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Chromating code 7030 .. a Spanish standard?
2004
Hi..I'm doing yellow zinc chromating to this steel part.. and the drawing states : 7030 yellow zinc chromate..
I'm wondering what this "7030" means..? the drawing is from Spain..is this a Spanish une standard..that states coating specs..?
thanks for helping..!
Vincent Tan
ams biomedical - Jurong, Singapore
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