Copper and Iron Compound Bar for Thermal Expansion Heat & Thermodynamics_Temperature & Heat sized for resistance coils and

sized for resistance coils and thermocouple legs where copper-nickel alloy holds its value across temperature swings

letting students see conduction-rate differences in one view

5 inches each supports crafting projects

Used as the red-rail partner to the 750mm black 4mm lead

Needle valve and flame stabilizer add precision control to this nickel-plated micro Bunsen burner running on natural gas for small-flame work

Copper and Iron Compound Bar for Thermal Expansion Heat & Thermodynamics_Temperature & Heat sized for resistance coils andRiveted compound bar of copper and iron strips at 200 by 15mm, flexing under heat as each metal expands at a different rate, the working principle behind bimetallic thermostats.