Qingdao Changdi Metal Surface Treatment Co., Ltd.
| Hardness | HB180-240 |
| Raw Material | Cold draw high quality mild steel |
| Color | Copper color |
| Supply Ability | 10000PCS/7DAYS |
| Diameter | 0.1mm - 3.0mm |
| Copper Layer Hardness | HV30-80 |
| Copper Bonding Strength | ≥20MPa |
| Copper Layer Elongation | ≥15% |
| Payment Terms | T/T |
| Bonding Technology | High-temperature fusion welding |
| Copper Layer Thickness | 250microns |
| Thread Size | 5/8 inch |
| Delivery Time | 8-12days |
| Advantages | High Conductivity, Durability |
| Adhesion | 1496N/50mm |
| Copperpurity | 99.9% |
| Surface Treatment | Annealed |
| Packaging Details | pallet OR wooden case packaging |
| Standard | ASTM B452, ASTM B498 |
| Place of Origin | Qingdao |
| Model Number | 8*0.254*2000mm |
| Brand Name | Changdi |
| Certification | CE/ISO |
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Product Specification
| Hardness | HB180-240 | Raw Material | Cold draw high quality mild steel |
| Color | Copper color | Supply Ability | 10000PCS/7DAYS |
| Diameter | 0.1mm - 3.0mm | Copper Layer Hardness | HV30-80 |
| Copper Bonding Strength | ≥20MPa | Copper Layer Elongation | ≥15% |
| Payment Terms | T/T | Bonding Technology | High-temperature fusion welding |
| Copper Layer Thickness | 250microns | Thread Size | 5/8 inch |
| Delivery Time | 8-12days | Advantages | High Conductivity, Durability |
| Adhesion | 1496N/50mm | Copperpurity | 99.9% |
| Surface Treatment | Annealed | Packaging Details | pallet OR wooden case packaging |
| Standard | ASTM B452, ASTM B498 | Place of Origin | Qingdao |
| Model Number | 8*0.254*2000mm | Brand Name | Changdi |
| Certification | CE/ISO | ||
| High Light | copper bonded earth rod ，renewable energy earth rod ，copper clad steel rod | ||
Changdi Power Equipment Co., Ltd. is a professional manufacturer specializing in lightning protection and grounding materials for over 10 years. Our main products include Copper Bonded Ground Rods, Copper Clad Steel Flat Bars, Copper Clad Steel Conductors, Exothermic Welding Products, Grounding Accessories, and Earthing Enhancement Materials. The company operates advanced production lines and strict quality control systems, with products manufactured in accordance with international standards and supported by ISO-certified management practices.
Our Copper Bonded Ground Rods are manufactured using a molecular bonding process that permanently bonds high-purity copper to a low-carbon steel core, ensuring excellent conductivity, mechanical strength, and long service life. The copper layer thickness can be customized according to project requirements, providing superior corrosion resistance even in aggressive soil conditions.
With strong adhesion, low grounding resistance, and outstanding durability, our grounding rods are widely used in power substations, telecommunications, solar energy projects, railway systems, and lightning protection applications worldwide.
Company Details
Year Established:
2019
Total Annual:
10000000-16000000
Employee Number:
70~120
Ecer Certification：
Verified Supplier
We are a high-tech enterprise specializing in manufacturing copper bonded steel earthing materials located in Qingdao, China. Since 2018. Participate France Exhibition We are a high-tech enterprise specializing in manufacturing copper bonded steel earthing materials located in Qingdao, China. Since 2018. Participate France Exhibition
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