Bolt and Nut D24
Coating metals has always been a good way to protect it from humidity and corrosive substances. Depending on the sensitivity of metal, density of humidity and corrosive substances, type of corrosive material either it is acid or ammonium different ways of coating are being used. Zinc coating and cadmium coating are the most common ones for bolts and nuts.
Product description
The bolts and nuts and the stud bolts that are being used in Oil and gas industry require stronger coating that sewage industry therefore the former is usually cadmium coated and the latter is zinc coated.
