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Customized High Performance High-Temperature Welding Copper-Coated Grounding Bar with ISO
US$8.50-12.00
100 Pieces
Sample price:US$3.37/piece.Request sample

Product profile

Customization

Available

Usage

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

Application

Communication Base Stations,Railways,etc.

Model NO.

40*4mm

Material

Copper Coated Steel

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

no

Origin

Qingdao, China

Key features

Long Service Life: Over 30 years for copper-clad steel and over 50 years with thick copper layer.
Superior Conductivity: 99.99% electrolytic copper surface ensures low resistance and excellent performance.
High Corrosion Resistance: Thick copper layer provides strong protection against acidic, saline, and humid soils.
Customization Available: Full customization, minor customization, and flexible customization options offered.
Unique Manufacturing Process: Four-dimensional continuous electroplating ensures no disconnection or warping after bending.
Deep Grounding Capability: Special connection method allows penetration up to 35 meters underground.
Cost-Effective Solution: Significantly lower construction cost compared to traditional pure copper grounding methods.
ISO Certified Quality: Passed ISO 9001, ISO 45001, and ISO 14001 system certifications.

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: ≤0.69h

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:
Copper-clad steel grounding rods feature independent monitoring, testing, and communication capabilities. They are suitable for various soil conditions including humid, saline, and acidic environments. Applications include power plants, substations, communication base stations, airports, railways, and petrochemical plants.
Q:Why are copper-plated grounding rods used for lightning protection?
A:
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 coated with 99.9% pure copper, they ensure excellent conductivity and long service life.
Q:What is the difference between pure copper and copper-plated grounding materials?
A:
Pure copper offers 8 times better conductivity and superior corrosion resistance but is costly with lower mechanical strength. Copper-plated materials balance cost and performance by using a steel core for strength and a copper layer for conductivity, suitable for most engineering scenarios.
Q:What is the service life of grounding rods?
A:
Copper-clad steel rods last over 30 years, while pure copper rods last over 40 years. Galvanized steel rods have a shorter lifespan of 10-15 years. Lifespan depends on soil corrosiveness and environmental factors.
Q:What are the installation steps for copper-plated grounding rods?
A:
Determine the position away from underground facilities. Insert the rod leaving 6 inches protruding. Connect the grounding wire to the electrical system and ensure a secure connection. Finally, test the grounding system to ensure compliance with standards.

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