Cladding Tube: Temperature Range -50°C to 500°C

Component Specifications

Definition

A cladding tube is a cylindrical component used in absorber sections of industrial equipment, particularly in heat exchangers and absorption systems. It serves as an outer protective casing that encloses internal heat transfer elements such as tubes, fins, or media. The primary functions include containing the working fluid, providing mechanical support, preventing corrosion, and ensuring thermal efficiency by maintaining proper insulation and structural alignment within the absorber assembly.

Working Principle

The cladding tube operates by enclosing and protecting internal components from external environmental factors while maintaining thermal and pressure integrity. It works in conjunction with the absorber section to facilitate heat transfer by providing a sealed, insulated environment that minimizes energy loss and prevents contamination. The tube's design ensures uniform distribution of thermal stresses and supports the internal structure under operational pressures and temperatures.

Materials

Typically made from corrosion-resistant alloys such as stainless steel (e.g., 304, 316), carbon steel with protective coatings, or specialized materials like Inconel for high-temperature applications. Material selection depends on factors like temperature range, pressure requirements, and chemical compatibility with the working fluid.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Length	1000-6000 mm
Diameter	50-500 mm
Surface Finish	Smooth or textured for insulation
Wall Thickness	2-10 mm
Pressure Rating	Up to 30 bar
Temperature Range	-50°C to 500°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 9328-2, DIN 2391, ASME B36.10M

Parent Products

This component is used in the following industrial products

Absorber Section

The neutron-absorbing segment of a control rod that regulates nuclear reactor power by capturing neutrons.

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Engineering Analysis

Risks & Mitigation

Corrosion due to chemical exposure
Thermal stress cracking
Mechanical failure under high pressure
Improper installation leading to leaks

FMEA Triads

Trigger: Material degradation from corrosive fluids
Failure: Leakage or rupture of the tube
Mitigation: Use corrosion-resistant alloys and regular inspections

Trigger: Thermal cycling stresses
Failure: Cracking or deformation
Mitigation: Design with thermal expansion allowances and stress-relief features

Trigger: Poor welding or joining
Failure: Structural weakness at seams
Mitigation: Follow strict welding protocols and non-destructive testing

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

±0.5 mm on diameter, ±0.1 mm on wall thickness

Test Method

Hydrostatic pressure testing, ultrasonic thickness measurement, visual inspection per ISO 9328-2

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 Cladding Tube

Manufacturer profiles associated with Cladding Tube.

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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 cladding tube in an absorber section?

The primary function is to protect internal heat transfer elements, provide structural integrity, and maintain thermal efficiency by enclosing the absorber components in a sealed environment.

How do material choices affect cladding tube performance?

Material choices impact corrosion resistance, temperature tolerance, and durability. For example, stainless steel offers good corrosion resistance, while alloys like Inconel are used for high-temperature stability.

What standards apply to cladding tube manufacturing?

Common standards include ISO 9328-2 for dimensions, DIN 2391 for precision tubes, and ASME B36.10M for pressure ratings, ensuring quality and compatibility.

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.

Cladding Tube