End Plate: Thickness 8-20mm, Hardness 150-250 HB

Component Specifications

Definition

An End Plate is a flat or shaped metal plate designed to cap and reinforce the terminal ends of cross-beams or bridge structures in industrial equipment. It serves multiple functions including distributing loads, preventing beam deformation, providing mounting surfaces for adjacent components, and enhancing overall structural integrity. Typically positioned perpendicular to the beam axis, it may feature bolt holes, weld preparations, or alignment features for secure assembly.

Working Principle

The End Plate operates by transferring axial and bending loads from the cross-beam to connected structures through compressive and shear forces. It creates a rigid termination that prevents local buckling, distributes stress concentrations, and maintains dimensional stability under operational loads. By providing a flat mating surface, it ensures proper alignment and load transmission in the assembly.

Materials

Common materials include: Carbon steel (ASTM A36, S235JR), Alloy steel (ASTM A572 Grade 50), Stainless steel (304, 316 for corrosive environments), Aluminum alloys (6061-T6 for lightweight applications). Thickness typically ranges from 6mm to 25mm depending on load requirements.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Hardness	150-250 HB
Thickness	8-20mm
Surface Finish	125-250 Ra
Flatness Tolerance	±0.5mm/m
Hole Position Tolerance	±0.2mm

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 6930, ISO 9013

Parent Products

This component is used in the following industrial products

Cross-Beam (Bridge)

Horizontal structural member spanning between vertical supports in a gantry or frame system, providing load-bearing capacity and structural integrity.

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Engineering Analysis

Risks & Mitigation

Fatigue cracking at weld joints
Corrosion in harsh environments
Improper alignment causing stress concentrations
Material defects leading to premature failure

FMEA Triads

Trigger: Inadequate weld penetration or heat-affected zone defects
Failure: Crack propagation leading to structural separation
Mitigation: Implement proper welding procedures (WPS), post-weld inspection (UT/MT), and stress relief treatments

Trigger: Corrosive environment without proper protection
Failure: Material thinning and reduced load capacity
Mitigation: Apply protective coatings (galvanizing, painting), use corrosion-resistant materials, implement regular inspection schedules

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

Geometric tolerances per ISO 2768-m, Flatness within 0.1% of plate dimension

Test Method

Dimensional verification with CMM, Ultrasonic testing for weld integrity, Load testing per ISO 12100

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 End Plate

Manufacturer profiles associated with End 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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Shaft Bearing

Precision component supporting rotating shafts in vibration motors to reduce friction and maintain alignment.

Seal Groove

Precision-machined groove in aluminum bearing housings designed to accommodate sealing elements for fluid containment and contamination prevention.

Frequently Asked Questions

What is the primary function of an End Plate in cross-beam applications?

The primary function is to provide structural termination that prevents beam end deformation, distributes loads evenly to connected members, and offers mounting surfaces for adjacent components.

How are End Plates typically attached to cross-beams?

They are commonly attached through full-perimeter welding (fillet or butt welds), bolted connections using precision-drilled holes, or a combination of both methods depending on load requirements and maintenance needs.

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.

End Plate