通过认证
“锡球”参数说明
| 形态： | 锡粒/球 |
“锡球”详细介绍
锡球组成与熔点
合金组成
锡
（Sn）%
铅
（Ag）%
银
（Ag）%
铜
（Cu）%
熔点（℃）
锡—铅
63Sn/37Pb
63
37
183
62Sn/36Pb/2Ag
62
36
2
179
10Sn/90Pb
10
90
302
90Sn/10Pb
90
10
314
无铅
96.5Sn/3.5Ag
96.5
3.5
221
96.5Sn/3Ag/0.5Cu
96.5
3
0.5
217
95.5Sn/4Ag/0.5Cu
96.5
4
0.5
217
？合金组成依据 JIS Z3282（1999年版本）为标准
球径容忍值
Diameters Diameters Tolerance Spheroid Tolerance
0.76 mm，±0.015 mm Within 1.5%
0.65 mm±0.015 mm Within 1.5%
0.60 mm±0.010 mm Within 1.5%
0.50 mm±0.010 mm Within 1.5%
0.45 mm±0.010 mm Within 1.5%
0.40 mm±0.010 mm Within 1.5%
0.35 mm±0.010 mm Within 1.5%
0.30 mm±0.010 mm Within 1.5%
0.25 mm±0.010 mm Within 1.5%
0.20 mm±0.010 mm Within 1.5%
0.15 mm±0.005 mm Within 1.5%
0.10 mm±0.005 mm Within 1.5%
合金组成
锡
（Sn）%
铅
（Ag）%
银
（Ag）%
铜
（Cu）%
熔点（℃）
锡—铅
63Sn/37Pb
63
37
183
62Sn/36Pb/2Ag
62
36
2
179
10Sn/90Pb
10
90
302
90Sn/10Pb
90
10
314
无铅
96.5Sn/3.5Ag
96.5
3.5
221
96.5Sn/3Ag/0.5Cu
96.5
3
0.5
217
95.5Sn/4Ag/0.5Cu
96.5
4
0.5
217
？合金组成依据 JIS Z3282（1999年版本）为标准
球径容忍值
Diameters Diameters Tolerance Spheroid Tolerance
0.76 mm，±0.015 mm Within 1.5%
0.65 mm±0.015 mm Within 1.5%
0.60 mm±0.010 mm Within 1.5%
0.50 mm±0.010 mm Within 1.5%
0.45 mm±0.010 mm Within 1.5%
0.40 mm±0.010 mm Within 1.5%
0.35 mm±0.010 mm Within 1.5%
0.30 mm±0.010 mm Within 1.5%
0.25 mm±0.010 mm Within 1.5%
0.20 mm±0.010 mm Within 1.5%
0.15 mm±0.005 mm Within 1.5%
0.10 mm±0.005 mm Within 1.5%
