Structured Manufacturing Data (2026)

X-ray Tube

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard X-ray Tube used in the Computer, Electronic and Optical Product Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical X-ray Tube is characterized by the integration of Cathode Assembly (Filament) and Rotating Anode (Target). In industrial production environments, manufacturers listed on CNFX commonly emphasize Tungsten (Anode/Rotor) construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A vacuum tube that generates X-rays by accelerating electrons to strike a metal target.

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Product Specifications

Technical details and manufacturing context for X-ray Tube

Definition
A critical component within a Radiation Therapy Simulator responsible for producing the X-ray beam used for imaging and localization. It enables precise targeting and verification of treatment areas by generating diagnostic-quality X-ray images that simulate the radiation therapy beam's path.
Working Principle
A cathode filament is heated to emit electrons via thermionic emission. These electrons are accelerated by a high voltage (typically tens to hundreds of kilovolts) towards a rotating anode (target). Upon striking the anode, the kinetic energy of the electrons is converted, with a small fraction (≈1%) into X-rays via bremsstrahlung and characteristic radiation, while the majority is dissipated as heat.
Common Materials
Tungsten (Anode/Rotor), Rhenium alloy (Anode target), Copper (Anode stem/heat sink), Glass or Ceramic (Envelope), Molybdenum (Cup/Support)
Technical Parameters
  • Maximum tube voltage, determining the maximum energy (penetrating power) of the produced X-ray photons. (kV) Standard Spec
Components / BOM
  • Cathode Assembly (Filament) Part
    Heats up to emit a cloud of electrons via thermionic emission when current is applied.
    Material: Tungsten wire
  • Rotating Anode (Target)
    Metal disc (often tungsten-rhenium alloy) that rotates to distribute heat; electrons strike it to produce X-rays.
    Material: Tungsten-Rhenium alloy on Molybdenum core
  • Glass or Metal-Ceramic Envelope Part
    Maintains a high vacuum to allow electron flow without collisions with gas molecules and provides electrical insulation.
    Material: Borosilicate glass or Aluminum oxide ceramic
  • Rotor/Stator Assembly
    Electromagnetic system that drives the high-speed rotation of the anode to dissipate heat.
    Material: Copper windings (stator), Steel alloy (rotor)

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for X-ray Tube.

industrial X-ray tube for electronics manufacturing tungsten anode X-ray vacuum tube rhenium alloy target X-ray component rotating anode X-ray tube for optical products high-heat dissipation X-ray tube assembly

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Radiation Therapy Simulator
View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric to 1.5 bar absolute (vacuum maintained internally)
other spec: Cooling water flow: 2-10 L/min, Voltage range: 40-150 kV, Current range: 0.1-1000 mA
temperature: Operating: 10°C to 40°C, Storage: -20°C to 60°C
Media Compatibility
✓ Medical imaging systems ✓ Industrial CT scanners ✓ Non-destructive testing equipment
Unsuitable: High-vibration environments without isolation mounting
Sizing Data Required
  • Required X-ray energy (kV)
  • Target heat dissipation capacity (kW)
  • Required focal spot size (mm)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Cathode filament burnout
Cause: Thermal fatigue from repeated heating cycles, tungsten evaporation, or overcurrent due to improper voltage regulation
Anode target pitting/melting
Cause: Localized overheating from excessive power loading, poor heat dissipation, or electron beam focusing issues
Maintenance Indicators
  • Audible arcing or popping sounds during operation
  • Visible discoloration or darkening of the tube glass envelope
Engineering Tips
  • Implement strict warm-up/cool-down cycles and maintain proper vacuum levels to prevent filament degradation
  • Use automatic exposure control and ensure proper cooling system maintenance to prevent anode overheating

Compliance & Manufacturing Standards

Reference Standards
ISO 16526-2:2011 (Non-destructive testing - Measurement and evaluation of the X-ray tube voltage) IEC 60601-2-28:2017 (Medical electrical equipment - Part 2-28: Particular requirements for the basic safety and essential performance of X-ray tube assemblies for medical diagnosis) ASTM E1254-13 (Standard Practice for Storage of Radiographs and Unexposed Industrial Radiographic Films)
Manufacturing Precision
  • Focal spot size tolerance: +/- 0.1 mm (for standard diagnostic tubes)
  • Anode tilt angle tolerance: +/- 0.5 degrees
Quality Inspection
  • High-voltage leakage test (per IEC 60601 standards)
  • Focal spot size verification using pinhole camera method (per ASTM E1165)

Factories Producing X-ray Tube

Manufacturer profiles with relevant production capability in China

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

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What makes this X-ray tube suitable for computer and optical product manufacturing?

This X-ray tube features precise electron acceleration and high-resolution capabilities essential for inspecting microelectronics, circuit boards, and optical components, with materials like tungsten and rhenium alloy ensuring durability in industrial environments.

How does the rotating anode design improve performance?

The rotating anode spreads heat across a larger surface area, preventing target overheating and extending tube life, while maintaining consistent X-ray output for continuous manufacturing processes.

What are the key maintenance considerations for this X-ray tube?

Regular inspection of the cathode filament, monitoring anode wear, and ensuring proper cooling of copper heat sinks are crucial. The glass/ceramic envelope should be checked for vacuum integrity to prevent performance degradation.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Computer, Electronic and Optical Product Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

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.

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