Brass Rods and Bars

Brass rods are premium alloy products manufactured from high-purity copper and alloying elements such as zinc and trace lead, through high-temperature casting, extrusion, and cold drawing. Their cross-sections encompass round, square, hexagonal, and various custom profiles, with diameter specifications typically ranging from 1.5 mm to 150 mm. We provide flexible options including off-the-shelf retail, custom cutting-to-length, and made-to-order production. Compared to general copper alloys, brass rods are specifically engineered to optimize machining efficiency and forming performance. Featuring excellent electrical conductivity, superior corrosion resistance, and an aesthetically pleasing golden luster, they serve as an indispensable core material for automated precision machining.

Core Technologies & Advantages

 

Ultimate Machinability & Dimensional Stability

Through rigorous alloy formulation (such as optimal lead incorporation) and precise temperature control, these materials are endowed with near-100% exceptional machinability. During cutting operations, the resulting swarf is finely broken into chips rather than bird-nesting around the tool. This effectively minimizes tool wear, accelerates processing rates, and guarantees micron-level dimensional stability.

Green & Environmental Compliance

To align with international regulatory trends, we offer low-lead and lead-free eco-friendly free-cutting brass (such as the C6801–C6804 series) that fully complies with RoHS directives. Furthermore, in response to the European Union's CBAM (Carbon Border Adjustment Mechanism) mandates, we assist enterprises in completing carbon footprint disclosures and upgrading to green supply chains.

Advanced Surface Adaptability

Featuring a bright, smooth finish, the brass rod surfaces are highly receptive to electroplating (such as chrome and nickel plating) and chemical passivation treatments, significantly enhancing corrosion resistance in extreme environments. For clients preferring to preserve the natural brass finish, the material also offers easy-maintenance characteristics, readily restoring its brilliant golden luster via polishing, brass polish, or eco-friendly cleaners (such as citric acid or baking soda solutions).

Product Applications

Leveraging their exceptional all-around performance and machining precision, brass rods are widely utilized in industries with stringent accuracy requirements. They are commonly manufactured into precision electronic and electrical components (such as connector pins and PCB standoffs), timepieces and precision instruments (including miniature gears and shafts), as well as plumbing fixtures and sanitary hardware (such as faucet cartridges and quick-connect pipe fittings). Furthermore, in automotive and mechanical engineering, they are heavily deployed for self-lubricating bushings, tire valves, and fuel injection nozzles.

Free-Cutting Brass

These copper-zinc-lead alloys are currently available in eco

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Free-Cutting Brass

These copper-zinc-lead alloys are currently available in eco-friendly grades with low lead and low cadmium content. They possess exceptional machinability, making them highly suitable for high-speed, precision automated machining as well as welding. While they offer good rigidity and formability, their ductility is relatively low, making them susceptible to cracking under extreme stress.

▪ Applications:
Widely utilized in timepiece components, hardware screws, valve and pipeline fittings, and rigid contacts in electronic connectors. Representative grades include C3604 (extruded rods), C3601, C3602, and C3603.

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Forging & General Brass

These basic copper-zinc alloys allow for the optimization of

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Forging & General Brass

These basic copper-zinc alloys allow for the optimization of strength and ductility based on their zinc content, offering a distinct cost advantage. General brass possesses high ductility alongside excellent hot and cold workability, while forging brass (such as C3771) exhibits exceptional hot-forming strength and metal flow characteristics. Their overall corrosion resistance is relatively moderate.

▪ Applications:
Spanning industrial pipelines, architectural hardware, electronic terminals, and various automotive forged components.

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Eco-Friendly Free-Cutting Brass

Fully compliant with stringent environmental standards, thes

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Eco-Friendly Free-Cutting Brass

Fully compliant with stringent environmental standards, these low-lead, low-cadmium, low-chromium, and low-mercury alloys (such as the C6801–C6804 series) drastically reduce hazardous heavy metal content while maintaining excellent machinability.

▪ Applications:
Specifically engineered for potable water equipment, medical devices, optical instruments, computer electronics, and various precision hardware exported to the European Union.

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Steel data

Standard Code Spec No. Material No. Mark
CNS 4008 C2600BE
JIS H3250 C2600BE
ASTM B36 C2600
JIS H3250 C2700BE
JIS H3250 C2700BD
CNS 4008 C2800BE
CNS 4008 C2800BD
(P)% (Pb)% (Cu)% (Fe)% (Sb)% (Bi)% Other items Remarks
≦ 0.07 68.5~71.5 ≦ 0.05 其餘Zn(%)
≦ 0.05 68.5~71.5 ≦ 0.05 其餘Zn(%)
≦ 0.07 68.5~71.5 ≦ 0.05 其餘Zn(%)
≦ 0.01 ≦ 0.05 63~67 ≦ 0.05 ≦ 0.005 ≦ 0.002 ≦ 0.3 其餘Zn(%)
≦ 0.01 ≦ 0.05 63~67 ≦ 0.05 ≦ 0.005 ≦ 0.002 ≦ 0.3 其餘Zn(%)
≦ 0.1 59~63 ≦ 0.07 其餘Zn(%)
≦ 0.1 59~63 ≦ 0.07 其餘Zn(%)