Lead-free solder alloys have been around for as long as people have done soldering, with sources dating back about 5,000 years. Most of these alloys were combinations like copper-silver or silver ...

But solder was pretty mundane stuff ... and electronically to earn exemptions from RoHS. But lead-free solders, mostly tin with copper and silver mixed in, became the law of the land for most ...

"Lead-free brass fittings take much more heat than the older style brass fittings," adds Means. "So MAP gas is a better option when soldering copper to brass. It burns hotter and makes soldering a ...

Copper is a relatively soft metal ... Excessive joint clearance can lead to solder metal cracking under conditions of stress ...

While the nation watches the investigation into and repercussions of a water crisis that left Flint, Mich., residents using lead-contaminated water for nearly two years, International Falls’ ...

Understanding the types of copper tubing and how to properly join them is vital to the operation and lifespan and efficiency of a system. The training manual simplifys soldering and brazing ...