{
    "code": "3548",
    "title": "Electric and Gas Welding and Soldering Equipment",
    "sic_manual": "OSHA SIC Manual",
    "level": "Industry",
    "major_group_code": "35",
    "parent_code": "354",
    "parent_title": "Metalworking Machinery and Equipment",
    "plain_english_definition": "",
    "summary_plain": "",
    "official_definition": "Establishments primarily engaged in manufacturing electric and gas welding and soldering equipment and accessories. Also included are establishments primarily engaged in coating welding wire from purchased wire or from wire drawn in the same establishment.",
    "official_source": "https://www.osha.gov/sic-manual/3548",
    "classification_note": "",
    "included_activities": [
        "Arc-welder transformers (separate)",
        "Arc-welders, transformer-rectifier",
        "Arc-welding generators, a.c. and d.c.",
        "Electrode holders for electric welding apparatus",
        "Electrodes, electric welding"
    ],
    "excluded_activities": [
        {
            "label": "Hand and Edge Tools, except Machine Tools and Handsaws",
            "code": "3423",
            "title": "Hand and Edge Tools, except Machine Tools and Handsaws",
            "url": "https://siccode.com/sic-code/3423/hand-edge-tools"
        }
    ],
    "confused_codes": [],
    "official_siblings": [
        {
            "code": "3541",
            "title": "Machine Tools, Metal Cutting Types",
            "url": "https://siccode.com/sic-code/3541/machine-tools-metal-cutting-types",
            "label": "Industry"
        },
        {
            "code": "3542",
            "title": "Machine Tools, Metal Forming Types",
            "url": "https://siccode.com/sic-code/3542/machine-tools-metal-forming-types",
            "label": "Industry"
        },
        {
            "code": "3543",
            "title": "Industrial Patterns",
            "url": "https://siccode.com/sic-code/3543/industrial-patterns",
            "label": "Industry"
        },
        {
            "code": "3544",
            "title": "Special Dies and Tools, Die Sets, Jigs and Fixtures, and Industrial Molds",
            "url": "https://siccode.com/sic-code/3544/special-dies-tools-die-sets-jigs-fixtures-industrial-molds",
            "label": "Industry"
        },
        {
            "code": "3545",
            "title": "Cutting Tools, Machine Tool Accessories, and Machinists' Precision Measuring Devices",
            "url": "https://siccode.com/sic-code/3545/cutting-tools-machine-tool-accessories-machinists-precision-measuring-devices",
            "label": "Industry"
        },
        {
            "code": "3546",
            "title": "Power-Driven Hand Tools",
            "url": "https://siccode.com/sic-code/3546/power-driven-hand-tools",
            "label": "Industry"
        },
        {
            "code": "3547",
            "title": "Rolling Mill Machinery and Equipment",
            "url": "https://siccode.com/sic-code/3547/rolling-mill-machinery-equipment",
            "label": "Industry"
        },
        {
            "code": "3548",
            "title": "Electric and Gas Welding and Soldering Equipment",
            "url": "https://siccode.com/sic-code/3548/electric-gas-welding-soldering-equipment",
            "label": "Industry"
        },
        {
            "code": "3549",
            "title": "Metalworking Machinery, Not Elsewhere Classified",
            "url": "https://siccode.com/sic-code/3549/metalworking-machinery",
            "label": "Industry"
        }
    ],
    "official_children": [],
    "related_naics_codes": [
        {
            "code": "333992",
            "title": "Welding and Soldering Equipment Manufacturing ",
            "url": "https://siccode.com/naics-code/333992/welding-soldering-equipment-manufacturing"
        },
        {
            "code": "335311",
            "title": "Power, Distribution, and Specialty Transformer Manufacturing",
            "url": "https://siccode.com/naics-code/335311/power-distribution-specialty-transformer-manufacturing"
        }
    ],
    "example_companies": [
        {
            "name": "Aro Welding Tech Inc",
            "url": "https://siccode.com/business/aro-welding-tech-inc",
            "city": "New Baltimore",
            "state": "MI",
            "reviewed": false
        },
        {
            "name": "Bernard",
            "url": "https://siccode.com/business/bernard-1",
            "city": "Beecher",
            "state": "IL",
            "reviewed": false
        },
        {
            "name": "Attc Inc",
            "url": "https://siccode.com/business/attc-inc",
            "city": "Bradenton",
            "state": "FL",
            "reviewed": false
        },
        {
            "name": "Manufacturing Technology Inc",
            "url": "https://siccode.com/business/manufacturing-technology-inc",
            "city": "South Bend",
            "state": "IN",
            "reviewed": false
        },
        {
            "name": "Weilding And Desi",
            "url": "https://siccode.com/business/weilding-and-desi",
            "city": "Bronx",
            "state": "NY",
            "reviewed": false
        },
        {
            "name": "Aufhauser Corp",
            "url": "https://siccode.com/business/aufhauser-corp",
            "city": "Plainview",
            "state": "NY",
            "reviewed": false
        },
        {
            "name": "Park Avenue Welding",
            "url": "https://siccode.com/business/park-avenue-welding",
            "city": "Madison",
            "state": "NJ",
            "reviewed": false
        },
        {
            "name": "Airgas NCN",
            "url": "https://siccode.com/business/airgas-ncn-1",
            "city": "Redwood City",
            "state": "CA",
            "reviewed": false
        },
        {
            "name": "T C Steel",
            "url": "https://siccode.com/business/t-c-steel",
            "city": "San Francisco",
            "state": "CA",
            "reviewed": false
        },
        {
            "name": "Selected Soldering Technologies",
            "url": "https://siccode.com/business/selected-soldering-technologies",
            "city": "Chula Vista",
            "state": "CA",
            "reviewed": false
        },
        {
            "name": "Arc Products And Lincoln Electric Co",
            "url": "https://siccode.com/business/arc-products-and-lincoln-electric-co",
            "city": "San Diego",
            "state": "CA",
            "reviewed": false
        }
    ],
    "company_count": 289,
    "email_contact_count": 160,
    "phone_count": 261,
    "website_count": 300,
    "database_as_of": "Nov 13, 2026",
    "count_type": "commercial",
    "count_disclaimer": "These are SICCODE.com commercial database counts, not official government establishment totals. Website-Reviewed & Enriched is a separate review of company websites for products, services, markets, and fit.",
    "canonical_url": "https://siccode.com/sic-code/3548/electric-gas-welding-soldering-equipment",
    "json_url": "https://siccode.com/sic-code/3548.json",
    "reviewed_by": "Industry Classification Review Team",
    "last_updated": "October 2026"
}