In order to prevent galvanic corrosion,an aluminum boat must be insulated from the davits and gripes. Which of the following is acceptable as an insulator?()
Corrosion and grooving on the blade of an exhaust driven turbocharger is caused by certain components of residual fuel oilsThese components are vanadium,sodium, and()
Oxygen corrosion in auxiliary boilers is prevented by treating the boiler feed tank with either sodium ()
To minimize corrosion, fuel oil strainer disks, spacers and scraper blades are made of ().
Those generally used additives for cooling water are either anti-corrosion oils or inorganic().
Oxygen corrosion in auxiliary boilers is prevented by treating the boiler feed tank with either sodium ()
"Cast iron has poor corrosion resistance to sea water, especially in the presence of bronzes" Implies().
Exhaust valve grooving and corrosion is caused by certain components of residual fuel oilThese components are sodium, sulfur, and ().
Wrought iron has an inherent resistance to corrosion but is not to be had freely , its place has been taken by the cuprous alloysAccording to the above sentence , which of the following statements is true?()
With (), the corrosion problems are much reduced in a central cooling system.