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ASTM B-201 vs. ASTM B-1117?

We would be very grateful if someone could explain us something about ASTM B201-80 norm and its eventual difference from ASTM ASTM B117 norm. Thank you in advance.

spina spina
- Italy
1998

Hello, Spina. B117 specifies how to run a neutral salt spray test and is not specific to any particular finish. B201 describes a number of testing methods for chromate coatings on zinc or cadmium, of which salt spray testing is one method.

Ted Mooney, P.E.
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finishing.com - Pine Beach, New Jersey
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