---
title: Sealed Radioactive Sources | QSA Global
description: Find sealed radioactive sources for gamma radiography, industrial gauging and analysis, nuclear, and oil well logging applications.
---

# Premium Sealed Sources, Tailored to You, Delivered On Time.

QSA Global supplies sealed radioactive sources for radiography inspection, industrial measurement, nuclear applications, and oil well logging. Customers also rely on QSA Global for custom encapsulation, complex shipping and regulatory logistics, and field source changeouts through an established source changer fleet.

## Gamma Radiography Sealed Sources

[Ir-192](https://www.qsa-global.com/iridium-192-sealed-sources?hsLang=en), [Se-75](https://www.qsa-global.com/selenium-75-industrial-isotope?hsLang=en), and [Co-60](https://www.qsa-global.com/cobalt-60-industrial-isotopes?hsLang=en) sealed sources designed for use in gamma-ray source projectors. NDT professionals choose QSA Global’s gamma radiography sources for source quality, safe handling, and reliable exposures when inspecting welds, castings, and structural components for cracks, porosity, and inclusions.

[![View Gamma Sources](https://no-cache.hubspot.com/cta/default/5014511/71d8d0d0-afd2-4958-9ac5-cd44cfb35769.png)](https://cta-redirect.hubspot.com/cta/redirect/5014511/71d8d0d0-afd2-4958-9ac5-cd44cfb35769)

![Illustration of Co-60, Ir-192, and Se-75 gamma radiography sealed sources](https://www.qsa-global.com/hs-fs/hubfs/2024/Isotopes/Gamma%20Radiography%20Sealed%20Sources.webp?width=1200&height=1200&name=Gamma%20Radiography%20Sealed%20Sources.webp)

## Industrial Gauging & Analysis Sealed Sources

[Am-241/Be](https://www-qsa-global-com.sandbox.hs-sites.com/industrial-ambe-neutron-sources?hsLang=en), [Cf-252](https://www-qsa-global-com.sandbox.hs-sites.com/industrial-cf-252-neutron-sources?hsLang=en), [Cs-137](https://www-qsa-global-com.sandbox.hs-sites.com/industrial-cs-137-gamma-sources?hsLang=en), and [Co-60](https://www-qsa-global-com.sandbox.hs-sites.com/co-60-industrial-gamma-sources?hsLang=en) sealed sources designed for use in industrial gauging and analysis. Process operators and instrumentation teams rely on QSA Global’s industrial gauging sources for source quality, safe handling, and reliable measurement performance in density, level, coal, and cement analysis applications.

[![View Industrial Sources](https://no-cache.hubspot.com/cta/default/5014511/f02b8f2a-6524-4327-b054-98bdf5e13398.png)](https://cta-redirect.hubspot.com/cta/redirect/5014511/f02b8f2a-6524-4327-b054-98bdf5e13398)

![Illustration of AmBe, Cf-252, and Cs-137 industrial sealed sources](https://www.qsa-global.com/hs-fs/hubfs/2024/Isotopes/Industrial%20Gauging%20Sealed%20Sources.webp?width=1200&height=1200&name=Industrial%20Gauging%20Sealed%20Sources.webp)

## Nuclear Start-Up & Fuel Scanner Sealed Radioactive Sources

[Cf-252](https://www-qsa-global-com.sandbox.hs-sites.com/nuclear-cf-252-neutron-sources?hsLang=en) and [SbBe](https://www-qsa-global-com.sandbox.hs-sites.com/antimony-beryllium?hsLang=en) sealed neutron sources designed for nuclear start-up rod assemblies, primary neutron source applications, and fuel scanning. Nuclear reactor operations and engineering teams choose QSA Global’s nuclear sources for source quality, safe handling, and reliable neutron output.

[![View Nuclear Sources](https://no-cache.hubspot.com/cta/default/5014511/b0504531-4176-437d-adaf-484f62166dfd.png)](https://cta-redirect.hubspot.com/cta/redirect/5014511/b0504531-4176-437d-adaf-484f62166dfd)

![Illustration of Cf-252 nuclear sealed sources](https://www.qsa-global.com/hs-fs/hubfs/2024/Isotopes/Nuclear%20Start-Up%20%26%20Fuel%20Scanner%20Sealed%20Radioactive%20Sources.webp?width=1200&height=1200&name=Nuclear%20Start-Up%20%26%20Fuel%20Scanner%20Sealed%20Radioactive%20Sources.webp)

## Oil Well Logging Sealed Sources

[Am-241/Be](https://www-qsa-global-com.sandbox.hs-sites.com/ambe-neutron-sources-owl?hsLang=en) and [Cs-137](https://www-qsa-global-com.sandbox.hs-sites.com/cesium-137-owl-sources?hsLang=en) sealed sources designed for oil well logging applications, including wireline and measurement while drilling (MWD/LWD). Oil well logging service companies and independent tool manufacturers choose QSA Global’s sealed sources for source quality, rugged construction, and reliable downhole measurement performance in porosity and density logging.

[![View OWL Sources](https://no-cache.hubspot.com/cta/default/5014511/ff0d53fb-23aa-4f3e-b5e9-5d0ce4c60041.png)](https://cta-redirect.hubspot.com/cta/redirect/5014511/ff0d53fb-23aa-4f3e-b5e9-5d0ce4c60041)

![Illustration of AmBe, and Cs-137 oil well loggin sealed sources](https://www.qsa-global.com/hs-fs/hubfs/2024/Isotopes/Oil%20Well%20Logging%20Sealed%20Sources.webp?width=1200&height=1200&name=Oil%20Well%20Logging%20Sealed%20Sources.webp) 

![](https://px.ads.linkedin.com/collect/?pid=5603804&fmt=gif)