Load Plate: Load Capacity 10-100 tons, Thickness 20-50 mm

Component Specifications

Definition

A load plate is a critical structural component within outrigger pad or float systems used in heavy machinery and mobile equipment. It serves as the primary interface between the hydraulic outrigger cylinder and the ground surface, designed to distribute concentrated loads over a larger area to prevent ground penetration, ensure stability, and maintain equipment safety during lifting, leveling, or stationary operations. Typically constructed from high-strength steel, it features engineered geometry to optimize load transfer and minimize stress concentrations.

Working Principle

The load plate operates on the principle of pressure distribution. When hydraulic pressure extends the outrigger cylinder, force is transmitted through the load plate to the ground. The plate's surface area reduces ground pressure (force per unit area) below the soil's bearing capacity, preventing sinking or tipping. Its flat or slightly concave design ensures even contact, while integrated features may allow for articulation or self-leveling on uneven terrain.

Materials

High-strength low-alloy (HSLA) steel (e.g., ASTM A572 Grade 50), heat-treated for durability; alternative materials include forged steel or aluminum alloys for lightweight applications. Surface treatments: Hardened coatings, galvanization, or powder coating for corrosion resistance.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Weight	15-120 kg
Thickness	20-50 mm
Load Capacity	10-100 tons
Mounting Type	Bolted or welded to outrigger foot
Diameter/Width	300-800 mm
Surface Finish	Machined or ground flat

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 8525, DIN 15020, ASME B30.5

Parent Products

This component is used in the following industrial products

Outrigger Pad/Float

A load-distributing component attached to outriggers to increase ground contact area and stability.

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Engineering Analysis

Risks & Mitigation

Overloading beyond rated capacity
Material fatigue from cyclic loading
Corrosion in harsh environments
Improper installation leading to instability

FMEA Triads

Trigger: Exceeding load capacity
Failure: Plate deformation or cracking
Mitigation: Use load monitoring systems and adhere to rated limits

Trigger: Corrosion due to moisture exposure
Failure: Reduced structural integrity
Mitigation: Apply protective coatings and conduct regular inspections

Trigger: Poor ground conditions
Failure: Uneven load distribution and tipping
Mitigation: Use ground mats or larger plates on soft terrain

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

Flatness tolerance within 0.5 mm per 300 mm, dimensional accuracy ±1%

Test Method

Non-destructive testing (ultrasonic, magnetic particle), load testing per ISO 8525 standards

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

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Inspection readiness

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

Supplier transparency

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Manufacturers of Load Plate

Manufacturer profiles associated with Load Plate.

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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 a load plate in an outrigger system?

To distribute the concentrated load from machinery over a larger ground area, preventing soil failure and ensuring stability during operations.

How do I select the right load plate for my equipment?

Consider the machine's maximum load, ground conditions, plate material (steel for heavy loads, aluminum for portability), and compatibility with your outrigger system's mounting interface.

Can load plates be used on all ground types?

Yes, but effectiveness varies. On soft ground, larger plates or additional floatation devices may be needed; on hard surfaces, ensure the plate material resists abrasion.

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.

Load Plate