Product Detail
Product Tags
| GB |
ISO |
ASTM |
JIS |
| BZn18-18 |
CuNi18Zn20 |
C75200 |
C7521 |
| BZn18-26 |
CuNi18Zn27 |
C77000 |
C7701 |
| BZn15-20 |
CuNi15Zn21 |
C75400 |
C7541 |
| GB |
Chemical Composition(%) |
| Cu |
Ni+Co |
Fe |
Mn |
Pb |
Zn |
| BZn18-18 |
63.0-66.5 |
16.5-19.5 |
less than 0.25 |
less than 0.50 |
less than 0.05 |
Balance |
| BZn18-26 |
53.5-56.5 |
16.5-19.5 |
less than 0.25 |
less than 0.50 |
less than 0.05 |
Balance |
| BZn15-20 |
62.0-65.0 |
13.5-16.5 |
less than 0.5 |
less than 0.30 |
less than 0.02 |
Balance |
| Grade |
Temper |
Thickness (mm) |
Tensile strength (Mpa) |
Elongation (%) |
Hardness （HV） |
| BZn15-20 |
C7541 |
O60 |
more than 0.15 |
no less than 340 |
no less than 35 |
- |
| H02 |
440-570 |
no less than 5 |
| H04 |
540-690 |
no less than 1.5 |
| H06 |
no less than 640 |
no less than 1 |
| BZn18-18 |
C7521 |
O60 |
no less than 0.2 |
no less than 385 |
no less than 35 |
no more than 105 |
| H01 |
400-500 |
no less than 20 |
100-145 |
| H02 |
460-580 |
no less than 11 |
130-180 |
| H04 |
no less than 545 |
no less than 3 |
no less than 165 |
| BZn18-26 |
C7701 |
H01 |
no less than 0.2 |
no less than 475 |
no less than 25 |
no more than 165 |
| H02 |
540-650 |
no less than 11 |
140-195 |
| H04 |
no less than 645 |
no less than 4 |
no less than 190 |
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