SOFT SOLDERS

Soft solders are ideal for use on white metals and base metal applications where low temperature is more important than joint strength.  All soft solders are silver in color.  Below is a listing of our more popular soft solders.

NAME NOMINAL COMPOSITION SOLIDUS LIQUIDUS
Sn Ag Sb Pb Bi oF oC oF oC
*4314 43     43 14 289 143 325 163
*6236 62 2   36   354 180 354 180
*6337 63     37   361 183 361 183
*6040 60     40   361 183 374 190
*5050 50     50   361 183 421 216
1000 100         449 232 449 232
9640 96.5 3.5       430 221 430 221
9551 95   5     452 233 464 240
9550 95 5       430 221 473 245

*  These solders contain lead