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2. Solder - Wikipedia

   en.wikipedia.org/wiki/Solder

   Sn 60 Pb 40 solder. Tin-lead (Sn-Pb) solders, also called soft solders, are commercially available with tin concentrations between 5% and 70% by weight. The greater the tin concentration, the greater the solder's tensile and shear strengths. Lead mitigates the formation of tin whiskers, [6] though the precise mechanism for this is unknown. [7]

3. Flux (metallurgy) - Wikipedia

   en.wikipedia.org/wiki/Flux_(metallurgy)

   Rosin used as flux for soldering A flux pen used for electronics rework Multicore solder containing flux Wire freshly coated with solder, held above molten rosin flux. In metallurgy, a flux is a chemical reducing agent, flowing agent, or purifying agent. Fluxes may have more than one function at a time.

4. Soldering - Wikipedia

   en.wikipedia.org/wiki/Soldering

   60/40: melts between 183–190 °C (361–374 °F) ... flux-core solder wire is ... Water-soluble non-rosin-based fluxes have been increasingly used since the 1980s ...

5. Solder alloys - Wikipedia

   en.wikipedia.org/wiki/Solder_alloys

   Sn 60 Zn 40: 199: 343 [69] Yes: No: KappAloy40 For soldering of aluminium. Good wetting. Used extensively in spray wire form for capacitors and other electronic parts. Higher temperature and higher tensile strength compared to 85Sn/15Zn and 91Sn/9Zn. [69] electronic parts. Higher temperature and higher tensile strength compared to 85Sn/15Zn and ...

6. Mortgage and refinance rates for Jan. 21, 2025: Average ... - AOL

   www.aol.com/finance/mortgage-and-refinance-rates...

   Mortgage rates are relatively steady as of Tuesday, January 21, 2025, with the 30-year fixed benchmark now averaging over 7.10% a day after President Donald Trump was sworn in for a second term in ...

7. Drivers targeted in emerging crime trend have one thing ... - AOL

   www.aol.com/drivers-targeted-emerging-crime...

   Texas law enforcement issued a word of warning to Ford truck owners after they arrested a trio of thieves who targeted the high-end truck model by stealing taillights.