About: http://webisa.webdatacommons.org/440725327

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	The ring may also be formed from a material having low thermal conductivity which, when coupled against a ferrous material such as the pipe, does not create a galvanic reaction but is attachable to the weld.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es