Introduction of item
Type | Symbol | Sn Content(WT%) | Melting Temperature(℃) | Specific Gravity | BAR | WIRE | Usage | |
---|---|---|---|---|---|---|---|---|
Solidus curve temperature |
Liquidus curve temperature |
|||||||
Sn95 | S95S | 94~96 | 183 | 224 | 7.4 | ○ | ○ | Assembly of electric, electronic and print circuit and etc. |
Sn65 | S65S | 64~66 | 183 | 186 | 8.3 | ○ | ○ | |
Sn63 | S63S | 62~64 | 183 | 184 | 8.4 | ○ | ○ | |
Sn60 | S60S | 59~61 | 183 | 190 | 8.5 | ○ | ○ | |
Sn55 | S55S | 54~56 | 183 | 203 | 8.7 | ○ | ○ | Bonding of general electric and electronic parts |
Sn50 | S50S | 49~51 | 183 | 215 | 8.9 | ○ | ○ | |
Sn45 | S45S | 44~46 | 183 | 227 | 9.1 | ○ | ○ | |
Sn40 | S40S | 39~41 | 183 | 238 | 9.3 | ○ | ○ | Radiator, industrial copper piper, relevant industry |
Sn35 | S35S | 34~36 | 183 | 248 | 9.5 | ○ | ○ | |
Sn30 | S30S | 29~31 | 183 | 258 | 9.7 | ○ | ○ | |
Sn20 | S20S | 19~21 | 183 | 279 | 10.2 | ○ | ○ | |
Sn10 | S10S | 9~11 | 268 | 301 | 10.7 | ○ | ○ | |
Sn5 | S5S | 4~6 | 300 | 314 | 11 | ○ | ○ | Protective surface of steel sheet |
Sn2 | S2S | 1.5~2.5 | 316 | 322 | 11.2 | ○ | ○ |