{"license":"https://creativecommons.org/licenses/by/4.0/","dataset":"atlas","mode":"workspace","updatedThrough":"2026-08-15","citation":"Antitrust Radar, Atlas Research Workspace: Primary metal manufacturing; Foundries (2026-08-15); 2 canonical profiles and 1 declared supporting edges.","guardrail":"The workspace assembles canonical profiles and declared Atlas edges for research navigation. A direct edge preserves only its encoded evidence statement. A multi-hop route does not establish a direct endpoint relationship, make unlike measures comparable, define a legal market, assign ownership, control, liability, or causation, or prove a policy effect.","filters":{"duplicateItems":[],"items":["industry:331","industry:3315"],"itemsMatched":true,"requestedItems":["industry:331","industry:3315"],"truncated":false,"unmatchedItems":[],"layer":"measurement","layerMatched":true,"view":"map"},"diagnostics":{"bridgeDependenceRate":0,"confidenceCounts":{"bounded":0,"high":1,"low":0,"medium":0},"connectedPairRate":1,"directPairRate":1,"layerCounts":[{"count":1,"layer":"measurement"},{"count":0,"layer":"organization"},{"count":0,"layer":"enforcement"},{"count":0,"layer":"research"}],"sourceBearingEdgeCount":1,"sourceCoverageRate":1,"transitNodes":[]},"summary":{"bridgedPairCount":0,"connectedPairCount":1,"connectorNodeCount":0,"directPairCount":1,"disconnectedPairCount":0,"layerCount":1,"ledgerEdgeCount":1,"nodeKindCount":1,"pairCount":1,"selectedNodeCount":2,"sourceCount":1},"selectedNodes":[{"id":"industry:331","kind":"industry","label":"Primary metal manufacturing","shortLabel":"331 Primary metal manu...","description":"2022 Economic Census employer-firm concentration screen for NAICS 331.","href":"/industries/331","metricLabel":"Revenue HHI","metricValue":"234.7","detail":"2.4K firms / 323.1B revenue","status":"published","year":2022,"color":"#f59e0b","searchText":"331 primary metal manufacturing 31","connectionCount":7},{"id":"industry:3315","kind":"industry","label":"Foundries","shortLabel":"3315 Foundries","description":"2022 Economic Census employer-firm concentration screen for NAICS 3315.","href":"/industries/3315","metricLabel":"Revenue HHI","metricValue":"170.4","detail":"1.2K firms / 32.8B revenue","status":"published","year":2022,"color":"#f59e0b","searchText":"3315 foundries 31","connectionCount":4}],"connectorNodes":[],"pairs":[{"id":"industry:331--industry:3315","leftId":"industry:331","leftLabel":"Primary metal manufacturing","rightId":"industry:3315","rightLabel":"Foundries","status":"direct","directEdgeCount":1,"shortestHopCount":1,"alternativeShortestPathCount":0,"primaryPathNodeIds":["industry:331","industry:3315"],"primaryPathEdgeIds":["industry-hierarchy:3315:331"]}],"sources":[{"edgeCount":1,"href":"/sources/census-ecnsize-concentration-2022","id":"census-ecnsize-concentration-2022","label":"2022 Economic Census Concentration of Largest Firms","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip"}],"rows":[{"id":"industry-hierarchy:3315:331","layer":"measurement","relationshipType":"industry_hierarchy","relationshipLabel":"NAICS parent classification","fromId":"industry:3315","fromKind":"industry","fromLabel":"Foundries","fromHref":"/industries/3315","toId":"industry:331","toKind":"industry","toLabel":"Primary metal manufacturing","toHref":"/industries/331","evidenceLabel":"2022 NAICS hierarchy","evidenceDetail":"Foundries (NAICS 3315) is classified under Primary metal manufacturing (NAICS 331) in the 2022 NAICS hierarchy.","sourceId":"census-ecnsize-concentration-2022","sourceUrl":"https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200SIZECONCEN.zip","confidenceLevel":"high","indicatorId":null,"entityCode":null,"observationCount":null,"firstYear":null,"latestYear":null,"preferredView":null,"sourceIds":null,"guardrail":"A NAICS parent-child link records Census classification ancestry; it does not establish product substitutability, a legal antitrust market, or competitive effects."}]}