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2022:14 Weld residual stress and strain measurements on a mock-up with single layer strip cladding common in reactor pressure vessels
Summary Residual stress and strain measurements were performed on a mock-up consisting of a 160 mm thick low-alloy ferritic steel plate of type SA-508 Class 3 with a single layer weld deposited strip cladding of austenitic stainless steel E308L. The cladding was manufactured with submerged arc strip welding adapted to a procedure used for reactor pressure vessels in the 1970s. Comprehensive...
Content type: Publications -
2022:18 Data report – sampling of sea water and marine organisms outside Ringhals NPP
SSM perspective Background The Radiation Safety Authority (SSM) funded the collection of marine biota over an annual cycle at the Ringhals nuclear power plant (NPP) to enable development of analytical methods for C-14. Methods for the C-14 analysis and results in the form of levels of C-14 in various marine organisms have been reported by the Swedish Defense Research Institute (FOI) in FOI...
Content type: Publications -
2023:02 Investigation of risk assessment for decommissioning waste to Fortum’s landfill at Norrtorp
Shulan Xu, Ryk Klos SSM English...
Content type: Publications -
Export authorisations
This page contains information for anyone planning to export nuclear material, products, information or software from Sweden. You will find information here that will assist you in assessing whether your goods are subject to export controls, when you need an authorisation and how to apply for one.
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Our safety and security work
The role of the Swedish Radiation Safety Authority is to impose safety and security requirements as well as to conduct follow-ups to ensure that the entities operating the facilities fulfil the applicable regulatory frameworks and requirements.
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Research
The Swedish Radiation Safety Authority funds research amounting to approximately 120 million Swedish kronor annually. The purpose is to strengthen both the Authority’s own expertise and Sweden’s national competence in the area. For those conducting research involving ionising radiation, the Authority drafts and issues regulations, imposes specific requirements, carries out supervision,...
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News and press
News items published by the Swedish Radiation Safety Authority in English are available via the side menu. Our press service assists journalists seeking contact with specific experts at the Authority or who have questions about our operations.
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Nuclear non-proliferation
Nuclear non-proliferation activities have the purpose of ensuring that nuclear materials, nuclear equipment and technical information are only used for peaceful purposes. ‘Nuclear materials’ refers to uranium, plutonium and thorium. These materials are used by the nuclear power industry, but they could also be used to manufacture nuclear weapons.
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News
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2025:04 Recent Research on electromagnetic fields and Health Risk, nineteenth report from SSM’s Scientific Council on Electromagnetic Fields, 2024
SSM perspective Background The Swedish Radiation Safety Authority’s (SSM) Scientific Council on Electromagnetic Fields monitors current research on potential health risks in relation to exposure to electromagnetic fields and provides the authority with advice on assessing possible health risks. The Council gives guidance when the authority must give an opinion on policy matters when...
Content type: Publications