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Why is the carrier block in a winchester rifle made of brass?
Brass is a natural choice for accomodating sliding or rotating contact with steel surfaces. This is because oxide grit or metal particles which would cause galling get embedded into the (softer) brass ...
- 15.3k
1
vote
Stress relieving copper at 200°C for 2 hours
By holding the copper at elevated temperature for a while, you are doing what is called annealing.
The inner structure of metals consists of individual crystalline areas called grains. As you work ...
- 1,207
1
vote
Soldering in vice - Avoiding Heat Sink
I'll throw this in there because there are already a few answers. If you don't need extreme precision you could use some nice hardwood pieces as insulators. Wood has good insulating properties, and ...
Drew♦
- 2,141
1
vote
Soldering in vice - Avoiding Heat Sink
Arranging pre-heat is almost a must.
I have done similar, where I have even used two torches to achieve the result needed.
So, either a second torch (my preference) or a bigger torch (easy to overheat)...
- 16k
1
vote
Production methods for AC mains power plug pins?
The AC power plugs vary a lot country to country. You will need to know how you plan to attach the pins to your circuit; ex wire solder cup, wire crimp, pcb surface mount solder, or pcb through hole ...
- 8,285
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