Tubes/Plates: Temperature Range -200°C to 600°C

Component Specifications

Definition

Tubes/Plates are structural elements in heat exchangers and cooling systems that provide the primary surface area for heat transfer between two or more fluids at different temperatures. In shell-and-tube heat exchangers, tubes carry one fluid while the shell side contains another, with plates often serving as tube sheets that support and separate these fluid paths. They are engineered to maximize thermal conductivity while maintaining structural integrity under pressure, temperature, and corrosion conditions.

Working Principle

Heat transfer occurs through conduction across the tube/plate material and convection with the fluids. Tubes/Plates create a large surface area to enhance heat exchange efficiency, following Fourier's law of heat conduction and Newton's law of cooling. In plate heat exchangers, corrugated plates create turbulent flow to improve heat transfer coefficients.

Materials

Common materials include stainless steel (AISI 304, 316), carbon steel, copper alloys (brass, cupronickel), titanium, and aluminum. Selection depends on fluid compatibility, temperature range (-200°C to 600°C), pressure requirements (up to 300 bar), and corrosion resistance needs.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Tube OD	6-50 mm
Surface Area	0.1-10 m² per plate
Plate Thickness	0.4-1.2 mm
Pressure Rating	10-300 bar
Temperature Range	-200°C to 600°C
Thermal Conductivity	15-400 W/m·K

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 16812, ASME BPVC Section VIII, TEMA Standards, DIN EN 13445

Parent Products

This component is used in the following industrial products

Heat Exchanger/Cooling Surface

A component within the Cooling Zone that facilitates heat transfer between fluids or between a fluid and a surface to remove excess heat.

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Engineering Analysis

Risks & Mitigation

Corrosion and erosion leading to leaks
Fouling reducing heat transfer efficiency
Thermal stress causing cracks
Pressure-induced deformation

FMEA Triads

Trigger: Corrosive fluid attack
Failure: Wall thinning and pitting leading to leaks
Mitigation: Use corrosion-resistant materials, implement protective coatings, regular thickness monitoring

Trigger: Thermal cycling stress
Failure: Fatigue cracking at tube-to-tube sheet joints
Mitigation: Design with expansion allowances, use stress-relieving techniques, implement proper welding procedures

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

Tube OD ±0.1 mm, Plate thickness ±0.05 mm, Flatness 0.5 mm/m

Test Method

Hydrostatic pressure testing (1.5x design pressure), Dye penetrant inspection, Ultrasonic thickness measurement, Eddy current testing for defects

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.

Compare the published product scope and source details, then include your specifications and quantity in an enquiry.

Manufacturers of Tubes/Plates

Manufacturer profiles associated with Tubes/Plates.

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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 difference between tubes and plates in heat exchangers?

Tubes are cylindrical components that carry fluid through shell-and-tube heat exchangers, while plates are flat or corrugated sheets used in plate heat exchangers to separate fluids and provide heat transfer surfaces.

How do I select the right material for heat exchanger tubes/plates?

Consider fluid chemistry (corrosiveness), temperature and pressure requirements, thermal conductivity needs, and cost. Stainless steel offers good corrosion resistance, copper alloys provide excellent thermal conductivity, and titanium is used for highly corrosive environments.

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.

Tubes/Plates