For turbine medium-pressure steam target testing, should aluminum sheets or copper sheets be used?
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For turbine medium-pressure steam target testing, should aluminum sheets or copper sheets be used? What is the difference between the two? Why do we use aluminum sheets first and then copper sheets for target shooting?
For aluminum sheet, I remember that the specifications also specify just one type; there’s no requirement to use aluminum sheet first and then copper sheet. As long as the target shooting is successful, that’s enough
Most use aluminum sheets, which are soft and inexpensive.
It is usually an aluminum sheet, and aluminum sheets are relatively soft.
Aluminum sheets are white. It’s easier to see even if there’s dirt