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25X4mm Copper Clad Steel Flat Bar - Ideal for Construction Needs

Name: 25X4mm Copper Clad Steel Flat Bar - Ideal for Construction Needs
Brand: Qingdao Changdi Electric Power Equipment Co., Ltd.
SKU: 2280423725

Shandong, ChinaQingdao Changdi Electric Power Equipment Co., Ltd.

US$8.50-12.00

100 Pieces

Sample price:US$3.37/piece.Request sample

Product profile

Customization

Available

Usage

Earthing System, Lightning Protection Earthing, Protection Earthin, Oil Storage, Power Plants,Substations, Airports

Application

Communication Base Stations,Railways,etc.

Material

Copper Coated Steel

Certification

ISO9001

Size

Copper Layer Thickness ≥ 0.3mm

Color

Copper

Manufacturing Process

Four Dimensional Continuous Electroplating

Sample

Offer on Demand

Copper Layer Thickness

≥ 0.3mm

Service Life

Over 30 Years

Transport Package

Sea Freight, Air Freight

Specification

14.2

Trademark

Origin

Qingdao, China

Key features

Long Service Life: Over 30 years for copper-clad steel and over 50 years for thick copper layer variants.

Superior Conductivity: Surface composed of 99.99% electrolytic copper ensuring low resistance and excellent performance.

Flexible Installation: No cracking after 180-degree bending; suitable for depths up to 35 meters underground.

Cost-Effective Solution: Significantly lower construction cost compared to traditional pure copper grounding rods.

ISO Certified Quality: Passed ISO 9001, ISO 45001, and ISO 14001 system certifications for quality control.

Customization Available: Offers full customization, minor customization, and flexible options based on samples or designs.

Versatile Application: Ideal for power plants, substations, railways, airports, and petrochemical industries.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced TeamSelf-branded

Qingdao Changdi Electric Power Equipment Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 2 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.13h

AI-Powered supplier vetting

SummaryQingdao Changdi is a limited company with 22 employees and offers Ground Rod products alongside metal, alloy, mold, mechanical/electrical, and distribution equipment-related activities. It reports manufacturing-related facilities, valid contracts with associated subcontractors, inventory capability, documented service procedures, complaint-handling processes, and OEM service for well-known brands. Its customization capability is broad, covering samples, designs, full customization, minor customization, and flexible customization. However, it has no overseas warehouse or showroom, no available SDK, and only two years of export experience. Certification holdings and customer cases are not evidenced. Reported financial figures are excluded from this assessment for privacy.

Supplier typeThe supplier is identified as a limited company and is not part of a larger company group. Its stated scope includes Ground Rod products and sales or manufacturing activities involving molds, mechanical and electrical equipment, distribution switch control equipment, metals, alloys, and related products.

After-Sales capabilityThe company describes excellent after-sales service as a business guarantee, while its service assessment, corrective and preventive action, and customer complaint processes are described as having written procedures and followed records. This supports a documented service-management capability, although specific service response performance is not provided.

R&D capabilityQingdao Changdi states that research and development is a core focus and that it combines product technology innovation with practicality. It also reports OEM service capability, but no SDK is available, so the evidence supports product R&D claims rather than software-development or SDK capability.

Production capacityThe supplier reports a production line including chamfering, cutting, marking, diameter-changing, threading, and plating equipment, as well as manufacturing activities for molds and distribution switch control equipment. It also reports valid manufacturing contracts with associated subcontractors and inventory capability; however, its employee count is 22 and no production-volume data is provided.

Customization capabilityThe supplier explicitly reports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This directly indicates broad stated design and customization coverage.

Product Q&A

Q:What are the characteristics and applications of copper-clad steel grounding rods?

They feature independent monitoring, digital communication, and database management. Suitable for humid, saline, acidic soils, and chemical environments. Used in power plants, substations, communication stations, airports, and railways.

Q:Why are copper plated grounding rods used for lightning protection?

They provide a safe pathway for electrical energy dissipation, ensure a stable grounding reference point, and prevent stray voltage. Made of high-strength steel coated with 99.9% pure copper for durability and conductivity.

Q:What are the benefits of pure copper grounding materials compared to copper plated ones?

Pure copper offers 8x better conductivity and 10x corrosion resistance with a 40+ year lifespan. Copper plated materials balance cost and mechanical strength using a steel core, suitable for most engineering scenarios.

Q:How is heat release welding performed?

Prepare materials (powder, mold, igniter), polish surfaces, bake and clamp the mold, add powder, ignite, wait 10 seconds, inspect quality, and clean. Wear safety gear and apply anti-corrosion coating.

Q:What is the service life of the grounding rod?

Copper-clad steel lasts over 30 years. Pure copper lasts over 40 years. Galvanized steel lasts 10-15 years. Lifespan depends on soil corrosiveness and environmental conditions.