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Chemical Composition & Physical Properties
|
Grade
|
Chemical Composition (mass fraction) %
|
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|
Cu
|
Fe
1)
|
Pb
|
Al
|
Mn
|
Sn
|
Ni
4)
|
Zn
|
Total impurity content
|
|
|
H802)
|
79
.0~81.0
|
0.10
|
0.03
|
- | - | - |
0.5
|
remain
|
0.3 |
|
Grade
|
Condition
|
Tensile Test
|
Hardness Test
|
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|
Thickness/mm
|
Tensile Rm/
(N/mm2) |
Elongation after fracture %
|
HV
|
HRB
|
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| H80 | M | ≥ 0.2 | ≥265 | ≥50 |
-
|
- |
|
Y
|
≥390
|
≥3
|
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