SPECIALIZED COMPONENTS

SPECIALIZED ARM & COMPONENT MANUFACTURING

SMD Structures & Utilities specializes in the manufacturing of custom arms and specialized components for utility transmission projects. Our precision manufacturing capabilities ensure that every component meets the exacting standards required for reliable power infrastructure.

Custom Arm Manufacturing

Our welded arm capabilities include:

• Arm Diameter Range: 6" to 24" diameter
• Length Capacity: Up to 24 feet in length
• Wall Thickness: Up to 0.5" thick
• Hole-to-Hole Spacing: ±1/16" tolerance for precise field assembly
• Custom Jigs: Specialized fixtures for repeatable manufacturing
• Quality Control: 100% visual and dimensional inspection
• NDT Testing: Non-destructive testing as required by customers

Manufacturing Process

• Material Selection: High-quality steel grades meeting ASTM standards
• Precision Cutting: CNC plasma cutting for accurate component shapes
• Forming Operations: Press brake forming for complex geometries
• Welding: Submerged Arc Welding (SAW) for longitudinal seams
• Attachment Welding: Flux-Cored Arc Welding (FCAW) for brackets and fittings
• Drilling: CNC drilling for precise hole patterns
• Surface Treatment: Blasting, galvanizing, or painting as specified

Quality Assurance

• Dimensional Inspection: Comprehensive measurement at each stage
• Welding Inspection: Visual, ultrasonic, and magnetic particle inspection
• Material Traceability: Complete MTR (Material Test Report) documentation
• Coating Verification: Thickness measurement and adhesion testing
• Documentation: Complete packages for utility compliance

Specialized Components

• Crossarms: Custom-designed crossarms for various voltage levels
• Brackets: Equipment mounting brackets and supports
• Connectors: Specialized connection components
• Hardware: Custom hardware and fastening systems
• Accessories: Safety equipment and maintenance components

Project Support Services

• Kitting & Packaging: Organized packaging for field installation
• Expedited Delivery: Rush orders for outage-critical projects
• Freight Coordination: Logistics management for timely delivery
• Inventory Management: Stock management for recurring orders
• Technical Support: Engineering assistance for installation

Standards & Compliance

• Structural Standards: ASCE 48, AISC
• Welding Standards: AWS D1.1
• Material Standards: ASTM A36, A572, A1011
• Coating Standards: ASTM A123, ASTM D3359
• Electrical Standards: NESC compliance

Custom Design Capabilities

• Engineering support for custom component design
• 3D modeling and prototyping services
• Load analysis and structural verification
• Value engineering for cost optimization
• Rapid prototyping for concept validation

Contact

Sukhi Kohli

Cell: 832.526.0407 or sukhi@smdstructures.com