Manufactured using premium-grade brass and advanced rolling technology, our Brass Coils offer excellent dimensional precision, heat resistance, corrosion resistance, flexibility, and a seamless surface finish. Available in a wide range of compositions, tempers, thicknesses, and widths, they are suitable for electrical, automotive, engineering, construction, switchgear, textile, and machinery applications.
| Parameter | Minimum Spec | Maximum Spec |
|---|---|---|
|
Thickness
|
0.05 mm | 4.00 mm |
|
Width
|
6.00 mm | 406.00 mm |
|
Inner Dia (ID)
|
100 mm | 500 mm |
We offer Brass Coils in a wide range of copper-zinc compositions and tempers for diverse electrical, engineering, automotive, fabrication, and industrial applications.
| Grade Name | Composition | Cu / Zn % | Key Properties & Applications |
|---|---|---|---|
| CuZn40 | 60/40 | Cu 58.5–61.5% / Zn 38.5–41.5% | Muntz Metal brass grade identified in the catalogue for applications including locks, key blanks, architectural uses, nuts and bolts, condenser plates, heat exchangers and condenser tubes. |
| CuZn37 | 63/37 | Cu 61.5–64.5% / Zn 35.5–38.5% | Yellow Brass grade used for flashlight shells, lamp fixtures, locks, fasteners, hinges, plumbing accessories, pins, rivets and switchgear components. |
| CuZn36 | 64/36 | Cu 62.5–65.5% / Zn 34.5–37.5% | Yellow Brass grade listed in the catalogue technical data for brass coil, sheet and circle products. |
| CuZn35 | 65/35 | Cu 63.5–66.5% / Zn 33.5–36.5% | Yellow Brass grade referenced for connectors, terminals and related electrical component applications. |
| CuZn33 | 67/33 | Cu 65.5–68.5% / Zn 31.5–34.5% | Cartridge Brass grade listed in the catalogue for connectors, terminals, sockets, fasteners, fire extinguishers and heat-exchanger applications. |
| CuZn30 | 70/30 | Cu 68.5–71.5% / Zn 28.5–31.5% | Red Brass grade listed for coins, medals, bullet jackets, fuse caps, primers and jewellery applications. |
| CuZn20 | 80/20 | Cu 78.5–81.5% / Zn 18.5–21.5% | Brass composition explicitly included in the catalogue product range for Brass Coils, Sheets & Circles. |
| CuZn15 | 85/15 | Cu 83.5–87.5% / Zn 12.5–16.5% | Commercial Bronze grade used for jewellery and metal goods, electrical industry components, cladding panels, condenser tubes, heat exchangers, eyelets and fasteners. |
| CuZn10 | 90/10 | Cu 88.5–91.5% / Zn 8.5–11.5% | Gilding Metal grade referenced for electrical components, automotive components, watch dials, radiator fins, eyelets and related applications. |
| CuZn05 | 95/5 | Cu 93.5–96.5% / Zn 3.5–6.5% | Brass grade used for applications such as lamp caps, switches, MCBs, radiator tubes, electrical contacts, torch bodies and components, zippers and eyelets. |
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Available physical states tailored to your Brass Coil manufacturing and forming requirements.
| Temper State | Symbol | Formability Profile |
|---|---|---|
|
Annealed (Soft)
|
O | Soft temper providing high formability for forming and shaping operations. |
|
Quarter Hard
|
HA | Quarter Hard temper offering a balance between formability and increased strength. |
|
Half Hard
|
HB | Half Hard condition providing greater strength while retaining useful forming capability. |
|
Hard
|
H | Hard temper developed for applications requiring higher strength and hardness. |
|
Extra Hard
|
HE | Extra Hard condition for applications requiring enhanced hardness and strength. |
|
Spring Hard
|
HS | Spring Hard temper intended for applications requiring high strength and spring characteristics. |