CuZn28 Brass CW504L High-Strength Industrial Brass Alloy
CuZn28 (CW504L) is a high-zinc brass alloy containing approximately 28% zinc, known for its high hardness, excellent wear resistance, and outstanding cold and hot workability. Classified as an industrial brass, CuZn28 offers an optimal balance of strength, machinability, and corrosion resistance, making it a preferred material for precision engineering and high-strength industrial components.
CuZn28 Standards & Designation
EN Standard: EN 12163 / EN 12164 / EN 12165 / EN 12449
Material Number: CW504L
DIN Standard: DIN EN 12163-1998
SHENZHEN CHINALCOMETAL LIMITED CuZn28 (CW504L) is supplied in a wide range of semi-finished and finished forms:
CuZn28 Brass Plates & Sheets
| Parameter | Standard Range |
|---|---|
| Thickness | 0.5 – 80 mm |
| Width | Up to 1000 mm (custom up to 1500 mm) |
| Length | Up to 3000 mm |
| Supply Condition | Soft (R220), Half-hard (R250), Hard (R280) |
| Standards | EN 1652 / EN 12163 |
CuZn28 Brass Bars & Rods
| Type | Size Range |
|---|---|
| Round Bar | Ø 5 – 200 mm |
| Square Bar | 6 × 6 – 80 × 80 mm |
| Hex Bar | AF 6 – 70 mm |
| Flat Bar | Thickness 5 – 50 mm, Width 20 – 150 mm |
| Length | 3000 – 6000 mm |
| Standards | EN 12163 / EN 12164 |
CuZn28 Brass Tubes & Pipes
| Parameter | Standard Range |
|---|---|
| Outside Diameter (OD) | Ø 6 – 150 mm |
| Wall Thickness | 0.8 – 10 mm |
| Length | 3000 – 6000 mm |
| Manufacturing | Seamless / Drawn |
| Standards | EN 12449 / EN 12451 |
CuZn28 Brass Wires
| Parameter | Standard Range |
|---|---|
| Diameter | Ø 0.3 – 10 mm |
| Coil Weight | 25 – 1000 kg |
| Condition | Annealed / Hard drawn |
| Standards | EN 12166 |
CuZn28 Forged Components
| Parameter | Capability |
|---|---|
| Forging Weight | Up to 50 kg (larger on request) |
| Shape | Custom dies |
| Heat Treatment | As forged / Stress relieved |
| Standards | EN 12165 |
Key Material Advantages of CuZn28 Brass (CW504L)
High strength and hardness due to elevated zinc content
Excellent wear resistance for long service life
Good corrosion resistance in atmospheric and mild industrial environments
Outstanding cold and hot formability
Stable mechanical properties suitable for precision machining
Typical Applications of CuZn28 brass
Precision mechanical parts
Industrial components
Fasteners and fittings
Molds and tooling
Wear-resistant parts
High-strength structural components
Instrumentation and mechanical assemblies
Custom Supply Capability
Cut-to-length
Tight tolerances
CNC-machining ready
Mill Test Certificate (EN 10204 3.1)
Chemical & mechanical test reports
