About: http://webisa.webdatacommons.org/214791100

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	They are aged with an extended heat-treatment process, and their strength comes not from the usual suspect, carbon, but from compounds including alloys of nickel, cobalt, molybdenum, and titanium.
http://www.w3.org/ns/prov#wasQuotedFrom	musiciansfriend.com