【Improved Performance】Yardwizard propane torch head SQ8000Pro ... this multi-purpose map gas torch kit is not only suitable for welding, brazing, soldering and plumbing, but also nice for ...
Torch soldering uses gas, which can be butane, propane, MAPP gas, hydrogen, or acetylene. Like other soldering processes, the user must first cover the joint with flux so the solder flows smoothly ...
MAP stands for methylacetylene-propadiene propane. You may see MAP gas labeled as MAPP or ... If you're not careful, the heat from your torch can re-melt the solder at the older joint.