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Optimized for subsea engineering, marine electrification, and heavy-duty industrial applications across Oslo, Bergen, and Stavanger.
Unlocking unparalleled machinability and electrical conductivity in harsh Nordic environments.
Norway is globally recognized for its pioneering advancements in maritime engineering, offshore oil and gas extraction, and rapidly expanding offshore wind sectors. As these industries push the boundaries of technology, the demand for highly specialized materials that offer both physical resilience and superior processing efficiency has skyrocketed. Among these materials, C18700 Leaded Copper stands out as a critical component in the production of high-precision electrical and mechanical hardware.
C18700, also known as free-machining copper, contains approximately 1% lead, which acts as a microscopic chip breaker during high-speed machining operations. This unique metallurgical composition gives C18700 a machinability rating of 85% relative to free-cutting brass, while retaining a minimum electrical conductivity of 96% IACS. For Norwegian manufacturers in Stavanger and Bergen, this translates to drastically reduced tool wear, faster cycle times, and exceptionally smooth surface finishes for subsea connectors, electrical relays, and complex switchgear.
The application of C18700 Leaded Copper in Norway is highly localized to its core industrial strengths. In the Maritime and Shipbuilding sector, the alloy is widely utilized for electrical contacts, pins, and terminals within onboard power distribution systems. As Norway continues to lead the global transition toward fully electric and hybrid vessels (such as electric ferries operating in the fjords), the efficiency of electrical systems is paramount. C18700 ensures minimal power loss across critical contact interfaces.
In the Offshore Wind and Subsea Energy grids, high-performance connectors must withstand high pressures and corrosive marine environments while carrying massive electrical loads. C18700's high conductivity prevents localized overheating, reducing the risk of system failures that are incredibly costly to repair underwater. Furthermore, the alloy's superb dimensional stability during machining guarantees that seal interfaces on subsea housings maintain strict tolerances, preventing water ingress.
Additionally, Norway’s advanced Aerospace and Defense industries rely on precision-machined copper parts for telemetry systems, guidance control units, and radar installations. The ability to machine C18700 into intricate, thin-walled geometries without compromising its electrical performance makes it the material of choice for engineering firms partnering with defense contractors in Kongsberg and Horten.
Sichuan Kepai New Materials Co., Ltd., established in 2017, is a high-tech enterprise integrating research and development, production, and sales. Currently, the factory covers an area of approximately 9,000 square meters, with an office space of about 1,000 square meters. The company primarily engages in the production of strategic emerging new materials for the national 13th Five-Year Plan, including special copper alloys such as tellurium copper, high-conductivity oxygen-free copper, silver copper, and dispersion copper, while also focusing on the research and development of high-conductivity, easy-to-machine, high-strength copper alloys. The products are mainly applied in high-tech fields such as new energy vehicles, 5G technology, laser cutting, and lithium battery relays.
As a trusted global supplier, Kepai is fully equipped to serve the Norwegian market, ensuring that our C18700 Leaded Copper and other advanced alloy products comply with international quality certifications and strict European environmental regulations where applicable, providing a seamless supply chain from our state-of-the-art facility directly to Norwegian ports.
Aligning with Norway's commitment to green industry and high-quality manufacturing standards.
The company is located in the western area of the Sichuan Guanghan Industrial Development Zone, adjacent to National Highway 108, boasting a superior geographical location and convenient transportation, which lays a solid foundation for the rapid development of the enterprise. Since its establishment, Kepai has adhered to the business philosophy of "innovation-driven development, quality wins the market," committed to providing customers with the highest quality high-end copper alloy materials, and promoting industrial upgrading and sustainable development.
Technical Strength
Technological innovation is the core competitiveness of Sichuan Kepai New Materials Co., Ltd. The company has a research and development and production team composed of senior industry experts who keep pace with international cutting-edge technology trends and continuously explore the unknown boundaries in the field of new copper alloy materials. Through a combination of independent research and development and industry-university-research collaboration, Kepai has made breakthrough progress in several areas, including high-performance tellurium copper, lead copper, and sulfur copper. Many of its technological achievements have reached international advanced levels and have been successfully applied in various industries such as new energy vehicles, precision machining parts, plasma cutting, relays, and energy storage, earning widespread recognition and praise in the market.
