About: http://webisa.webdatacommons.org/62363172

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	Among these, titanium, tungsten, tantalum, chrome or molybdenum or alloys thereof are preferred, especially titanium or tungsten or their alloy.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com