Teardrop Pallet Rack Manufacturers & Factory in the Chile Market

Industry Whitepaper & Technical Standard

Teardrop Pallet Rack Engineering Architecture for High Seismic Zones in Chile

As one of the world's most dynamic logistically linked economies, Chile serves as the gateway to South American trade. However, operating supply chain facilities in Santiago, Valparaíso, Antofagasta, or Concepción presents a unique structural challenge: severe seismic activity. Designing industrial warehouse racking systems for the Chilean market demands much more than basic structural steel fabrication—it requires rigorous adherence to Chilean seismic design standard NCh2369 (Diseño sísmico de estructuras e instalaciones industriales) and NCh433, alongside international guidelines such as ANSI/RMI MH16.1 and EN 15512.

Teardrop pallet racking has emerged as the most favored boltless racking geometry across Chilean third-party logistics (3PL), retail distribution centers (CenCoSud, Falabella, Walmart Chile), and mining supply facilities. Featuring a standardized teardrop hole pattern punched on 2-inch (50.8mm) increments, teardrop systems offer exceptional flexibility, tool-free vertical beam adjustment, and rapid component assembly. However, to operate safely under high acceleration seismic loading (Zone 3 seismic parameters in coastal Chile), teardrop racking frames manufactured for Chile must undergo structural reinforcement, enhanced baseplate anchorage engineering, and severe ductility stress calculations.

1. Seismic Anchorage & Upright Structural Integrity

Under Chilean seismic guidelines, industrial pallet racking must act as a ductilised moment-resisting frame in the down-aisle direction and a braced frame in the cross-aisle direction. Our teardrop frames incorporate dynamic diagonal and horizontal bracing welded or bolted with high-tensile Grade 8.8 structural fasteners. Upright columns feature thick profile geometries (ranging from 14-gauge to 12-gauge cold-formed steel profiles) with high moment of inertia values.

Floor baseplates are critical components. Rather than standard light-duty footpads, teardrop racks designed for Chilean installations utilize heavy seismic footplates (minimum 6mm to 10mm steel thickness) welded directly to the column base. Dual seismic anchor bolts (chemical anchors or mechanical wedge expansion bolts) secure each footplate to the concrete slab, ensuring forces are transferred directly without spalling the underlying concrete base.

2. Teardrop Beam Connection Geometry & Deflection Criteria

The beam-to-column connection is the primary load transfer point. Our teardrop step beams are engineered from high-yield strength steel coils, roll-formed into continuous closed-box sections. The end connectors utilize precision cast or stamped steel plates with 3-pin or 4-pin teardrop lugs that drop securely into the upright teardrop punchings. An automatic spring-loaded steel safety lock engages instantly upon insertion, preventing accidental beam dislodgement caused by forklift impact or dynamic vertical rebound forces during seismic ground motions.

3. Surface Treatment for Chilean Coastal & Arid Climates

Chile's geography ranges from the hyper-arid Atacama Desert in the north to humid coastal ports like San Antonio and Valparaíso. Corrosion protection is mandatory. Our manufacturing plant utilizes a 9-stage automatic chemical pretreatment process (degreasing, phosphating, and deionized water rinsing) followed by thermosetting pure epoxy-polyester powder coating cured at 200°C. For extreme saline environments or cold-storage facilities, hot-dip galvanizing to ISO 1461 standards is applied to protect uprights and wire mesh decking against rust and chemical degradation.