About: http://webisa.webdatacommons.org/55487278

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	These steels consist mainly of Fe, Ni, Cr, and other additives as necessary to provide a yieldstrength between 50 and 300 ksi, preferably exceeding 200 ksi.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com