Main Upright: weight_capacity 500-2000 kg, height 1500-3000 mm

Component Specifications

Definition

The Main Upright is a critical structural component within trolley frames, designed as a vertical column that supports both static and dynamic loads during material handling operations. It ensures dimensional stability, maintains proper alignment of moving parts, and transfers operational forces to the frame base. Typically manufactured with precision machining for mounting interfaces, it incorporates features for attaching cross-members, guide rails, and lifting mechanisms while maintaining rigidity under torsional and bending stresses.

Working Principle

The Main Upright functions as a cantilevered or fixed-end column that resists compressive, bending, and torsional forces. It provides a stable vertical reference plane for trolley movement, with mounting points for horizontal beams and guidance systems. During operation, it distributes loads through its cross-sectional geometry and material properties, maintaining alignment through rigid connection to the base frame and cross-members.

Materials

Typically ASTM A36 or A500 Grade B/C steel for structural applications, with alternatives including aluminum alloys (6061-T6) for lightweight applications or stainless steel (304/316) for corrosive environments. Material specifications include yield strength (min 250 MPa for steel), tensile strength, and elongation properties with surface treatments like powder coating, galvanization, or anodizing.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Height	1500-3000 mm
Thickness	3-8 mm
Cross Section	Rectangular or C-channel
Surface Finish	Powder coated RAL 9005
Weight Capacity	500-2000 kg
Mounting Hole Pattern	Standardized grid

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 22915, DIN 15018, DIN EN 10025

Parent Products

This component is used in the following industrial products

Trolley Frame

The structural framework that forms the main body of a trolley, providing support and shape.

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Engineering Analysis

Risks & Mitigation

Structural fatigue from cyclic loading
Corrosion in humid environments
Misalignment due to improper installation
Overloading beyond rated capacity
Weld failure at connection points

FMEA Triads

Trigger: Material fatigue from repeated loading cycles
Failure: Crack propagation leading to structural failure
Mitigation: Implement regular inspection protocols, use materials with higher fatigue resistance, and design with appropriate safety factors

Trigger: Corrosive environment exposure
Failure: Section loss and reduced load capacity
Mitigation: Apply protective coatings, use corrosion-resistant materials, and establish maintenance schedules for coating renewal

Trigger: Improper installation alignment
Failure: Premature wear of moving components and reduced system accuracy
Mitigation: Provide detailed installation procedures with alignment specifications and verification checkpoints

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

±0.5 mm for mounting hole positions, ±1.0 mm for overall dimensions, straightness tolerance of 1:1000 of height

Test Method

Dimensional verification with CMM, load testing to 150% of rated capacity, non-destructive testing for weld integrity, surface coating adhesion tests per ASTM D3359

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 Main Upright

Manufacturer profiles associated with Main Upright.

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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 is the primary function of the Main Upright in trolley frames?

The Main Upright serves as the primary vertical load-bearing element that supports the trolley's operational weight and dynamic loads while maintaining structural alignment and providing mounting points for other components.

How do I select the appropriate Main Upright material?

Material selection depends on load requirements, environmental conditions, and weight constraints. Steel offers maximum strength for heavy loads, aluminum reduces weight for mobile applications, and stainless steel provides corrosion resistance for harsh environments.

What standards apply to Main Upright design and manufacturing?

Key standards include ISO 12100 for safety, ISO 22915 for industrial trucks, DIN 15018 for crane structures, and material standards like DIN EN 10025 for structural steels.

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.

Main Upright