Dalwyn Group offers precision-machined components in a wide spectrum of copper, brass, and copper-tungsten composite grades. With advanced engineering and machining capabilities, we deliver high-performance parts tailored to diverse material demands, conductivity needs, and corrosion resistance.
Copper Grades
- C10100 – Oxygen-Free Electronic (OFE) Copper
- C10200 – Oxygen-Free Copper
- C11000 – Electrolytic Tough Pitch (ETP) Copper
- C14500 – Tellurium Copper
- C14700 – Sulfur Copper
- C17200 – Beryllium Copper
- C17500 / C17510 – Beryllium-Free High Strength Copper
- C18000 – Chromium-Zirconium Copper
- C18200 – Chromium Copper
- C19210 – Phosphor Bronze Copper Alloy
- C19400 – High-Strength Copper-Iron Alloy
Brass Grades
- C23000 – Red Brass
- C24000 – Low Brass
- C26000 – Cartridge Brass
- C27200 – Yellow Brass
- C28000 – Muntz Metal
- C33000 – Leaded Brass
- C35300 – High-Leaded Brass
- C36000 – Free-Cutting Brass
- C37700 – Forging Brass
- C46400 – Naval Brass
- C48500 – Leaded Naval Brass
Copper-Tungsten (CuW) Composites
- CuW50, CuW55, CuW70 – High conductivity + moderate hardness
- CuW75, CuW80, CuW90 – High arc resistance and strength
- CuCrZr / CuNiSiCr – For high thermal fatigue strength applications
