armour plate vs armor plating

armour plate and armor plating both are nouns.

Word	Noun	Adjective	Verb	Adverb
armour plate	Yes	No	No	No
armor plating	Yes	No	No	No

As nouns, armour plate and armor plating are synonyms defined as:

armour plate and armor plating: specially hardened steel plate used to protect fortifications or vehicles from enemy fire

Other synonyms of armour plate include armor plate, plate armor, plate armour.

armour plate (noun)	armor plating (noun)
specially hardened steel plate used to protect fortifications or vehicles from enemy fire	specially hardened steel plate used to protect fortifications or vehicles from enemy fire