What are brass stamping parts used for?

Brass has outstanding comprehensive properties including excellent electrical conductivity, thermal conductivity, ductility, corrosion resistance, wear resistance and easy stamping formability. Brass stamped components processed by blanking, bending, punching, deep drawing and embossing are widely applied across electronics, electrical appliances, communication, plumbing, automotive, hardware, medical and decorative industries. Their main application fields are sorted as follows:

1. Electronic & Electrical Components (Largest Application Field)

Brass stampings are core conductive structural parts for electronic products. Typical products include conductive terminals, connector shrapnels, busbars, switch contact pieces, socket inserts, circuit shielding sheets and battery spring plates. The high electrical conductivity of brass guarantees stable current transmission, while its good elasticity enables long-term reliable plug-in connection without loose contact.

2. Communication Equipment Parts

Communication base station modules, signal shielding covers, antenna spring pieces, cable terminals and radio frequency (RF conductive gaskets mostly adopt brass stamping. Brass’s shielding performance effectively reduces electromagnetic interference, and its malleability supports ultra-thin, complex small-size customized structures for miniaturized communication devices.

3. Plumbing & Sanitary Hardware

A large number of brass stamped fittings are used in water supply systems: water valve sheets, sealing gaskets, pipe connecting shims, faucet internal elastic parts and flow control shrapnels. Brass resists oxidation and water corrosion, avoiding rust blockage in pipelines and ensuring long-term sealing stability.

4. Automotive Electrical Systems

Automotive wiring harness terminals, relay conductive sheets, lamp internal contacts, sensor elastic brackets and charging copper sheets are common brass stampings. They withstand engine vibration and temperature changes, maintaining steady electrical connection in harsh vehicle operating environments.

5. Precision Hardware & Fastener Accessories

Small brass stamped springs, lock elastic pieces, buckle clips, positioning shims and decorative hardware accessories are extensively used in daily hardware, luggage locks and tool accessories. Brass is easy to plate with nickel, tin or gold to enhance wear resistance and appearance gloss.

6. Medical Instrument Parts

Medical device conductive contacts, instrument elastic clamping sheets and disposable medical assembly gaskets adopt food-grade and anti-corrosion brass stampings. Brass’s antibacterial and rust-proof properties meet medical hygiene standards, and stamping processing achieves high precision tiny structures.

7. Decorative & Craft Components

Embossed brass stamping logos, nameplates, decorative metal frames and jewelry base sheets take advantage of brass’s bright metallic texture. After polishing, gold plating or antique surface treatment, they present high-grade decorative effects for home appliances, gifts and consumer goods.

8. New Energy Equipment

New energy charging piles, energy storage battery conductive connecting sheets and photovoltaic wiring terminals rely on thick brass stampings to bear large current, with low resistance and strong heat dissipation to prevent overheating during long-duration power transmission.

1. GBT National Standard Citation

GB/T 2040-2017, Copper and copper alloy plates and sheets[S]. Beijing: China Standards Press, 2017.

2. APA 7th Edition

Chen, L., & Hu, S. (2023). Material performance and industrial application of brass stamped thin-walled components. Materials Letters, 348, 134621. 

3. MLA 9th Edition

Chen, Lei, and Shan Hu. "Material Performance and Industrial Application of Brass Stamped Thin-Walled Components." Materials Letters, vol. 348, 2023, p. 134621,