Platform Frame: Load Capacity 500-5000 kg

Component Specifications

Definition

A platform frame is the foundational structural component of a lifting platform, engineered to support the platform deck, distribute operational loads evenly, and maintain rigidity during vertical movement. It typically consists of welded steel beams arranged in a rectangular or square configuration, with integrated mounting points for hydraulic cylinders, guide rails, and safety mechanisms. The frame's design ensures dimensional stability under dynamic loading conditions while minimizing deflection.

Working Principle

The platform frame operates on structural engineering principles, transferring vertical loads through beam members to the lifting mechanism while resisting torsional and bending forces. Its rigid construction maintains geometric integrity during ascent/descent cycles, with cross-bracing providing lateral stability. Load distribution follows static equilibrium principles, ensuring even stress dispersion across all connection points.

Materials

ASTM A36 structural steel (most common), ASTM A572 Grade 50 high-strength low-alloy steel, or ASTM A500 Grade B/C for tubular sections. Typical thickness: 6-12mm for main beams, 4-8mm for cross members. Surface treatment: hot-dip galvanizing (ISO 1461) or industrial epoxy coating.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Weight	80-1200 kg depending on size
Beam Section	100x50mm to 200x100mm rectangular tubing
Frame Height	150-300mm
Load Capacity	500-5000 kg
Deflection Limit	L/500 under full load
Welding Standard	AWS D1.1
Standard Dimensions	1000x2000mm to 2500x6000mm

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 12100, ISO 13849-1, DIN 15018, DIN EN 280

Parent Products

This component is used in the following industrial products

Lifting Platform

The structural component of an elevator mechanism that directly supports and transports the load.

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Engineering Analysis

Risks & Mitigation

Structural fatigue from cyclic loading
Weld failure under shock loads
Corrosion in humid environments
Improper load distribution causing instability

FMEA Triads

Trigger: Inadequate weld penetration at joints
Failure: Crack propagation leading to structural collapse
Mitigation: Implement AWS D1.1 welding procedures with qualified welders, conduct 100% visual inspection and random UT testing, maintain weld procedure specifications

Trigger: Corrosion in aggressive environments
Failure: Section loss reducing load capacity
Mitigation: Specify appropriate protective coatings (galvanizing or epoxy), implement regular inspection schedules, design with corrosion allowance

Industrial Ecosystem

Compatible With

Scissor lifts, Vertical reciprocating conveyors, Dock levelers, Maintenance platforms

Typical Suppliers & Equivalents

JLG, Genie, Haulotte, Snorkel, Skyjack

Compliance & Inspection

Tolerance

±2mm on overall dimensions, ±1mm on mounting hole positions, flatness within 3mm across diagonal

Test Method

Static load test per EN 280:2013, deflection measurement with laser alignment, weld inspection per ISO 5817 Level B

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

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Manufacturers of Platform Frame

Manufacturer profiles associated with Platform Frame.

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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 critical design considerations for platform frames?

Key considerations include: load capacity calculations with safety factors (typically 5:1), deflection limits under dynamic loading, corrosion resistance for the operating environment, compatibility with lifting mechanisms, and compliance with regional safety standards for lifting equipment.

How are platform frames tested for safety?

Frames undergo non-destructive testing (NDT) including ultrasonic weld inspection, load testing at 150% of rated capacity for 10 minutes, deflection measurement under load, and fatigue testing for cyclic applications. Documentation includes material certificates and weld procedure qualifications.

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.

Platform Frame