About: http://webisa.webdatacommons.org/447317235

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	than 20%, can be replaced by another metal, such as aluminum, titanium, zirconium,
http://www.w3.org/ns/prov#wasQuotedFrom	patent-de.com