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Tinned Electrolytic Copper Wire with Coated Surface and Round Holes
US$2.35-2.88
100 Meters
Sample price:US$2.80/piece.Request sample

Product profile

Customization

Available

Usage

Protection, Civil Building

Application

Construction Wire Mesh, Lightning Protection Belts

Model NO.

8*0.254mm*1000m

Material

Copper Coated Steel

Certification

ISO 9001, ISO 45001, and ISO 14001

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

no

Origin

Qingdao, China

HS Code

7403290000

Production Capacity

20000PCS/Day

Key features

Superior Conductivity: Conductivity equivalent to pure copper, facilitating ultra-high current transmission.
Long Service Life: Lifespan up to 50 years due to excellent anti-corrosion properties.
Thick Copper Layer: Average thickness greater than or equal to 0.254mm for strong corrosion resistance.
Soft and Flexible: Special heat treatment reduces connection points resistance and straightening.
ISO Certified Quality: Passed ISO 9001, ISO 45001, and ISO 14001 system certifications.
Versatile Application: Suitable for lightning protection, grounding, and anti-static in various soil conditions.
Customization Available: Offers full customization, minor customization, and flexible customization options.
High Mechanical Strength: Steel core provides high tensile strength and bending resistance.

Company profile

Qingdao Changdi Electric Power Equipment Co., Ltd.
Importers and ExportersHigh Repeat Buyers ChoiceExperienced TeamSelf-branded
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: ≤0.64h

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?
A:
The copper clad steel grounding rod features independent monitoring, testing, and communication capabilities. It accommodates different transmission media and protocols for real-time data transmission. It is suitable for general and special environments like humid, saline, acidic soils, and chemical corrosive media. Widely used in power plants, substations, airports, railways, high-rise buildings, and petrochemical plants for lightning protection and anti-static grounding.
Q:What is the service life of the grounding rod?
A:
The service life depends on the material. Copper clad steel grounding rods generally last more than 30 years. Pure copper grounding rods can last over 40 years. Galvanized steel grounding rods have a shorter lifespan of 10-15 years. Specific lifespan is affected by soil corrosiveness, temperature, and humidity.
Q:What are the benefits of pure copper grounding materials compared to copper plated materials?
A:
Pure copper offers better conductivity (about 8 times that of steel), stronger corrosion resistance (over 10 times that of steel), and high electrical stability. However, it is costly and has lower mechanical strength. Copper plated materials balance performance and cost by using a steel core for strength and a copper layer for conductivity, suitable for most engineering scenarios.
Q:How to choose the appropriate size for copper plated grounding rods?
A:
The length typically varies between 4 and 10 feet, with a diameter of approximately 1/2 to 1 inch. The copper plating thickness is usually about 0.254 millimeters or 10 mils. The grounding resistance should be less than or equal to 25 ohms. Detailed size guides are available to assist in selecting the right size for specific projects.
Q:What is the installation process for copper plated grounding rods?
A:
First, determine the position away from underground facilities. Prepare the rod, ensuring size and thickness are correct. Insert the rod underground, leaving about 6 inches protruding. Use a grounding rod driver if needed. Connect the grounding wire to the electrical system securely. Finally, test the grounding system to ensure security and compliance.

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