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Boikanyo Sheets and Plates, located in Cape Town, South Africa, is a trusted name in the manufacturing and supply of top-notch metal products, including Copper Circles. Renowned for their remarkable electrical and thermal conductivity, resistance to corrosion, and malleability, the Copper Circles from Boikanyo are designed to adhere to strict industry standards. Offered in a range of diameters and thicknesses, these circles guarantee consistent quality and precision. Their exceptional ductility and conductivity make them perfect for use in electrical, architectural, and industrial applications, where dependable performance and long-lasting durability are crucial.
Copper circle are made primarily of pure copper (Cu), usually 99.9% pure, to ensure excellent electrical and thermal conductivity They may also contain trace alloys such as silver, tin and phosphorus a it will enhance specific features. Mechanical properties of copper spheres include good tensile strength, typically around 210-250 MPa, and increased elongation by around 40-50%, which makes it ductile and easy to manufacture Corrosion resistance, low friction coefficient and ductility of copper continues to contribute up to its suitability for various industrial applications.
| Specifications | ASTM B171/ ASME SB171 |
| Standards | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Rings Diameter | 3″ OD up to 48″ OD Up to 900 lbs max |
| Circle Diameter | 3″ DIA up to 38″ DIA 1500 lbs max |
| Cutting | Plazma & Machined Cut |
| Form | Cold Rolled Circle, Small Flat Circle, Industrial Circle, Perforated Circle, Forged Steel Circles, Hot Rolled Circle, Fey Laminar Rings, Proof Machined Rings, Cold Rolled Rings, Hot Rolled Rings, McInnes Rolled Rings, Die-Formed Rings, Forging Rings, CNC Machined Rings. |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Crafted from commercially pure copper with a minimum purity of 99.9%, Copper Circles ensure outstanding electrical conductivity of about 58 MS/m and impressive thermal conductivity. Their mechanical properties include tensile strengths ranging from 210 to 250 MPa and an elongation of around 30%, providing excellent formability and ease of fabrication. This material is non-magnetic and boasts high corrosion resistance, making it suitable for a variety of demanding environments.
| Size | 18 G. | 19 G. | 20 G. | 22 G. | 24 G. | 26 G. |
| .4.5 | .0-107 | 0-085 | 0-080 | 0-062 | 0.049 | 0-040 |
| 5 | 0-120 | 0-095 | 0-090 | 0-070 | 0-055 | 0-045 |
| 5.5 | 0-146 | 0-119 | 0-109 | 0-085 | 0-066 | 0-054 |
| 6 | 0-172 | 0-136 | 0-130 | 0-100 | 0-079 | 0-064 |
| 6.5 | 0-200 | 0-153 | 0-150 | 0-128 | 0-093 | 0-074 |
| 7 | 0-235 | 0-190 | 0-176 | 0-136 | 0-107 | 0-088 |
| 7.5 | 0.270 | 0.212 | 0.201 | 0-157 | 0-123 | 0-100 |
| 8 | 0-307 | 0-240 | 0-230 | 0-180 | 0-140 | 0-115 |
| 8.5 | 0-347 | 0-270 | 0-262 | 0-202 | 0-156 | 0-130 |
| 9 | 0-388 | 0-330 | 0-301 | 0-230 | 0-178 | 0-145 |
| 9.5 | 0-472 | 0-342 | 0-324 | 0-252 | 0-198 | 0-162 |
| 10 | 0-480 | 0-380 | 0-360 | 0-280 | 0-220 | 0-180 |
| 11 | 0-580 | 0-450 | 0-435 | 0-338 | 0-266 | 0-218 |
| 12 | 0-690 | 0-540 | 0-518 | 0-403 | 0-318 | 0-253 |
| 13 | 0-811 | 0-640 | 0-508 | 0-608 | 0-371 | 0-304 |
| 14 | 0-940 | 0-750 | 0-708 | 0-558 | 0-430 | 0-352 |
| 15 | 1-080 | 0-860 | 0-808 | 0-650 | 0-495 | 0-405 |
| 16 | 1-228 | 0-960 | 0-921 | 0-736 | 0-563 | 0-460 |
| 17 | 1-382 | 1-080 | 0-940 | 0-809 | 0-635 | 0-560 |
| 18 | 1-595 | 1-200 | 1-116 | 0-907 | 0-712 | 0-683 |
| 19 | 1-732 | 1-350 | 1-300 | 1-010 | 0-794 | 0-750 |
| 20 | 1-920 | 1-400 | 1-340 | 1-120 | 0-880 | 0-785 |
| Type | Width | Thickness | Inner Diameter | Surface Finish |
| Copper Alloy Hot Rolled No.1 Circles | 610~2000 mm | 2.5~10.0 mm | 610 +0/-5 mm | 2D, 2B, BA, No.4, No.3,No.5, HL, SB |
| Copper Alloy Cold Rolled Circles | 610~1524 mm | 0.3~3.0 mm | 610 or 508 +0/-5 mm | |
| Pre-painted Copper Circles | 130-1524mm | 0.4-3.0mm | – | 2B, 2D |
Copper circle offer many benefits, making them in high demand in various industries. Their excellent thermal conductivity ensures high efficiency in electrical components and heat exchangers. Copper’s inherent corrosion resistance makes it durable and durable even in harsh environments. The material is more flexible, making it easier to customize and customize. Spherical copper also exhibits high thermoelectric conductivity, making it ideal for applications in electronics, manufacturing and fabrication. In addition, their antimicrobial properties contribute to hygiene in industries such as healthcare and food processing. These characteristics make lead cylinders versatile and reliable.
Yes, we offer custom sizes for Copper Circle to meet specific project needs. Our team at Boikanyo Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@aaronsheetsplates.com.
Copper Circles are widely utilized in electrical engineering for busbars, connectors, and grounding applications due to their superior conductivity. They also find their place in architectural features, decorative finishes, and plumbing components. Furthermore, Copper Circles are essential in heat exchangers, roofing, and marine applications where strength and corrosion resistance are paramount. Boikanyo’s Copper Circles offer a reliable and versatile solution for industries in need of durable, corrosion-resistant, and highly conductive copper components.
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