About: http://webisa.webdatacommons.org/143916130

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	After machining, e.g. threading, the screws or bolts are normalized by heating them up to a temperature of about 850.degree.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com