--- title: "The Source of Insight: Expert Guidance on NDT, Radiography, CUI, and Sealed Sources (3)" description: Get expert Guidance on NDT, radiography, CUI, and sealed sources. Learn how to operate devices, inspection and maintenance tips, and more. (3) image: https://www.qsa-global.com/hubfs/2024/Blog/blog-hero-refinery.jpg --- # The Source of Insight Expert Guidance on NDT, Radiography, CUI, and Sealed Sources This is a search field with an auto-suggest feature attached. - There are no suggestions because the search field is empty. Topics: [ Gamma Radiography ](https://www.qsa-global.com/learn/tag/gamma-radiography) [ Sealed Sources ](https://www.qsa-global.com/learn/tag/sealed-sources) [ 880 Series ](https://www.qsa-global.com/learn/tag/880-series) [ Inspection & Maintenance ](https://www.qsa-global.com/learn/tag/inspection-maintenance) [ Americium ](https://www.qsa-global.com/learn/tag/americium) [ CUI ](https://www.qsa-global.com/learn/tag/cui) [ Space ](https://www.qsa-global.com/learn/tag/space) [ Ir-192 ](https://www.qsa-global.com/learn/tag/ir-192) [ 1075 SCARPro ](https://www.qsa-global.com/learn/tag/1075-scarpro) [ Ac-225 ](https://www.qsa-global.com/learn/tag/ac-225) [ OpenVision ](https://www.qsa-global.com/learn/tag/openvision) [ Ra-226 ](https://www.qsa-global.com/learn/tag/ra-226) [ TAT ](https://www.qsa-global.com/learn/tag/tat) [ Case Studies ](https://www.qsa-global.com/learn/tag/case-studies) [ Co-60 ](https://www.qsa-global.com/learn/tag/co-60) [ DOE ](https://www.qsa-global.com/learn/tag/doe) [ Devices ](https://www.qsa-global.com/learn/tag/devices) [ IRP ](https://www.qsa-global.com/learn/tag/irp) [ ORNL ](https://www.qsa-global.com/learn/tag/ornl) [ Operating Instructions ](https://www.qsa-global.com/learn/tag/operating-instructions) [ Regulatory Affairs ](https://www.qsa-global.com/learn/tag/regulatory-affairs) [![Theo Ewing explaining how to perform a proper guide tube inspection](https://www.qsa-global.com/hubfs/2024/Blog/Inspection%20Maintenance/How%20to%20Perform%20a%20Guide%20Tube%20Inspection.webp) ](https://www.qsa-global.com/learn/inspect-guide-tubes) [ Gamma Radiography ](https://www.qsa-global.com/learn/tag/gamma-radiography) [ 880 Series ](https://www.qsa-global.com/learn/tag/880-series) [ Inspection & Maintenance ](https://www.qsa-global.com/learn/tag/inspection-maintenance) ### [How to Inspect Guide Tubes: A Field-Ready Guide for NDT Techs](https://www.qsa-global.com/learn/inspect-guide-tubes) Learn how to inspect guide tubes to avoid retrievals, reduce downtime, and keep your exposure equipment safe, functional, and ready for every shot. [ Read more ](https://www.qsa-global.com/learn/inspect-guide-tubes) [![Theo Ewing explaining how to inspect a bayonet cable adapter ](https://www.qsa-global.com/hubfs/2024/Blog/Inspection%20Maintenance/How%20to%20Inspect%20880%20Series%20Components.webp) ](https://www.qsa-global.com/learn/component-inspection) [ Gamma Radiography ](https://www.qsa-global.com/learn/tag/gamma-radiography) [ 880 Series ](https://www.qsa-global.com/learn/tag/880-series) [ Inspection & Maintenance ](https://www.qsa-global.com/learn/tag/inspection-maintenance) ### [How to Inspect Projector Components for Safety and Compliance](https://www.qsa-global.com/learn/component-inspection) Inspect key 880 Series components for safety and compliance with this field-ready guide for NDT technicians. [ Read more ](https://www.qsa-global.com/learn/component-inspection) [![QSA Global and DOE Partner to Ensure Stable, Domestic Ir-192 Supply](https://www.qsa-global.com/hubfs/2024/Blog/us-ir192-production.webp) ](https://www.qsa-global.com/learn/us-ir192-production) [ Sealed Sources ](https://www.qsa-global.com/learn/tag/sealed-sources) [ Ir-192 ](https://www.qsa-global.com/learn/tag/ir-192) ### [QSA Global and DOE Partner to Ensure Stable, Domestic Ir-192 Supply](https://www.qsa-global.com/learn/us-ir192-production) Agreement aims to reduce U.S. dependency on foreign Ir-192 supplies to meet domestic energy independence goals. [ Read more ](https://www.qsa-global.com/learn/us-ir192-production) [![7 Questions to Ask Before Buying Ir-192](https://www.qsa-global.com/hubfs/2024/Blog/ir-192%20Source%20Holders.webp) ](https://www.qsa-global.com/learn/buy-ir192) [ Sealed Sources ](https://www.qsa-global.com/learn/tag/sealed-sources) [ Ir-192 ](https://www.qsa-global.com/learn/tag/ir-192) ### [7 Questions to Ask Before Buying Ir-192](https://www.qsa-global.com/learn/buy-ir192) Purchasing the wrong Ir-192 source results in wrong activity & focal size, longer shot times, and poor image quality. Ask these 7 questions before you buy. [ Read more ](https://www.qsa-global.com/learn/buy-ir192) [![How to Achieve 10 ft (3 m) Boundaries with Close-Contact SCAR](https://www.qsa-global.com/hubfs/2024/Blog/Close-Contact%20SCAR%20Radiation%20Dose%20at%2010ft.webp) ](https://www.qsa-global.com/learn/close-contact-scar) [ 1075 SCARPro ](https://www.qsa-global.com/learn/tag/1075-scarpro) ### [How to Achieve 10 ft (3 m) Boundaries with Close-Contact SCAR](https://www.qsa-global.com/learn/close-contact-scar) Step-by-step guide: How to perform Close-Contact SCAR with Se-75 and proper shielding to achieve ~2 mR/hr (20 μSv/hr) at a 10 ft exclusion boundary. [ Read more ](https://www.qsa-global.com/learn/close-contact-scar) - [ Previous ](https://www.qsa-global.com/learn/page/2) - [1](https://www.qsa-global.com/learn/page/1) - [2](https://www.qsa-global.com/learn/page/2) - [3](https://www.qsa-global.com/learn/page/3) ![](https://px.ads.linkedin.com/collect/?pid=5603804&fmt=gif)