Plate Work Manufacturing

NAICS 332313 · Fabricated Metal Product Manufacturing · SBA size standard: 750 employees

Plate work manufacturers cut, form, weld and finish heavy steel plate into custom fabrications such as machine bases, pressure vessels, structural frames and industrial hoppers. For a shop that receives engineered drawings and customer specifications, the specialists turn incoming orders into job packets with cut lists and weld procedures, schedule jobs on available equipment and certified welders, generate material requisitions, track in-process quality and inspection points, and prepare shipping and test documentation. Welding procedures, material certifications, welder qualifications and customer-specified inspections remain with the shop supervisor and quality manager.

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What makes this business different

  • Custom engineered drawings and specifications that must be followed exactly, including material grade, weld procedures and tolerances
  • Heavy material handling with cranes, forklifts and positioning equipment that requires daily safety checks
  • Certified welding procedures, welder qualifications and material test reports that must be maintained and matched to each job
  • In-process and final inspections including visual, dimensional, dye penetrant or magnetic particle testing as specified
  • Plate inventory tracked by heat number, grade and remnant sizes for traceability
  • Job-specific permits, pressure testing or third-party inspections required by customer or code
  • Large finished fabrications that require special crating, blocking and transport coordination

Specialist bots

  • a worker at a steel desk reviewing large engineering drawings spread across a table next to a computer monitor showing a 3D model of a fabricated base

    Drawing and Order Reviewer

    Convert incoming drawings, specifications and purchase orders into complete job packets with cut lists and routing.

    Works in: Ambitious Docs, Ambitious Tasks, Contract Analyzer · Workflows: Order and drawing review

    Automates

    • Extracts material grades, weld procedures and inspection requirements from drawings
    • Builds bill of materials and cut lists
    • Checks against shop equipment and backlog
    • Drafts job acknowledgment and clarification requests

    Stops for a person

    • Shop supervisor approves any deviations from drawings
    • A person sends all customer communications and change orders
    • Quality manager confirms required inspection points
  • a worker measuring a large steel plate with a tape measure on a cutting table beside a CNC plasma cutter with fresh cut parts stacked nearby

    Material and Cutting Coordinator

    Turn job bills of materials into plate requisitions, purchase orders and CNC cut programs while preserving heat traceability.

    Works in: Ambitious Sheets, Ambitious Tasks, Ambitious Docs · Workflows: Material requisition and cutting

    Automates

    • Calculates required plate quantities by grade and size
    • Checks current inventory and remnants
    • Generates purchase requisitions
    • Creates nested cut lists for the plasma table
    • Labels parts with job and heat numbers

    Stops for a person

    • Purchasing manager approves all material purchases
    • Shop lead verifies cut programs before running on the machine
  • a worker standing at a large scheduling board on a shop wall writing job numbers and dates next to welding bay diagrams

    Fabrication Scheduler

    Assign jobs to welding bays, certified welders and equipment while sequencing all quality hold points.

    Works in: Ambitious Tasks, Ambitious Sheets · Workflows: Fabrication scheduling and dispatch

    Automates

    • Matches jobs to available certified welders and bay space
    • Builds daily and weekly production schedule
    • Creates job travelers with required inspection points
    • Updates overall shop capacity view

    Stops for a person

    • Shop supervisor assigns welders and approves schedule changes
    • Crane and rigging requirements are confirmed by a qualified person
  • a worker in welding gear using a temperature stick on a large steel plate assembly inside a fabrication shop with overhead cranes visible

    Welding and Quality Clerk

    Track welder qualifications, welding procedure specifications and in-process quality records for each fabrication.

    Works in: Ambitious Docs, Ambitious Tasks, Ambitious Sheets · Workflows: Welding and in-process quality

    Automates

    • Verifies welder qualification matches the procedure
    • Logs preheat, interpass and weld parameters
    • Schedules inspection hold points
    • Maintains weld map and repair logs

    Stops for a person

    • Certified weld inspector performs and signs off all examinations
    • Shop supervisor reviews and approves all quality records before final inspection
  • a worker using a precision measuring tape on a large welded steel frame inside a brightly lit fabrication shop with drawings on a nearby stand

    Final Inspection Coordinator

    Compile dimensional checks, nondestructive test results and all required documentation into a final data package.

    Works in: Ambitious Docs, Ambitious Tasks, Ambitious Sheets · Workflows: Final inspection and testing

    Automates

    • Assembles material test reports and welder qualifications
    • Creates inspection checklists based on drawing notes
    • Drafts the final data book structure
    • Tracks third-party inspector availability

    Stops for a person

    • Quality manager performs or witnesses final inspections
    • Customer or code inspector signs off on completed work
    • A person releases the final documentation package
  • a worker securing heavy chains around a large fabricated steel hopper on a flatbed trailer in an outdoor loading yard

    Shipping and Logistics Coordinator

    Prepare packing lists, blocking instructions and carrier arrangements for oversized fabrications.