Product System
Kepai's product line is rich and diverse, covering a comprehensive range of solutions from basic materials to high-end customization. We focus on providing customers with high-performance, high-quality high-end copper alloy products, including but not limited to pure copper, oxygen-free copper, oxygen-free high-conductivity tellurium copper, nickel tellurium copper, tin bronze, beryllium copper, lead bronze, sulfur copper, and chromium zirconium copper. These products play an important role in reducing production costs and enhancing product performance due to their excellent physical and chemical properties and environmental friendliness, creating significant economic and social benefits for customers.
Market Layout
In the face of global market competition, Sichuan Kepai New Materials adheres to the development strategy of "rooted in Sichuan, radiating nationwide, and moving towards the world." By continuously optimizing market layout and improving the sales network, we have established a stable customer base in multiple provinces and cities across the country and have formed long-term cooperative relationships with several internationally renowned enterprises. At the same time, the company actively expands into overseas markets, participates in international competition and cooperation, and strives to promote Kepai's brand influence on the global stage.
Corporate Culture
We understand that the long-term development of an enterprise is inseparable from an excellent corporate culture. We advocate the corporate spirit of "integrity, innovation, collaboration, and win-win," encouraging employees to explore boldly and innovate courageously, while also emphasizing teamwork and talent cultivation, striving to create a harmonious, open, and inclusive work atmosphere. We believe that only by continuously pursuing excellence and creating value can we win the trust of customers and the respect of society.
Ensuring the highest precision and quality control for C18700 Leaded Copper destined for Norway.
Meeting European quality requirements and ensuring smooth logistics to major Norwegian hubs.
As Norway is a member of the European Economic Area (EEA), all imported materials must comply with strict environmental regulations, including RoHS (Restriction of Hazardous Substances) and REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals). Although C18700 contains lead (typically 0.8% to 1.5% to achieve its high machinability), specific exemptions within RoHS (such as Exemption 6c for copper alloys containing up to 4% lead by weight) allow for its continued use in critical industrial and electrical components. Sichuan Kepai ensures all shipments are accompanied by comprehensive material test reports (MTRs) and compliance documentation to facilitate hassle-free customs clearance in Norway.
Sichuan Kepai New Material Co., Ltd. has established robust logistics channels serving major industrial centers in Norway, including Oslo, Bergen, Stavanger, and Trondheim. Leveraging our proximity to major international shipping routes and ports, we offer flexible shipping options (FOB, CIF, DDP) tailored to the procurement schedules of Norwegian engineering companies. Our packaging standards are designed to protect high-precision copper bars, rods, and wires from ocean humidity and salinity, ensuring that materials arrive in pristine condition, ready for high-speed CNC machining.
C18700 leaded copper provides a unique combination of high electrical conductivity, excellent machinability, and moderate strength. Below are the typical properties of this high-performance alloy:
| Property | Metric Value | US Customary Value |
|---|---|---|
| Copper Content (Cu) | 99.0% Min. | 99.0% Min. |
| Lead Content (Pb) | 0.8% - 1.5% | 0.8% - 1.5% |
| Electrical Conductivity | 96% IACS Min. | 96% IACS Min. |
| Machinability Rating | 85% (Free-cutting Brass = 100%) | 85% |
| Tensile Strength | 220 - 380 MPa | 32 - 55 ksi |
| Thermal Conductivity | 355 W/m·K | 205 Btu/ft²/ft/hr/°F |
Ensuring international standards and high-quality logistics tracking for global exports.
Discover our complete portfolio of high-conductivity, wear-resistant, and free-machining copper solutions.
Looking ahead, Sichuan Kepai New Materials Co., Ltd. will continue to uphold its original intention, with even greater enthusiasm and determination, to engage in research and application in the field of new materials, contributing to the development of the new copper alloy materials industry in China and globally. We look forward to working hand in hand with friends from all walks of life to create a brilliant future together!
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