Qualitek Standard Alloy Compositions Leaded Chemistries |
Quality solder begins with quality powder and alloys. All Qualitek soldering alloys exceed J-STD-006 and SMTA B-32 Specifications
STANDARD ALLOY COMPOSITIONS |
Alloy Composition |
Melting Range
(°C) |
Melting Range
(°F) |
BAR |
WIRE |
PASTE |
SPHERE |
Sn63/Pb37 |
183 E |
361 E |
• |
• |
• |
• |
Sn60/Pb40 |
183-190 |
361-374 |
• |
• |
• |
• |
Sn50/Pb50 |
183-214 |
361-420 |
• |
• |
|
|
Sn45/Pb55 |
183-225 |
361-440 |
• |
• |
|
|
Sn40/Pb60 |
183-238 |
361-460 |
• |
• |
• |
|
Sn20/Pb80 |
183-280 |
361-536 |
• |
• |
|
|
Sn10/Pb90 |
268-302 |
514-576 |
• |
• |
|
• |
Sn62/Pb36/Ag2 |
179-189 |
345-372 |
• |
• |
• |
• |
Sn10/Pb88/Ag2 |
268-299 |
514-570 |
• |
• |
• |
• |
xxE-Eutectic |
Above alloys subject to availability at time of inquiry and may require a minimum PO. |
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