Tungsten Alloy Radiation Shielding Parts

1. What Are Tungsten Alloy Radiation Shielding Parts?
Tungsten alloy radiation shielding parts, also known as tungsten alloy shielding parts, are radiation protection components manufactured from high-density tungsten alloy, mainly including W-Ni-Fe and W-Ni-Cu alloy systems. These components provide efficient attenuation of penetrating radiation such as γ-rays and X-rays. With advantages including lead-free environmental performance, high mechanical strength, excellent machinability for complex structures, and compact dimensions, CTIA’s tungsten alloy radiation shielding parts are more suitable than lead materials for space-limited and compact radiation protection applications. They are widely used in medical accelerator collimators, radiotherapy shielding structures, radioactive source containers, industrial inspection equipment, and security inspection systems.

2. Features of CTIA’s Tungsten Alloy Radiation Shielding Parts
(1) High Density and Efficient Shielding
Density of 16.5–18.8 g/cm³ provides strong attenuation of penetrating radiation. Compared with traditional lead shielding parts, tungsten alloy reduces shielding wall thickness and component volume by 30%–40% while achieving equivalent X-ray or γ-ray protection performance.
(2) Lead-Free Performance and Safety
Lead-free composition eliminates toxic heavy metal contamination and meets environmental protection and medical safety requirements during manufacturing and use. No additional protective coating is required, reducing application and compliance costs.
(3) High Strength and Precision Machining
Mechanical properties with tensile strength of 700–1000 MPa provide high hardness and excellent deformation resistance. Tungsten alloy overcomes the brittleness of pure tungsten and enables precision machining of complex thin-wall components, multi-leaf collimators, and high-precision shielding structures.
(4) High Temperature and Corrosion Resistance
High temperature stability above 1400°C with a low thermal expansion coefficient maintains dimensional stability under high-temperature and strong-radiation environments. Excellent acid and alkali corrosion resistance enables repeated high-temperature disinfection and sterilization processes.
(5) Compact Structure and Space Efficiency
Compact shielding structures enabled by high volumetric radiation shielding efficiency of tungsten alloy reduce equipment size and weight. The material is especially suitable for space-limited applications, including syringe shielding sleeves and isotope containers in Positron Emission Tomography (PET) and Single Photon Emission Computed Tomography (SPECT) systems, as well as industrial non-destructive testing equipment.

3. Types of CTIA’s Tungsten Alloy Radiation Shielding Parts
(1) Tungsten Alloy Radiation Shielding Plates and Blocks
Used for equipment partitions, localized radiation barrier structures, and area shielding applications in inspection systems.
(2) Tungsten Alloy Radiation Shielding Tubes and Rings
Used for circumferential radiation protection around radioactive sources, detectors, and critical components.
(3) Tungsten Alloy Radiation Shielding Containers
Used for storage, transportation, and handling protection of radioactive isotopes and radioactive sources.
(4) Tungsten Alloy Collimators and Customized Radiation Shielding Parts
Used to control radiation propagation direction and provide customized shielding solutions for medical equipment, inspection systems, and special-purpose devices.

4. Applications of CTIA’s Tungsten Alloy Radiation Shielding Parts
(1) Medical Imaging and Radiotherapy
Used in CT scanners, X-ray machines, linear accelerators, Gamma Knife systems, and Intensity-Modulated Radiation Therapy (IMRT) equipment for radiation protection, beam control, and shielding of critical components.
(2) Nuclear Medicine and Radiopharmaceuticals
Used in PET equipment and shielding containers, radioactive source containers, and syringe shielding sleeves related to radioactive isotopes such as Tc-99m, I-131, and F-18 for the storage, transportation, and handling protection of radiopharmaceuticals.
(3) Industrial Inspection
Used in industrial CT, γ-ray inspection, weld inspection, pipeline inspection, and container inspection equipment to control radiation distribution, reduce scattering effects, and improve inspection reliability.
(4) Nuclear Industry and Research
Used in radiation barrier structures for radioactive sources such as Co-60 and Cs-137, as well as reactors, accelerators, and experimental facilities.
(5) Oil Well Logging
Used as radioactive source protection components in oil drilling and nuclear logging instruments to provide radiation protection under high-temperature and high-pressure underground conditions.
(6) Aerospace
Used in aerospace detection equipment, space radiation protection structures, and advanced flight systems to meet material protection requirements in complex radiation environments.
(7) Defense and Military
Used in special protection devices, military inspection equipment, and related radiation shielding structures where high-density and compact shielding materials are required for precision equipment.

5. Specifications of CTIA’s Tungsten Alloy Radiation Shielding Parts
(1) Materials: W-Ni-Fe, W-Ni-Cu
(2) Tungsten Content: 90%–97%
(3) Density: 16.5–18.8 g/cm³
(4) Grades: 90WNiFe, 92.5WNiFe, 95WNiFe, 97WNiFe
(5) Forms: Plates, blocks, tubes, rings, containers, collimators, and other customized structures
(6) Customization: Precision machining, complex geometries, and customized dimensions

CTIA GROUP has specialized in tungsten alloy manufacturing for nearly 30 years, focusing on the design, precision machining, and customized production of tungsten alloy radiation shielding parts. With extensive experience in medical equipment, nuclear medicine, industrial inspection, nuclear industry, scientific research, oil well logging, aerospace, and defense applications, CTIA provides reliable radiation shielding solutions with optimized structures, dimensions, and performance specifications to meet requirements for radiation shielding efficiency, compact design, machining accuracy, and long-term service stability.

For any inquiry, please contact tungsten alloy manufacturer: CTIA GROUP

Email: sales@chinatungsten.com

Tel: 0086 592 5129696 / 0086 592 5129595

Website: tungsten-alloy.com

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