factory customized Copper Foil Roll - Bronze Strip – CIVEN
factory customized Copper Foil Roll - Bronze Strip – CIVEN Detail:
Product Introduction
Bronze strip is copper with tin, aluminum, and trace elements as raw materials, through processing by ingots, hot rolled, cold rolled, heat treatment, surface cleaning, cutting, finishing and packing, materials with high yield strength, fatigue strength, elastic properties and excellent bending formability. It has been widely used in computer CPU socket, car terminals, mobile phone keypad, electrical and other high-tech electronics connectors.
Main Technical Parameters
3-1 Chemical Composition
|
Name |
Alloy No. |
Chemical Composition( %,Max.) |
||||||||
|
Sn |
Al |
Zn |
Ni |
Fe |
Pb |
P |
Cu |
Impurity |
||
|
Tin Bronze |
QSn4-0.3 |
3.5-4.9 |
— |
0.30 |
0.2 |
0.10 |
0.05 |
0.03-0.35 |
Rem |
0.2 |
|
QSn4-3 |
3.5-4.5 |
0.002 |
2.7-3.3 |
0.2 |
0.05 |
0.02 |
0.03-0.35 |
Rem |
0.2 |
|
|
QSn6.5-0.1 |
6.0-7.0 |
0.002 |
0.3 |
0.2 |
0.02 |
0.02 |
0.1-0.25 |
Rem |
0.1 |
|
|
QSn8-0.3 |
7.0-9.0 |
—— |
0.2 |
0.2 |
0.10 |
0.05 |
0.03-0.35 |
Rem |
0.1 |
|
|
Aluminum Bronze |
QAl5 |
0.1 |
4.0-6.0 |
0.5 |
0.5 |
0.5 |
0.03 |
0.01 |
Rem |
1.6 |
|
QAl7 |
—– |
6.0-8.5 |
0.2 |
0.5 |
0.5 |
0.02 |
—— |
Rem |
—— |
|
|
QAl9-2 |
0.1 |
8.0-10.0 |
1.0 |
0.5 |
0.5 |
0.03 |
0.01 |
Rem |
1.7 |
|
|
Name |
Alloy No. |
Chemical Composition( %,Max.) |
|||||||||
|
Be |
Al |
Si |
Ni |
Fe |
Pb |
Ti |
Co |
Cu |
Imputrity |
||
|
Beryllium Bronze |
QBe2 |
1.8-2.1 |
0.15 |
0.15 |
0.2-0.4 |
0.15 |
0.005 |
— |
— |
Rem |
0.5 |
|
QBe1.9 |
1.85-2.1 |
0.15 |
0.15 |
0.2-0.4 |
0.15 |
0.005 |
0.10-0.25 |
— |
Rem |
0.5 |
|
|
QBe1.7 |
1.6-1.85 |
0.15 |
0.15 |
0.2-0.4 |
0.15 |
0.005 |
0.10-0.25 |
— |
Rem |
0.5 |
|
|
QBe0.6-2.5 |
0.4-0.7 |
0.20 |
0.20 |
—— |
0.10 |
— |
— |
2.4-2.7 |
Rem |
— |
|
|
QBe0.4-1.8 |
0.2-0.6 |
0.20 |
0.20 |
1.4-2.2 |
0.10 |
— |
— |
0.30 |
Rem |
— |
|
|
QBe0.3-1.5 |
0.25-0.5 |
0.20 |
0.20 |
—— |
0.10 |
— |
— |
1.4-1.7 |
Rem |
— |
|
3-2 Alloy Table
|
Name |
China |
ISO |
ASTM |
JIS |
|
Tin Bronze |
QSn4-0.3 |
CuSn4 |
C51100 |
C5101 |
|
QSn4-3 |
CuSn4Zn2 |
— |
— |
|
|
QSn6.5-0.1 |
CuSn6 |
C51900 |
C5191 |
|
|
QSn8-0.3 |
CuSn8 |
C52100 |
C5210 |
|
|
Aluminum Bronze |
QAl5 |
CuAl5 |
C60600 |
—— |
|
QAl7 |
CuAl7 |
C61000 |
—— |
|
|
QAl9-2 |
CuAl9Mn2 |
—— |
—— |
|
|
Beryllium Bronze |
QBe2 |
CuBe2 |
C17200 |
C1720 |
|
QBe1.9 |
—— |
—— |
—— |
|
|
QBe1.7 |
CuBe1.7 |
C17000 |
C1700 |
|
|
QBe0.6-2.5 |
—— |
C17500 |
C1750 |
|
|
QBe0.4-1.8 |
—— |
C17510 |
C1751 |
|
|
QBe0.3-1.5 |
—— |
C17600 |
C1760 |
Main Technical Parameters
3-3-1Specification Unit: mm
|
Name |
Alloy No.(China) |
Temper |
Size(mm) |
|
|
Thickness |
Width |
|||
|
Tin Bronze Strip |
QSn4-3 QSn4-0.3 QSn6.5-0.1QSn8-0.3 |
O 1/2H H EH |
>0.12~2.0 |
≤600 |
|
O H EH |
||||
|
Aluminum Bronze Strip |
QA15 QA17 QA19-2 |
O H |
>0.2~1.2 |
80~300 |
|
1/2H H |
||||
|
O H EH |
>0.2~1.2 |
80~300 |
||
|
Beryllium Bronze Strip |
QBe2 QBe1.9 QBe1.7 QBe0.6-2.5 QBe0.4-1.8 QBe0.3-1.5 |
O |
0.05-1.5 |
10~340 |
|
H |
||||
Temper Mark:O. Soft;1/4H. 1/4 Hard;1/2H. 1/2 Hard;H. Hard;EH. Ultrahard.
3-3-2 Tolerance Unit: mm
|
Thickness |
Width |
|||
|
Thickness Allow Deviation± |
Width Allow Deviation ± |
|||
|
<300 |
<600 |
<400 |
<600 |
|
|
0.05~0.1 |
0.005 |
—– |
0.2 |
—– |
|
0.1~0.3 |
0.008 |
0.015 |
0.3 |
0.4 |
|
0.3~0.5 |
0.015 |
0.020 |
0.3 |
0.5 |
|
0.5~0.8 |
0.020 |
0.030 |
0.3 |
0.5 |
|
0.8~1.2 |
0.030 |
0.040 |
0.4 |
0.6 |
3-3-3 Mechanical Performance:
|
Temper |
Tensile Strength N/mm2 |
Elongation ≥% |
Hardness HV |
|
|
M |
(O) |
≥295 |
40 |
—— |
|
Y4 |
(1/4H) |
390-510 |
35 |
100-160 |
|
Y2 |
(1/2H) |
440-570 |
10 |
160-205 |
|
Y |
(H) |
540-690 |
8 |
180-230 |
|
T |
(EH) |
≥640 |
5 |
≥200 |
Temper Mark:O. Soft;1/4H. 1/4 Hard;1/2H. 1/2 Hard;H. Hard;EH. Ultrahard.
Product detail pictures:
Related Product Guide:
Along with the "Client-Oriented" enterprise philosophy, a rigorous high-quality control process, superior production products along with a robust R&D group, we constantly deliver premium quality products, exceptional solutions and aggressive costs for factory customized Copper Foil Roll - Bronze Strip – CIVEN , The product will supply to all over the world, such as: Uzbekistan, Algeria, Irish, The credibility is the priority, and the service is the vitality. We promise we have now the ability to offer excellent quality and reasonable price items for customers. With us, your safety is guaranteed.
The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!





