseas-service countries are reported. Quality assurance and traceability statuses are unknown, while the stated quantity and size of quality-control test equipment is zero. Financial-capacity entries provide years rather than assessable financial results, so financial credibility cannot be confirmed. Supplier service procedures and complaint/CAPA records are documented, but the approved-supplier list lacks approval signatures or dates.

CertificationsThe company states that it has passed ISO9001:2008 quality-system certification and ISO14001:2004 environmental-management certification. The slices do not provide certificate validity dates or verification details, but they do explicitly report certification holding.

After-Sales capabilityThe company reports a professional installation team and perfect after-sales service, while service records show clear procedures for corrective/preventive actions and customer complaints. However, supplier-service evidence also shows no overseas agents or branches and no overseas-service countries, limiting demonstrated international coverage.

R&D capabilityThe supplier reports new products during the past year, design and manufacturing capability, and products holding new practical patents in China and high-tech-product recognition in Jiangsu Province. It does not provide an available SDK and does not offer ODM service, but those limitations do not negate the documented product-development evidence.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. These listed services directly demonstrate broad customization coverage.

Client casesThe company states that its products have been widely used in highways, railway bridges, and public buildings. These are explicit application references, although no named customers, project names, or independently verifiable case details are provided.