PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • pipes, plate and sections, including highly-engineered prime carbon or alloy steel pipe, pipe components, valves and high-grade structural sections and plate.
http://www.w3.org/ns/prov#wasQuotedFrom
  • getfilings.com