Description
1. Product Overview
Copper has been a trusted decorative material for centuries, and Atomfair Copper & Brass Strips uphold this legacy with exceptional properties. Boasting superior ductility, reliable corrosion resistance, a brilliant metallic luster, and robust structural strength, these strips can be easily chemically colored.
Blending functionality and aesthetics, they are widely applied in door/window fabrication, apparel embellishments, roofing, wall cladding, and more, catering to diverse industrial needs globally.
2. Key Technical Parameters
2.1 Alloy Standard Cross-Reference
| Material Type | Chinese Standard | ISO Standard | ASTM Standard (UNS) | JIS Standard |
|---|---|---|---|---|
| Copper | T2 | Cu-FRHC | C11000 | C1100 |
| Brass | H62 | CuZn40 | C28000 | C2800 |
2.2 Chemical Composition (Unit: %, Maximum unless specified)
| Alloy Grade (ASTM) | Cu+Ag Content | Fe | Pb | Bi | Sb | As | Ni | Sn | S | Zn | O | Total Impurities |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| C11000 (T2) | 99.90% min. | 0.005 | 0.005 | 0.001 | 0.002 | 0.002 | 0.005 | 0.002 | 0.005 | 0.005 | 0.06 | 0.10 |
| C28000 (H62) | 60.5-63.5% | 0.15 | 0.08 | 0.001 | 0.01 | 0.01 | 0.3 | 0.2 | 0.01 | Balance | – | 0.50 |
Note: C28000 composition complies with international CuZn40 standards, ensuring consistent processability and corrosion resistance.
2.3 Temper Designations & Definitions
| Chinese Designation | International Equivalent | Key Characteristics |
|---|---|---|
| M | O (Soft) | Fully annealed, maximum ductility for complex forming |
| Y4 | 1/4 H (Quarter Hard) | Light cold working, balanced ductility and strength |
| Y2 | 1/2 H (Half Hard) | Moderate cold working, ideal for general stamping |
| Y | H (Hard) | Heavy cold working, high strength for structural parts |
| EH | EH (Extra Hard) | Severe cold working, maximum strength for specialized use |
2.4 Dimensional Specifications (Unit: mm)
| Product Type | Alloy Grade (ASTM) | Available Tempers | Thickness Range | Width Range |
|---|---|---|---|---|
| Regular Copper/Brass Strip | C11000, C28000 | O, 1/4H, 1/2H, H | 0.05-0.2 | =600 |
| 0.2-0.49 | =800 | |||
| >0.5 | =1000 | |||
| Decoration Strip | C11000, C28000 | O, H | 0.5-2.0 | =1000 |
| Water-Stop Strip | C11000 | O | 0.5-2.0 | =1000 |
2.5 Dimensional Tolerances (Unit: mm)
| Thickness Range | Thickness Tolerance (±) | Width Tolerance (±) – =600mm | Width Tolerance (±) – 600-800mm | Width Tolerance (±) – 800-1000mm |
|---|---|---|---|---|
| 0.05-0.1 | 0.005 | 0.2 | – | – |
| 0.1-0.3 | 0.008 | 0.3 | 0.4 | – |
| 0.3-0.5 | 0.015 | 0.3 | 0.5 | – |
| 0.5-0.8 | 0.020 | 0.3 | 0.5 | 0.8 |
| 0.8-1.2 | 0.030 | 0.4 | 0.6 | 0.8 |
| 1.2-2.0 | 0.040 | 0.4 | 0.6 | 0.8 |
| 2.0-3.0 | 0.045 | 0.5 | 0.6 | 0.8 |
| Over 3.0 | 0.050 | 0.6 | 0.8 | 1.0 |
3. Product Applications
3.1 Architectural Decoration
Used in roof panels, wall cladding, door/window frames, and interior decorative components. The brilliant surface enhances aesthetic appeal, while corrosion resistance ensures long-term durability in diverse climatic conditions.
3.2 Apparel & Ornament Industry
Processed into high-end apparel decorations, badges, and accessories. Easy chemical coloring and excellent ductility support versatile design customization, meeting luxury brand requirements.
3.3 Infrastructure Engineering
C11000 water-stop strips are engineered for construction joints in civil engineering. They deliver reliable waterproofing and sealing performance, ensuring structural anti-seepage in bridges, tunnels, and buildings.
3.4 General Manufacturing
Regular strips serve as raw materials for electronic components, hardware parts, and precision instruments. Stable structural performance and (for copper) excellent conductivity meet diverse production needs.
Note: All parameters are tested under standard conditions (23?, 1 atm). Custom slitting, tempering, and surface treatments are available. Contact our technical team for ASTM compliance certificates or samples.
If you?e interested, have any questions, or have specific customization requirements, please feel free to contact us at inquiry@atomfair.com.
