Explore our foundational engineered copper solutions customized to critical OEM metrics, utilizing state-of-the-art smelting and extraction techniques.
Outstanding wear resistance, high structural strength, and exceptional anti-friction properties optimized for demanding mechanical assemblies.
View Product Specs
Combining maximum electrical conductivity with rapid machining capabilities for smart energy infrastructure and high-voltage grid connections.
View Product Specs
Engineered with proprietary trace additive processes to deliver highly stable thermal transfer alongside superior cutting and formability factors.
View Product Specs
Superlative electrical and heat conduction performance. Refined down to nominal impurities, ideal for high-precision electronics and busbars.
View Product Specs
Perfected grade for plasma torches, high-current pins, and electronic connectors. Unmatched processing yields and cycle times.
View Product Specs
Providing exceptional machinability, minimal wear on tooling, and consistent surface finishes for rapid, highly-scalable CNC operations.
View Product Specs
Specialized coppers customized for complex automotive EV architectures, high-amperage systems, and rapid chargers.
View Product Specs
The peak metallurgical standard for ultimate tensile load tolerances, severe environments, and non-sparking critical components.
View Product SpecsEstablished in May 2017, Sichuan Kepai New Materials Co., Ltd. is a high-tech private enterprise focused on the research, development, production, and sales of high-conductivity, high-strength free-cutting tellurium copper, beryllium copper alloys, and special high-end copper solutions. Nestled within an expansive 29,000-square-meter modern facility, we cater to elite industrial demands spanning electronics, new energy vehicles, aerospace, and ocean engineering.
Our commitment strictly revolves around proprietary technology and localized quality management. With over 30 patent certificates, Kepai remains a force in setting industry standards. By introducing advanced oxygen-free and precipitation-hardening techniques, we achieve alloys displaying unprecedented mechanical performance and electrical balance.
Kepai New Material
"Our engineering priority lies in ensuring critical material uniformity—overcoming extreme environmental stresses through rigorous chemical refining and grain micro-structural alignment."
A comprehensive strategic review of metallurgical evolution, high-growth sector needs, procurement methodologies, and technical progress.
Global procurement networks increasingly demand zero-defect tolerance. High conductivity combined with physical longevity minimizes down-time inside heavy processing machinery and subsea repeaters. Purchasing departments shift away from pure transactional buying to OEM partners offering complete tracing, mill certifications, and custom chemical batches to streamline compliance checkdowns.
Beryllium alloys act as the ideal defense against deep-sea corrosion, high-pressure friction, and spark-prone spaces. In aerospace actuator bushings and marine oil rigs, standard bronze alloys deteriorate rapidly. Precipitation-hardened Beryllium Copper retains high structural geometry and resists hydrogen embrittlement under immense cyclic loads.
Navigating strict regional environmental mandates requires expert factory control. Sichuan Kepai guarantees that products adhere strictly to RoHS and REACH limits. Further, our localized application support teams provide physical simulation, tool-wear feedback, and swift engineering consultations directly to regional hubs across North America, Europe, and Asia.
Beryllium Copper (often referred to as copper beryllium or CuBe) bridges the performance gap where typical non-ferrous metals fail. Copper inherently displays remarkable electrical and thermal flow; however, it lacks the toughness required for heavy physical structures. By introducing optimal ratios of Beryllium (typically 0.4% to 2%), followed by a dedicated age-hardening thermal cycle, a precipitation-hardened matrix is created. This structural phenomenon leads to a phenomenal increase in tensile strength, often exceeding 1400 MPa (200 ksi), comparable to high-strength alloyed steels, while maintaining up to 60% of copper's baseline thermal conduction.
The manufacturing process at Sichuan Kepai’s state-of-the-art facility utilizes vacuum-induction melting and modern drawing benches. By controlling internal grain direction during cold-work cycles, we eliminate the hazard of mechanical anisotropy. This yields alloys that bend and machine identically across all axes—a critical factor for high-yield automatic stamping lines and micro-machining operations.
Analyze key differences in mechanical and electrical characteristics among premium copper and beryllium grades.
| Alloy Grade | Common Standard | Tensile Strength (MPa) | Hardness (HRB / HRC) | Electrical Conductivity (% IACS) | Key OEM Application |
|---|---|---|---|---|---|
| C17200 | ASTM B194 / CuBe2 | 1100 - 1450 | 36 - 42 HRC | 22 - 28 | Heavy duty spring connectors, aerospace bushings, non-sparking safety tools |
| C17300 | ASTM B196 / CuBe2Pb | 1100 - 1380 | 35 - 40 HRC | 22 - 28 | Micro-machined components, multi-axis automated CNC electrical terminals |
| C17500 | ASTM B534 / CuCo2Be | 680 - 960 | 95 - 102 HRB | 45 - 60 | Resistance welding electrodes, power relay springs, thermal heat sinks |
| C17510 | ASTM B441 / CuNi2Be | 680 - 1000 | 95 - 105 HRB | 45 - 60 | Severe switchgears, automotive wire assemblies, high-current contacts |
| C14500 | ASTM B301 / TeCu | 250 - 380 | 40 - 75 HRB | 90 - 98 | Plasma cutting torch nozzles, rapid EV power charging pins, heat sinks |
To operate seamlessly in high-tech supply chains, reliability must be backed by transparent international verification. Sichuan Kepai New Materials Co., Ltd. has successfully passed rigorous audits to earn and maintain several international certifications:
Our global shipping framework covers key industrial lanes in North America, Europe, East Asia, and emerging hubs in South America. Through advanced cargo partnerships, we ensure consistent moisture-resistant custom vacuum packaging to preserve surface conditioning during long ocean transits.
Addressing core engineering questions and procurement considerations regarding specialized non-ferrous alloys.
Complete your supply chain with our specialized, high-conductivity, and precipitation-hardened grades developed for maximum stress resistance.
Ideal for industries requiring high heat dissipation paired with moderate tensile strength, such as projection welding electrodes.
View Product Specs
Refined copper ensuring zero hydrogen embrittlement. Engineered for clean room manufacturing and ultra-high-vacuum systems.
View Product Specs
Exhibiting excellent mechanical elasticity and corrosion resistance, ideal for precision relay springs and diaphragm plates.
View Product Specs
OEM-grade extreme-conductivity coppers designed for custom electrical busbars and distribution panels.
View Product Specs
Custom-formulated to maximize conductivity while maintaining superior load-bearing capacity under thermal pressure.
View Product Specs
Comprehensive custom compositions, special heat treatments, and tailored mechanical properties for demanding applications.
View Product Specs
Specifically lead-enhanced for high-speed automatic Swiss-turn CNC tooling, ensuring excellent chip control.
View Product Specs
Engineered self-lubricating structures for heavy dynamic loads, high radial forces, and mechanical gear shafts.
View Product SpecsLeverage Sichuan Kepai's advanced metallurgical experts. Contact us today to request a custom melt batch, verify dimensional standards, or obtain mill test certifications.
Connect With Our Technical Sales Team