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Chemical Composition & Physical Properties
|
Grade
|
Chemical Composition (mass fraction) %
|
||||||
|
Sn
|
Zn
|
Ni
|
Fe
|
Pb
|
P
|
Cu
|
|
|
QSn8-0.3
(C52100) |
7.0~9.0
|
0.20
|
0.2
|
0.10
|
0.05
|
0.03~0.35
|
remain6) |
|
Grade
|
Condition
|
Tensile Test
|
Hardness Test
|
|||
|
Thickness/mm
|
Tensile Rm/
(N/mm2) |
Elongation after fracture %
|
HV
|
HRB
|
||
|
QSn8-0.3
|
M |
≥ 0.2
|
≥ 345
|
≥ 45
|
≤120
|
- |
| Y4 |
390~510
|
≥ 40
|
100~160
|
- | ||
| Y2 |
490~610
|
≥30
|
150~205
|
- | ||
| Y |
590~705
|
≥ 12
|
180~235
|
- | ||
| T |
|
≥ 5
|
≥40
|
- | ||