{"id":"S2009006947","label":"Duplex stainless steel","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2009006947","normalized_label":"duplex stainless steel","broader":["http://id.loc.gov/authorities/subjects/sh85127793"],"aliases":["Chromium-nickel-molybdenum-iron alloys","Super duplex stainless steel"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2009006947","provider":"lcsh","revision":"f195ba802486e3ed","taxonomy_revision":"f050b5d4780b1289","title":"Duplex stainless steel","url":"/topics/S2009006947","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"14142653039382783524","address_version":"morton4x16-v1","coordinates":[0,478,64525,35840],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}