@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<http://www.irandoc.acir/onto/irandoc/insp0007018>
  skos:prefLabel "Vickers hardness"@en, "سختی ویکرز"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007026> .

<http://www.irandoc.acir/onto/irandoc/insp0007027>
  skos:prefLabel "Impact strength"@en, "استحکام ضربه‌ای"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007026> .

<http://www.irandoc.acir/onto/irandoc/insp0007012>
  skos:prefLabel "Fracture"@en, "شکستگی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007026> .

<http://www.irandoc.acir/onto/irandoc/insp0007028>
  skos:prefLabel "Notch strength"@en, "استحکام دندانه"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007026> .

<http://www.irandoc.acir/onto/irandoc/insp000968>
  skos:prefLabel "Fracture toughness testing"@en, "آزمون چغرمگی شکست"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007026> .

<http://www.irandoc.acir/onto/irandoc/insp0007032>
  skos:prefLabel "Mechanical strength"@en, "استحکام مکانیکی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0007026> .

<http://www.irandoc.acir/onto/irandoc/insp0007021>
  skos:prefLabel "Indentation"@en, "تورفتگی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007026> .

<http://www.irandoc.acir/onto/irandoc/insp0007026>
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0007027>, <http://www.irandoc.acir/onto/irandoc/insp0007021>, <http://www.irandoc.acir/onto/irandoc/insp000968>, <http://www.irandoc.acir/onto/irandoc/insp0007028>, <http://www.irandoc.acir/onto/irandoc/insp0007018>, <http://www.irandoc.acir/onto/irandoc/insp0007012> ;
  a skos:Concept, <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0007032> ;
  skos:prefLabel "Fracture toughness"@en, "چغرمگی شکست"@fa ;
  skos:altLabel "impact toughness"@en .