pipe clamp vs clamp

pipe clamp and clamp both are nouns.

Word	Noun	Adjective	Verb	Adverb
pipe clamp	Yes	No	No	No
clamp	Yes	No	Yes	No

As nouns, clamp is a hypernym of pipe clamp; that is, clamp is a word with a broader meaning than pipe clamp:

pipe clamp: a clamp for holding pipe that is to be cut or threaded
clamp: a device (generally used by carpenters) that holds things firmly together

Other hypernyms of pipe clamp include clinch.

pipe clamp (noun)	clamp (noun)
a clamp for holding pipe that is to be cut or threaded	a device (generally used by carpenters) that holds things firmly together

pipe clamp (verb)	clamp (verb)
	impose or inflict forcefully
	fasten or fix with a clamp