25X4mm Copper Clad Steel Flat Bar - Perfect for DIY Projects

Name: 25X4mm Copper Clad Steel Flat Bar - Perfect for DIY Projects
Brand: Qingdao Changdi Electric Power Equipment Co., Ltd.
SKU: 2270946075

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, over 50 years with thick copper layer.

Superior Conductivity: 99.9% pure copper surface ensures low resistance and excellent electrical performance.

High Corrosion Resistance: Thick copper layer provides strong protection against rust and chemical corrosion.

Flexible Installation: No cracking after 180-degree bending; suitable for various soil conditions.

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

Strong Mechanical Strength: Steel core provides high tensile strength and bending resistance.

Deep Grounding Capability: Special connection method allows penetration up to 35 meters underground.

Certified Quality: Passed ISO9001, ISO45001, and ISO14001 system certifications.

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: ≤0.96h

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 and digital communication capabilities. Suitable for humid, saline, acidic soils, and chemical corrosive environments. Used in power plants, substations, airports, railways, and communication base stations.

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 damage. They are durable, corrosion-resistant, and cost-effective.

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

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.

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 environment.