Vertical Legs: load_capacity 5000-50000 N

Component Specifications

Definition

Vertical legs are critical structural components in gantry frame systems that provide vertical support and stability. These components transfer loads from the horizontal beam and moving elements to the foundation, maintaining precise alignment and rigidity during operation. They are engineered to withstand compressive forces, bending moments, and dynamic vibrations while maintaining dimensional accuracy under varying operational conditions.

Working Principle

Vertical legs function as load-bearing columns that transfer vertical and lateral forces through compression and bending resistance. They maintain structural integrity by distributing operational loads evenly to the foundation while providing stable mounting points for horizontal beams and guide systems. Their design incorporates geometric stability principles to prevent buckling and maintain alignment under dynamic loading conditions.

Materials

Typically manufactured from structural steel (S355JR/S355J2), aluminum alloys (6061-T6/7075-T6), or high-strength carbon steel. Surface treatments include hot-dip galvanizing, powder coating, or anodizing for corrosion resistance.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Height Range	1000-5000 mm
Section Type	Rectangular/Square/Tubular
Load Capacity	5000-50000 N
Wall Thickness	5-25 mm
Perpendicularity	±0.2°
Surface Roughness	Ra 3.2 μm
Flatness Tolerance	±0.5 mm/m

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

ISO 2768, DIN 1025, ISO 9013, DIN EN 10025

Parent Products

This component is used in the following industrial products

Gantry Frame

The primary structural framework of a gantry crane that supports the hoist and trolley system.

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Engineering Analysis

Risks & Mitigation

Structural buckling under excessive load
Corrosion in harsh environments
Misalignment due to foundation settlement
Fatigue failure from cyclic loading

FMEA Triads

Trigger: Inadequate material strength or improper heat treatment
Failure: Permanent deformation or cracking under load
Mitigation: Implement material certification and regular non-destructive testing

Trigger: Poor welding quality or insufficient weld penetration
Failure: Joint failure leading to structural collapse
Mitigation: Apply qualified welding procedures and conduct weld inspections

Trigger: Foundation movement or uneven settling
Failure: Frame misalignment affecting machine accuracy
Mitigation: Install leveling systems and conduct regular alignment checks

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

Geometric tolerances per ISO 2768-m, dimensional accuracy ±0.1% of nominal height

Test Method

Load testing per ISO 12100, dimensional verification with laser trackers, ultrasonic thickness measurement

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Vertical Legs

Manufacturer profiles associated with Vertical Legs.

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Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review

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Frequently Asked Questions

What are the main functions of vertical legs in gantry frames?

Vertical legs provide structural support, maintain frame alignment, transfer operational loads to the foundation, and ensure stability during machine movement and operation.

How are vertical legs typically manufactured?

Vertical legs are manufactured through precision cutting (laser/plasma), bending, welding, and machining processes, followed by surface treatment and quality inspection.

What factors determine the material selection for vertical legs?

Material selection depends on load requirements, environmental conditions, weight constraints, corrosion resistance needs, and cost considerations.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Preliminary Technical Classification

This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Vertical Legs