https://en.wikipedia.org/wiki/Propane_torch

A propane torch is a tool normally used for the application of flame or heat which uses propane, a hydrocarbon gas, for its fuel. Propane is one of a group of ...

https://sciencing.com/temperature-propane-torch-5911.html

While the gas is often used for heating and cooking, propane-fueled torches are also found in many home workshops, used for thawing pipes or soldering ...

https://www.bernzomatic.com/Products/Fuel-Cylinders/Hand-Torch-Cylinders/TX9

The Propane Hand Torch Cylinder is designed to fuel hand torches in order to ... 3,600° F / 1982.2° C, ideal for smaller soldering jobs and heating; Product Icon ...

https://worthingtonindustries.com/getmedia/5162ac6e-55a4-45b4-8a19-09441715f83a/BZO-catalog-062014_v2_web.pdf?ext=.pdf

Map//Pro fuel has 40% more heat transfer in the primary flame than Propane .... addition to light duty tasks, professional torches provide higher heat output for ...

https://juxtamorph.com/butane-versus-propane-which-is-hotter/

Take a small air/propane torch, like the typical plumbers' torches, and one of ... It's not just the BTU output, but the transfer rate, which can be tricky to measure.

https://www.hunker.com/13415241/mapp-gas-vs-propane-gas

It's replacement, MAP-Pro gas, burns slightly hotter than propane and is ... If you opt to use it, the manufacturer recommends using a specially designed torch.

https://www.hunker.com/13408172/what-is-the-difference-between-a-butane-torch-propane-torch

However, there are several types of torches that utilize different fuel sources. Butane and propane torches use different fuels, emit different levels of heat and ...

https://www.wilhelmsen.com/marine-products/welding--surface-preparation/gas-welding--acetylene-vs-propane/

May 19, 2016 ... If you raise the torch so that the outer flame cone is used the preheat process is started faster. Propane releases only a small proportion of heat ...

https://www.reddit.com/r/metalworking/comments/3uagij/power_output_of_propane_torch/

what it says on the tin. I'm looking for even just a ballpark on the wattage(or Btu/hr ) of those torches used for soldering and the like. maybe...

https://www.homedepot.com/p/20-000-BTU-Utility-Propane-Torch-MT450C-3/304702890

The self-lighting Mag-Torch MT450 utility torch is a versatile torch useful for a multitude of jobs around the yard. This torch can eliminate weeds without the use  ...