Assertion: titanium's alloy | /r/HasProperty | chromium
Facets:
Source sentences:
text: It was the Elgin National Watch Company which introduced this alloy, composed of cobalt (40%), chromium (20%), iron (16%) and nickel (15%).
text: This alloy is composed of nickel, titanium, copper (5%) and chromium (0.2% - 0.5%).