Phosphate coatings are often used to provide corrosion resistance, however, phosphate coatings on their own do not provide this because the coating is porous. Therefore, oil or other sealers are used to achieve corrosion resistance.he application of phosphate coatings makes use of phosphoric acid and takes advantage of the low solubility of phosphates in medium or high pH solutions.
Most training and development managers work full time during regular business hours, and some must travel for work. However, training and development managers work more overtime hours than the average worker; about half worked more than 40 hours per week in 2014.
Okay let's multiply 24 x 7 = 168. however a typical work day is 8 h â¦ ours (not counting for lunch) and a typical work week is 5 days = 40 hours how many work hours is normal for you would depend on your job.10 people found this useful. CEO may work 20 hours a week or 80. There is usually no set  schedule for a CEO as they are the head of a company or  corporation.