About: http://webisa.webdatacommons.org/104602442

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	Materials such as brass, phosphor bronze, or stainless steel may be employed with the thicknesses ranging on the order of about 0.008 to 0.025 inches.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com