Transcription of Technical Bulletin - Cobra Consultancy
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Technical Bulletin - Cobra Consultancy
Pag. 1 TB MOB 2002/19 Number: MOB 2002/19 November 2002 Why does stainless steel have to be cleaned and pickled after processing? Stainless steel owes its corrosion-resistant properties to its natural capacity to form a protective oxide layer. After stainless steel has been processed as for example by cutting, sawing, drilling, bending, welding etc, the (extremely thin) oxide layer on the stainless steel has been damaged or is absent in whole or part. When the oxide layer is not restored (by pickling the stainless steel) one might as well use carbon steel.
Technical Bulletin before pickling after pickling . Pag. 2 – TB MOB 2002/19 Not only is pickling necessary ... VECOM has been treating a variety of materials, ...
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