{"L1_core": {"domain": "manufacturing", "category": "joining", "entity_type": "process"}, "L2_process": {"types": {"laser": {"use": "automation", "description": "Laser Beam Welding"}, "MIG_GMAW": {"shielding": "gas", "description": "Gas Metal Arc Welding"}, "MMA_SMAW": {"use": "field", "description": "Shielded Metal Arc Welding"}, "TIG_GTAW": {"use": "precision", "description": "Gas Tungsten Arc Welding"}}, "standards": ["ISO 3834", "AWS D1.1", "EN 1090", "ISO 15614"], "parameters": {"current_A": [10, 600], "voltage_V": [10, 50], "wire_diameter_mm": [0.6, 1.6], "travel_speed_mm_min": [50, 2000]}}, "L5_metadata": {"updated": "2026-01-04", "version": "2.0"}, "L3_relations": {"applies_to": ["steel", "stainless_steel", "aluminum", "titanium"], "related_processes": ["cutting", "grinding", "inspection"]}}