Description
Atomfair Copper & Brass Strips – International Product Specification
1. Product Overview
Atomfair Copper and Brass Strips are renowned for exceptional ductility, reliable corrosion resistance, brilliant metallic luster, and robust structural performance. The materials can be easily chemically colored, making them versatile for architectural, apparel, infrastructure, and manufacturing applications.
All strips are produced via precision processes including ingot casting, hot rolling, cold rolling, heat treatment, surface cleaning, slitting, finishing, and packaging, ensuring consistent quality for global customers.
2. Key Technical Parameters
2.1 Alloy Standard Correspondence
|
Product Type
|
Chinese Standard
|
ISO Standard
|
ASTM Standard (UNS)
|
JIS Standard
|
|
Copper Strip
|
T2
|
Cu-FRHC
|
C11000
|
C1100
|
|
Brass Strip
|
H62
|
CuZn40
|
C28000
|
C2800
|
2.2 Chemical Composition (Unit: %, Max. unless specified)
|
Alloy Grade (ASTM)
|
Cu+Ag
|
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 aligns with international CuZn40 standards, ensuring consistent processability and corrosion resistance.
2.3 Temper Designations & Explanations
|
Chinese Designation
|
International Equivalent
|
Description
|
|
M
|
O (Soft)
|
Full annealing, 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, suitable 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 applications
|
2.4 Dimensional Specifications (Unit: mm)
|
Product Type
|
Alloy Grade
|
Available Tempers
|
Thickness Range
|
Width Range
|
|
Regular Copper/Brass Strip
|
C11000, C28000
|
O, 1/4H, 1/2H, H
|
0.05-0.2 (thin strip)
|
≤600
|
|
0.2-0.5
|
≤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
|
3. Product Applications
3.1 Architectural Decoration
Ideal for roof cladding, wall panels, door/window frames, and interior decorative components. The brilliant metallic luster enhances aesthetic appeal, while inherent corrosion resistance ensures long-term durability in various climatic conditions.
3.2 Apparel & Ornament Industry
Used in high-end apparel decorations, badges, and fashion accessories. Excellent ductility enables intricate designs, and easy chemical coloring supports diverse customization needs for luxury brands.
3.3 Infrastructure Engineering
C11000 water-stop strips are specifically engineered for construction joints in civil engineering projects. Their superior malleability and corrosion resistance provide reliable waterproofing and sealing performance, preventing water leakage in bridges, tunnels, and buildings.
3.4 General Manufacturing
Regular C11000 and C28000 strips serve as core materials for electronic components, hardware parts, and precision instruments. C11000’s excellent conductivity and C28000’s balanced mechanical properties meet strict performance requirements for industrial applications.
Note: All parameters are tested under standard conditions (23℃, 1 atm). Custom slitting, tempering, and surface treatment services are available. For material test reports (e.g., ASTM compliance certificates) or samples, contact our technical team.
If you’re interested, have any questions, or have specific customization requirements, please feel free to contact us at inquiry@atomfair.com.
