What is the service life of the grounding rod?

Copper clad steel rods last over 30 years, pure copper rods over 40 years, and galvanized steel rods 10-15 years. Lifespan depends on material, soil corrosiveness, and environmental factors. Copper clad steel offers high cost-effectiveness.

Coated Electrolytic Copper Magnet Wire, Round Shape, Quality After-Sales Service

Name: Coated Electrolytic Copper Magnet Wire, Round Shape, Quality After-Sales Service
Brand: Qingdao Changdi Electric Power Equipment Co., Ltd.
SKU: 2268238935

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

US$2.35-2.88

100 Meters

Sample price:US$2.80/piece.Request sample

Product profile

Customization

Available

Usage

Protection, Civil Building

Working Voltage

Low Voltage

Model NO.

8*0.254mm*1000m

Application

High-rise Buildings

Earthing Method

Resistance Earthing Method

Material

Copper Coated Steel

Certification

ISO 9001, ISO 45001, and ISO 14001

Size

Small

Brand

Changdi

Surface Treatment

Coated

Hole Shape

Round

After-Sales Service

Yes

Warranty

Yes

Color

Copper

Manufacturing Process

Four Dimensional Continuous Electroplating

Sample

Offer on Demand

Lifespan

up to 50 Years

Average Thickness

Greater Than or Equal to 0.254mm

Connection Points

Soft, Long, and Significantly Reduced Straight

Transport Package

Sea Freight, Air Freight

Specification

8*0.254mm*1000m

Trademark

Origin

Qingdao, China

HS Code

7403290000

Production Capacity

20000PCS/Day

Key features

50-Year Lifespan: Copper layer thickness >= 0.254mm ensures over 50 years of service life with strong corrosion resistance.

High Conductivity: Conductivity equivalent to pure copper due to 99.9% pure copper surface layer and skin effect principle.

Superior Anti-Corrosion: High-temperature fusion welding prevents residue; suitable for acidic, saline, and humid soil environments.

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

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

Soft and Straight Design: Special heat treatment creates soft, long connection points with significantly reduced resistance.

Versatile Application: Ideal for lightning protection, working grounding, and anti-static grounding in various environments.

OEM/ODM Services: Manufacturer offers OEM and ODM services with 2 R&D engineers and 2 production lines.

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: ≤1.80h

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?

Copper clad steel grounding rods feature independent monitoring and digital communication capabilities. They are suitable for general and special environments including humid, saline alkali, and acidic soils. Applications include power plants, substations, high-rise buildings, and petrochemical plants for lightning and anti-static grounding.

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

They provide a safe pathway for electrical energy dissipation, ensuring system safety. They offer a stable grounding reference point and protect against stray voltage. Made of high-strength steel with 99.9% pure copper coating, 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 8 times the conductivity of steel and over 40 years of lifespan with superior corrosion resistance. Copper plated materials balance cost and mechanical strength by using a steel core, making them suitable for most engineering scenarios while approaching pure copper performance.

Q:What material is used for copper-clad steel?

The substrate is low carbon steel Q235 for high mechanical strength. The outer layer is high-purity electrolytic copper (>=99.9%) bonded via electroplating or continuous casting. Copper thickness is generally >=0.254mm, providing low resistivity and over 50 years of service life.

Q:How is heat release welding performed?

Preparation includes exothermic welding powder, graphite mold, and surface polishing. The process involves baking the mold, adding powder, igniting the reaction, and waiting 10 seconds. Post-welding requires anti-corrosion coating and resistance testing to ensure <=4 ohms.