Screw hook

Screw hooks are mechanical fastening components designed for overhead suspension and cable management in industrial and electrical installations. These hooks feature a threaded shank that allows secure anchoring into wood, concrete, or metal substrates, with load capacities typically ranging from 10 kg to over 100 kg depending on diameter and material grade. Common configurations include closed-eye hooks, open J-hooks, and swivel hooks, often manufactured from galvanized steel, stainless steel, or zinc-plated carbon steel for corrosion resistance in harsh environments. The thread pitch and length vary by application, with metric (M6 to M20) and imperial sizes available. Screw hooks are essential for supporting cable trays, conduit runs, lighting fixtures, and overhead busbar systems in industrial plants, warehouses, and commercial buildings.

These components are widely deployed in electrical distribution rooms, automation control cabinets, and production line overhead grids. In industrial settings, screw hooks secure heavy-duty cables for motor drives, variable frequency drives (VFDs), and robotic arms. They are also used in HVAC systems for ductwork support, in telecommunications for fiber optic cable routing, and in renewable energy installations like solar panel arrays and wind turbine nacelles. The hooks must comply with standards such as DIN 529, ISO 898, or ASTM A153 for mechanical properties and corrosion protection. Environmental considerations include temperature ranges from -40°C to +150°C and resistance to UV degradation for outdoor use.

Key subcategories include closed-eye screw hooks (e.g., DIN 529-A), open J-hooks (e.g., DIN 529-B), and swivel hooks with ball bearings for dynamic loads. Article codes typically follow patterns like SH-M10-100 for a metric M10 hook with 100 mm thread length, or SH-3/8-4 for an imperial 3/8-inch hook with 4-inch thread. Materials are indicated by suffixes: -GS for galvanized steel, -SS for stainless steel 304/316, and -ZC for zinc-coated. Load ratings are often embedded in the code, e.g., SH-M12-150-50KG for a 50 kg rated hook. These codes ensure traceability and compatibility with specific mounting substrates and environmental conditions.

Electric Automation Network provides express worldwide shipping for screw hooks, with stock available in standard and custom configurations. Our engineering team offers technical support for load calculations, thread selection, and installation torque specifications. We supply detailed datasheets with pull-out test data, material certificates, and corrosion resistance ratings. Bulk orders receive volume discounts and tailored packaging for project logistics. Contact our specialists for assistance with selecting the right screw hook for your overhead suspension or cable management application.