Average Hourly Cost: The average hourly cost for sheet metal fabrication by a mechanical contractor in 2023 is estimated to be between $50 and $100 per hour.

Cost Breakdown: The cost of sheet metal fabrication includes labor costs, materials, overhead, and other related costs. Labor costs typically account for the majority of the total cost, while materials and overhead costs are typically minor.

Factors Affecting Cost: Several factors can affect the cost of sheet metal fabrication, such as the type and quality of the accessory, the complexity of the job, and the location and service provider. The type and quality of the accessory will affect the cost of labor and materials, while the complexity of the job will affect the labor costs. The location and service provider can also affect the cost, as different providers may charge different rates.