Please enable JavaScript.
Coggle requires JavaScript to display documents.
RUSTING (corrosion process of iron and steel by air, water or other…
RUSTING (corrosion process of iron and steel by air, water or other surrounding substances)
-
Electroplating
unreactive metal can be coated to surface of cathode by electrolysis = that useful metal objects can be ‘plated’ with a chosen metal
-
cathode object to be plated, anode made from metal used to plate it
-
To electroplate metal object with copper, object must be made the negative electrode. anode made pure copper and a solution of copper(II) sulfate used as the electrolyte
-
ALLOY STEEL
IRON MAKING
-
CARBON STEEL
CAST IRON, MILD STEEL, MEDIUM STEEL, HIGH-CARBON STEEL = PROGRESSIVELY TOUGHER
STAINLESS STEEL (tough and does not corrode), TUNGSTEN STEEL (hard even at high temperatures), MANGANESE STEEL (tough and springy)
-
