angle iron vs angle bracket

angle iron and angle bracket both are nouns.

Word	Noun	Adjective	Verb	Adverb
angle iron	Yes	No	No	No
angle bracket	Yes	No	No	No

As nouns, angle iron and angle bracket are synonyms defined as:

angle iron (noun)	angle bracket (noun)
an L-shaped metal bracket	an L-shaped metal bracket
	either of two punctuation marks (`<' or `>') used in computer programming and sometimes used to enclose textual material