"Dan" schrieb im Newsbeitrag
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El Maximo wrote:
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Stick a magnet to the part and see if it sticks. Magnets don't stick to
stainless steel.
small neodym magnet sticks to stainless as well as to steel pins, can't tell
and difference. What is a recommended test for stainless (besids leaving it
outside half a year and watch rusting)?