armor plating vs armour plate

armor plating and armour plate both are nouns.

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

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

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

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

armor plating (noun)	armour plate (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