|
规格 |
粒度分布要求% |
主要化学成分合格指标% |
||||||||
|
+100 |
-100/+140 |
-140/+200 |
-200/+325 |
-325 |
Pb |
Sn |
P |
Cu |
氢损 |
|
|
-100 |
≤0.5 |
1.5-20 |
10-35 |
10-40 |
35-60 |
＜0.08 |
5.5~7.0 |
0.05~0.15 |
余 |
≤0.30 |
|
-120 |
≤0.1 |
1.5-15 |
10-35 |
10-40 |
35-60 |
|||||
| 规格目数 | -100 | -120 | |
| 粒度分布要求% | +100 | ≤0.5 | ≤0.1 |
| -100/+140 | 1.5-20 | 1.5-15 | |
| -140/+200 | 10-35 | 10-35 | |
| -200/+325 | 10-40 | 10-40 | |
| -325 | 35-60 | 35-60 | |
| 主要化学成分合格指标% | Pb | ＜0.08 | |
| Sn | 5.5~7.0 | ||
| P | 0.05~0.15 | ||
| Cu | 余 | ||
| 氢损 | ≤0.30 | ||
