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Telephone :(852)31709418/26599813
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E-mail:info@ywhk.cc
Address: Flat 5/ FC2, Tong Lee Industrial Building, 9 Lai Yip Street, Ngau Tau Kok, Kowloon, Hong Kong
Products
Contact Us
Telephone :(852)31709418/26599813
Fax :(852)31709419/26599984
E-mail:info@ywhk.cc
Address: Flat 5/ FC2, Tong Lee Industrial Building, 9 Lai Yip Street, Ngau Tau Kok, Kowloon, Hong Kong
Alloy material |
Yellow copper |
|||||
C2600 |
C2680 |
C2700 |
C2720 |
C2801 |
||
chemical composition(%) |
copper:68.5~71.5 |
copper:64.0~68.0 |
copper:63.0~67.0 |
copper:62.0~64.0 |
copper:59.0~62.0 |
|
Zinc: allowance |
Zinc: allowance |
Zinc: allowance |
Zinc: allowance |
Zinc: allowance |
||
proportion(gm/cm³) |
8.53 |
8.7 |
8.7 |
8.7 |
8.7 |
|
CTE() |
19.9 |
20.3 |
20.5 |
20.2 |
20.8 |
|
coefficient of heat conduction(Cal/c㎡/cm/sec/℃) |
0.29 |
0.29 |
0.28 |
0.27 |
0.29 |
|
conductivity(%ACS,20℃) |
≥28 |
≥27 |
≥27 |
≥27 |
≥28 |
|
tensile strength(N/m㎡) |
soften |
≥295 |
≥295 |
≥295 |
≥295 |
≥320 |
1/4H |
330~415 |
330~415 |
330~415 |
330~415 |
350~440 |
|
1/2H |
370~440 |
370~440 |
370~440 |
370~440 |
410~490 |
|
3/4H |
410~470 |
410~470 |
410~470 |
410~470 |
~ |
|
H |
430~510 |
430~510 |
430~510 |
430~510 |
≥450 |
|
EH |
510~610 |
510~610 |
510~610 |
510~610 |
~ |
|
SH |
565~630 |
565~630 |
565~630 |
565~630 |
~ |
|
ESH |
610~725 |
610~725 |
610~725 |
610~725 |
~ |
|
elongation(%) |
soften |
≥ 45 |
≥ 45 |
≥ 45 |
≥ 45 |
≥ 35 |
1/4H |
≥ 40 |
≥ 40 |
≥ 40 |
≥ 40 |
≥ 25 |
|
1/2H |
≥ 30 |
≥ 30 |
≥ 30 |
≥ 30 |
≥ 15 |
|
3/4H |
≥ 20 |
≥ 20 |
≥ 20 |
≥ 20 |
~ |
|
H |
≥ 14 |
≥ 14 |
≥ 14 |
≥ 14 |
~ |
|
EH |
≥ 8 |
≥ 8 |
≥ 8 |
≥ 8 |
~ |
|
SH |
≥ 5 |
≥ 5 |
≥ 5 |
≥ 5 |
~ |
|
ESH |
~ |
~ |
~ |
~ |
~ |
|
hardness(HV) |
soften |
≤90 |
≤90 |
≤90 |
≤90 |
~ |
1/4H |
90~105 |
90~105 |
90~105 |
90~105 |
85~105 |
|
1/2H |
105~130 |
105~130 |
105~130 |
105~130 |
105~130 |
|
3/4H |
130~145 |
130~145 |
130~145 |
130~145 |
~ |
|
H |
145~160 |
145~160 |
145~160 |
145~160 |
≥ 130 |
|
EH |
160~175 |
160~175 |
160~175 |
160~175 |
~ |
|
SH |
175~190 |
175~190 |
175~190 |
175~190 |
~ |
|
ESH |
190~210 |
190~210 |
190~210 |
190~210 |
~ |
|
softening temperature(℃) |
~ |
~ |
~ |
~ |
~ |
|
elasticity coefficient |
110 |
103 |
103 |
103 |
103 |
|
The brass alloy of Yirong Hardware has beautiful color and lustre, ductility, corrosion resistance, excellent tensile processing, good electroplating and weldability. It is widely used in wiring equipment parts, marking boards, measuring instrument boards, buttons, cameras, thermos flask, terminal connectors and so on. |
||||||
lead brass |
dominant sector |
impurity composition % |
Sum of impurities % |
|||
Cu |
Pb |
Zn |
Fe |
Sn |
||
C3601 |
59.0~63.0 |
1.8~3.7 |
margin |
≤0.30 |
Fe+Sn≤0.5 |
≤1.00 |
C3602 |
59.0~63.0 |
1.8~3.7 |
margin |
≤0.50 |
Fe+Sn≤1.2 |
≤1.20 |
C3603 |
57.0~61.0 |
1.8~3.7 |
margin |
≤0.35 |
Fe+Sn≤0.6 |
≤1.20 |
C3604 |
57.0~61.0 |
1.8~3.7 |
margin |
≤0.50 |
Fe+Sn≤1.2 |
~ |
C3605 |
56.0~60.0 |
3.5~4.5 |
margin |
≤0.50 |
Fe+Sn≤1.2 |
~ |
C3771 |
57.0~61.0 |
1.0~2.5 |
margin |
Fe+Sn≤1.0 |
~ |
|
C36000 |
60.0~63.0 |
2.5~3.7 |
margin |
≤0.35 |
~ |
~ |
C37700 |
58.0~61.0 |
1.5~2.5 |
margin |
≤0.30 |
~ |
~ |
CZ120 |
58.0~60.0 |
1.5~2.5 |
margin |
~~ |
~ |
≤0.30 |
CZ121Pb3 |
56.5~58.5 |
2.5~3.5 |
margin |
≤0.30 |
~ |
≤0.70 |
CZ119 |
61.0~64.0 |
1.0~2.5 |
margin |
~ |
~ |
≤0.30 |
CW602N |
61.0~63.0 |
1.7~2.8 |
margin |
≤0.10 |
≤0.10 |
Al0.05 Ni≤0.30 |
CW614N |
57.0~59.0 |
2.5~3.5 |
margin |
≤0.50 |
≤0.40 |
Al≤0.1 Ni≤0.50 |
CW617N |
57.0~59.0 |
1.5~2.5 |
margin |
≤0.30 |
≤0.30 |
Al≤0.1 Ni≤0.40 |
High strength, high wear resistance, complex brass alloy |
||||||
Material is qualitative |
specification |
performance |
use |
|||
ASTM |
DIN |
|||||
C67420 |
CuZn37Mn3Al2PbSi(CW713R) |
3.0~150mm |
Manganese brass alloy material has high strength, high hardness, high wear resistance |
Widely used in automobile, hydraulic and mechanical production industries; And the field for automotive synchronizer gear rings, turbochargers, bearings, bushings and gears |
||
C67300 |
~ |
|||||
~ |
CuZn38Mn2NiSi |
|||||
C86300 |
DIN1709 |
Has good high hardness, high strength, high wear resistance, high corrosion resistance |
Widely used in mold standard parts |
|||
G~CuZn25Al5 |