Premium engineering solutions optimized for heavy industrial, electrical grid, and mining operations in Afghanistan.
Ultra-high tensile strength and electrical conductivity. Engineered for electrical contacts and switches in rugged environments.
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Precipitation-hardened material with outstanding fatigue resistance. Best for explosive hazard areas requiring non-sparking safety tools.
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A free-machining beryllium copper alloy with lead addition. Drastically lowers machining times for precision industrial connectors.
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Offers high thermal conductivity combined with moderate strength. Ideal for resistance welding electrodes and high-current electrical relays.
View DetailsAfghanistan's industrial landscape is undergoing a critical phase of structural restoration and revitalization. With rich, untapped mineral deposits (including copper, lithium, iron, and rare-earth elements) and a growing focus on regional electrical networks (like the CASA-1000 transmission lines), the country's demand for high-performance metallurgy is rising sharply.
Industrial reconstruction in major hubs like Kabul, Herat, Mazar-i-Sharif, and Kandahar requires materials that can withstand extreme climates, high mechanical stress, and corrosive operational settings. Traditional copper alloys often fail under these rigorous demands, resulting in electrical grid dropouts or early tool failures.
Beryllium Copper (CuBe) represents the pinnacle of copper alloys. Combining the structural strength of high-alloy steels with the excellent electrical and thermal conductivity of pure copper, it acts as a foundational material for electrical grids, mining machinery, telecommunication systems, and heavy industrial gearboxes in the region.
Established in May 2017, Sichuan Kepai New Materials Co., Ltd. is a high-tech manufacturing firm specializing in the R&D, precision casting, and distribution of high-conductivity, high-strength special copper alloys.
Spanning a modern 29,000 square meter facility, Kepai implements Industry 4.0 automated processing systems. This ensures strict control over chemical compositions, precipitation hardening phases, and dimensional tolerances, delivering optimal mechanical properties in every batch.
For industrial buyers in Afghanistan, our advanced manufacturing capabilities translate into consistent supply chains, stable lead times, and superior material characteristics that meet strict international testing standards.
Use the table below to choose the right alloy for your mechanical, thermal, and electrical requirements.
| Alloy Grade | UNS Designation | Tensile Strength (MPa) | Electrical Conductivity (% IACS) | Primary Industrial Use Case |
|---|---|---|---|---|
| High-Strength Beryllium Copper | C17200 | 1100 - 1380 | 15 - 25 | Heavy duty spring connectors, aerospace bushes, spark-free mining tools |
| Free-Machining Beryllium Copper | C17300 | 1000 - 1300 | 15 - 25 | Precision turned parts, coaxial connectors, complex electrical contacts |
| High-Conductivity Beryllium Copper | C17510 | 680 - 960 | 45 - 60 | Resistance welding electrodes, power relay parts, high-current pins |
| Silicon Bronze (High Strength) | C19160 | 550 - 720 | 50 - 55 | Submarine connectors, marine hardware, corrosion-resistant shafts |
| Phosphor Bronze | C51100 / C54400 | 350 - 620 | 15 - 20 | Heavy-load sleeve bearings, wear plates, low-frequency springs |
Our beryllium copper alloys gain their high strength through a process called precipitation hardening (age hardening). During this process, sub-microscopic beryllium-rich particles precipitate out of the solid solution phase, blocking dislocation movements inside the copper lattice.
This allows our materials to achieve high hardness (up to 42 HRC) while retaining good thermal and electrical conductivity. This balance is critical for components that must transfer electrical signals or heat while remaining structurally sound under heavy loads.
Engineered copper solutions optimized for regional infrastructure and mineral extraction.
Non-sparking, high-impact beryllium copper alloys are essential for safety tools in hazardous mining environments across Afghanistan.
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Used in substation connectors, transmission relays, and heavy-duty contact plates to minimize electrical resistance and power loss.
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Providing essential components for generators, precision sensors, and high-frequency communication systems in demanding environments.
Explore Aerospace AlloysBy using precision cold drawing and custom heat treatments, we supply beryllium copper components near net-shape, reducing raw material waste and subsequent machining costs.
Our oxygen-free vacuum induction melting systems limit oxides in the copper matrix. This results in high electrical conductivity and prevents hydrogen embrittlement during welding.
Kepai operates in compliance with international quality standards. We hold ISO 9001:2015, ISO 14001:2015, and OHSAS 45001:2018 certifications, ensuring reliable product performance.
We offer a wide selection of copper alloys, from high-strength spring materials to free-cutting alloys, to meet diverse industrial needs.
Our flagship high-strength alloy, offering a tensile strength of over 1380 MPa (200 ksi) after heat treatment.
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Optimized for high-speed automatic lathes, C17300 provides excellent machinability with the physical properties of C17200.
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High-reliability alloy bars, plates, and wire rods customized to specific mechanical and dimensional requirements.
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Offers high electrical conductivity (>93% IACS) and free-machining performance, ideal for high-speed machining operations.
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A standard free-cutting brass alloy, widely used for manufacturing threaded parts, valves, and fittings.
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High-precision C17300 wire and rod products, engineered for electronics and complex mechanical connectors.
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A phosphor bronze alloy with lead, offering a low coefficient of friction, high wear resistance, and good elasticity.
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Offers high elasticity and fatigue resistance, along with good electrical conductivity for contact spring designs.
View DetailsKepai has built a global distribution network, supplying high-performance copper alloys to industrial markets in Europe, the Americas, East Asia, and the Middle East. We are now expanding our supply chain support to industrial buyers in Afghanistan.
We work with international logistics partners to offer flexible shipping options, structured commercial terms, and detailed customs clearance support, ensuring reliable delivery to major logistics hubs and industrial zones in Afghanistan.
Every shipment is accompanied by detailed metallurgical test reports, material traceability records, and quality certifications to ensure the material meets required design and performance specifications.
Clear answers on chemical compositions, mechanical properties, ordering logistics, and shipping options for Afghanistan.
Beryllium copper achieves a high tensile strength (up to 1380 MPa) through precipitation hardening, comparable to high-strength steels, while maintaining 15% to 60% IACS electrical conductivity. This combination of mechanical strength and conductivity makes it ideal for heavy-duty spring contacts, wear-resistant bushes, and non-sparking safety tools.
C17200 is the standard high-strength alloy containing roughly 2% beryllium. C17300 is a variant that contains a small amount of lead (minimum 0.2%), which improves machinability for automatic lathe processing. C17510 is a high-conductivity alloy containing lower levels of beryllium (around 0.2-0.6%) and added nickel (1.4-2.2%), which raises its electrical conductivity up to 60% IACS while lowering its ultimate tensile strength.
Yes. We supply beryllium copper in various formats, including round bars, wire rods, flat plates, strips, and custom profiles. Our engineering team works with clients to meet custom requirements for dimensional tolerances and mechanical properties.
Every shipment is certified to meet international standards. We supply Mill Test Certificates (MTC) showing the exact chemical composition (by weight %) and mechanical testing results (tensile strength, elongation, hardness). All our manufacturing processes are certified under ISO 9001:2015, ISO 14001:2015, and OHSAS 45001:2018.
Standard dimensions (such as standard diameter rods and sheets) are usually shipped from our stock within 7-10 working days. Custom profiles or specific heat treatments generally require a production lead time of 30-45 days, depending on order size and specification complexity.
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