Printed circuit board
| Numeric designation | Leiterplatte |
|---|---|
| Chemical designation | Leiterplatte |
| Etching | ungeätzt |
Detail image of the target prepared solder joint of a control board from an external hard disk. In addition to pores, there is a crack in the coating.
Other
Sintered bronze (Cu48Fe46Sn4Ni1)
Ferromanganese
Densimet D180
Sintered steel Sint-C 39 carbonitrided +QT
Sintered steel Sint-C 39 normalised
1.4765 | X8CrAl25-5 AlN precipitations
"BiSn34" Lead-free alloy for "lead casting on New Year's Eve"
Diamond honing stone is fake
Si3N4
Magnetic material Sendust Fe-Si-Al