Main Body Ring: Thickness 15-40 mm, Weight 2-25 kg

Component Specifications

Definition

The Main Body Ring is a precision-engineered annular component that serves as the primary structural element in anti-telescoping devices. It functions as the mounting platform and alignment reference for all internal telescoping prevention mechanisms, ensuring proper radial distribution of forces and maintaining concentric alignment between moving and stationary parts. This component is designed to withstand significant axial and radial loads while maintaining dimensional stability under varying operational conditions.

Working Principle

The Main Body Ring operates on the principle of radial force distribution and concentric alignment. It provides a rigid circular structure that maintains precise alignment between the inner and outer components of the anti-telescoping device. By distributing radial forces evenly around its circumference, it prevents localized stress concentrations that could lead to telescoping failures. The ring's geometry ensures that all telescoping prevention mechanisms operate in perfect synchronization, maintaining consistent clearance and preventing axial displacement of nested components.

Materials

High-strength alloy steel (typically AISI 4140 or equivalent), heat-treated to HRC 28-32 for optimal strength-to-toughness ratio. Surface finish: 0.8-1.6 μm Ra. Corrosion protection: Zinc-nickel plating or powder coating per application requirements.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Weight	2-25 kg
Flatness	0.1 mm/m
Thickness	15-40 mm
Load Capacity	50-200 kN radial, 20-100 kN axial
Inner Diameter	120-480 mm (application specific)
Outer Diameter	150-500 mm (application specific)
Surface Hardness	HRC 28-32
Concentricity Tolerance	±0.05 mm
Maximum Operating Temperature	150°C

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 286-2, DIN 7150, ISO 2768-mK, DIN 7184

Parent Products

This component is used in the following industrial products

Anti-telescoping Device

A mechanical component in RO membrane elements that prevents axial movement and maintains structural integrity under pressure.

View Product Details

Engineering Analysis

Risks & Mitigation

Material fatigue under cyclic loading
Corrosion in harsh environments
Dimensional instability due to thermal expansion
Improper installation leading to misalignment
Wear at mounting interfaces

FMEA Triads

Trigger: Material fatigue from cyclic loading
Failure: Crack propagation leading to structural failure
Mitigation: Implement regular NDT inspections, use fatigue-resistant materials, apply proper heat treatment

Trigger: Corrosion in aggressive environments
Failure: Reduced cross-section and compromised structural integrity
Mitigation: Apply appropriate corrosion protection coatings, use corrosion-resistant alloys, implement regular maintenance

Trigger: Thermal expansion mismatch
Failure: Binding or excessive clearance leading to malfunction
Mitigation: Design with appropriate thermal expansion coefficients, maintain proper operating temperature ranges

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

Geometric tolerances per ISO 1101, dimensional tolerances per ISO 286-2, surface finish per ISO 1302

Test Method

Dimensional verification with CMM, hardness testing per ISO 6508, NDT inspection per ISO 17635, load testing per ISO 15630

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 Body Ring

Manufacturer profiles associated with Main Body Ring.

Sourcing Main Body Ring from China?

Tell us your specification and target quantity — we will match it against manufacturer records and come back with the factories that fit.

Request manufacturers We manufacture this

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

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

Related Components

Upper Tool (Punch)

Upper Tool (Punch) is the active forming component in metal plate bending machines that applies precise downward force to create bends in sheet metal.

Main Frame

The main frame is the primary structural component of a hydraulic press, providing rigidity and stability to withstand high compressive forces during metal forming operations.

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 the Main Body Ring in anti-telescoping devices?

The Main Body Ring provides structural integrity and precise alignment for all telescoping prevention mechanisms, ensuring even radial force distribution and preventing axial displacement of nested components.

What materials are commonly used for Main Body Rings?

High-strength alloy steels like AISI 4140 are standard, with heat treatment to HRC 28-32 for optimal mechanical properties. Surface treatments include zinc-nickel plating or powder coating for corrosion resistance.

How does the Main Body Ring prevent telescoping failures?

By maintaining precise concentric alignment and distributing radial forces evenly, the ring prevents localized stress concentrations that could lead to component misalignment and subsequent telescoping failures.

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 Body Ring