C19400 Copper Alloy Strip/Foil Description
C19400 Copper Alloy Strip/Foil has good electrical and thermal conductivity, high tensile strength, hardness, high resistance to softening temperature, corrosion resistance, stress corrosion resistance, etc. The strip has high precision, good shape, and no residual stress, and is used in electronic industry connectors and large-scale integrated circuit lead frame materials.
C19400 is a high-performance copper alloy known for its excellent combination of strength, conductivity, and corrosion resistance. This alloy is commonly used in various electrical and mechanical applications, particularly where both good electrical properties and mechanical strength are required.
C19400 Copper Alloy Strip/Foil Specifications
Chemical Composition
|
Fe: 2.1-2.6%
P: 0.015-0.15%
Zn: 0.05-0.2%
Cu: Bal.
|
Density (g/cm3)
|
8.8
|
Coefficient of Thermal Expansion (10-6/K)
|
17.6
|
Thermal Conductivity, W/(m·K)
|
260
|
Thickness
|
≥0.10mm
|
Width
|
≥3mm
|
Mechanical Properties
Grade
|
Annealing
(%IACS)
20℃
|
Quality
|
Vickers Hardness
|
Tensile Strength
N/mm2
|
Elongation
%
|
C19400
|
≧60
|
O
|
90~110
|
310~380
|
≧25
|
1/2H
|
110~130
|
365~435
|
≧5
|
H
|
125~145
|
410~485
|
≧2
|
EH
|
135~150
|
460~505
|
-
|
SH
|
140~155
|
480~525
|
-
|
ESH
|
≧145
|
500~550
|
-
|
C19400 Copper Alloy Strip/Foil Applications
- Electrical connectors
- Lead frames for semiconductor devices
- Springs and clips
- Terminals
- Resistance welding electrodes
- Automotive electrical components
C19400 Copper Alloy Strip/Foil Packaging
Our C19400 Copper Alloy Strip/Foil is carefully handled during storage and transportation to preserve the quality of our product in its original condition.
FAQs
Q1. What is C19400 copper alloy strip?
C19400 is a high-performance copper alloy strip known for its excellent combination of strength, electrical conductivity, and resistance to corrosion and wear. It is commonly used in electrical and electronic applications.
Q2. How is C19400 copper alloy strip typically processed?
Cold Working: Processes like rolling and drawing to enhance strength and hardness.
Heat Treatment: Can be heat-treated to adjust mechanical properties for specific applications.
Q3. What standards apply to C19400 copper alloy strip?
ASTM B465: Standard specification for copper alloys, including C19400, in strip and sheet form.