    Works in: Ambitious Tasks, Ambitious Docs, Ambitious Sheets · Workflows: Shipping and delivery coordination

    Automates

    • Generates packing lists and bills of lading
    • Determines required crating and blocking
    • Drafts customer shipping notifications
    • Tracks job closure in inventory system

    Stops for a person

    • Shop supervisor confirms proper securing of loads
    • A person contacts carriers and obtains necessary permits
  • a worker applying a heat number stencil to a large remnant steel plate in a warehouse storage area with other plates racked vertically nearby

    Plate Inventory and Traceability Tracker

    Maintain heat-number traceability, remnant tracking and material reconciliation for all plate stock.

    Works in: Ambitious Sheets, Ambitious Tasks, Ambitious Docs · Workflows: Plate inventory and remnant tracking

    Automates

    • Updates inventory by grade, thickness and heat number
    • Records remnant sizes and locations
    • Reconciles material usage per job
    • Generates reorder reports

    Stops for a person

    • Purchasing manager approves all plate purchases
    • Quality manager confirms traceability records meet customer requirements

Workflows

Order and drawing review

Starts when: New customer purchase order or drawing package arrives

  1. Extract job requirements, material grade, weld procedures and inspection points from drawings and specifications
  2. Check against shop capabilities, equipment capacity and current backlog
  3. Create a job packet with cut list, bill of materials and routing sheet
  4. Flag any missing information or clarifications needed
  5. Draft acknowledgment and lead-time confirmation

Watch for: Exact match of material grade and weld procedure to customer or code requirements; Any deviation must be approved in writing by the customer before release

Material requisition and cutting

Starts when: Job packet is released to production

  1. Explode bill of materials into plate sizes and quantities
  2. Check against current plate inventory by grade and heat number
  3. Draft purchase order for any shortfall
  4. Generate nested cut program for CNC plasma or oxy-fuel table
  5. Label each cut piece with job number, part name and heat number

Watch for: Traceability of raw material heat numbers must be preserved through cutting; Remnant plates must be measured, labeled and returned to inventory

Fabrication scheduling and dispatch

Starts when: Cut pieces are ready and drawings approved

  1. Assign job to available welding bay and certified welders
  2. Sequence fit-up, welding, grinding and inspection steps
  3. Update equipment and manpower schedule
  4. Release job traveler with required quality hold points
  5. Notify quality manager of upcoming inspection points

Watch for: Welders must be qualified to the exact procedure for the joint and position; Heavy lifts require coordinated crane scheduling

Welding and in-process quality

Starts when: Fit-up is complete and ready for welding

  1. Verify welder qualification and procedure specification
  2. Log preheat, interpass temperatures and weld parameters
  3. Schedule in-process visual and nondestructive testing at hold points
  4. Record all variables on the traveler
  5. Flag any rework or repair requirements

Watch for: All weld parameters must be recorded exactly as performed; Repairs require re-inspection and documentation

Final inspection and testing

Starts when: Fabrication is complete and ready for final review

  1. Perform dimensional inspection against drawing tolerances
  2. Complete required visual, dye penetrant or magnetic particle examination
  3. Prepare material test reports, weld logs and welder qualification records
  4. Draft final data package for customer
  5. Schedule any third-party or code inspector if required

Watch for: Customer or code inspector must witness certain tests; All documentation must be compiled before release

Shipping and delivery coordination

Starts when: Final inspection is signed off

  1. Determine required blocking, crating and transport method
  2. Generate packing list, bill of lading and shipping labels
  3. Schedule truck or heavy haul carrier
  4. Draft customer notification of shipment
  5. Close job in inventory and accounting systems

Watch for: Oversize loads may require special permits and escorts; Heavy fabrications must be properly secured to prevent damage in transit

Plate inventory and remnant tracking

Starts when: Weekly and after each cut

  1. Update plate inventory by grade, thickness and heat number
  2. Record remnants with usable dimensions and return to stock
  3. Reconcile material used versus purchased for each job
  4. Generate reorder points for standard plate sizes
  5. Maintain heat number traceability reports

Watch for: Full material traceability is required for pressure vessels and structural work; Remnants must be protected from contamination

Bot templates for this industry

Source: U.S. Small Business Administration, Office of Size Standards, Table of Small Business Size Standards Matched to North American Industry Classification System Codes, version March 2023 (effective 2023-03-17, NAICS 2022). Size standards are shown for reference only.