2023DIN EN ISO 13520:2023-07 Determination of ferrite content in austenitic stainless steel castings (ISO 13520:2023); German version EN ISO 13520:2023
2023DIN EN ISO 13520:2023 Determination of ferrite content in austenitic stainless steel castings (ISO/FDIS 13520:2022); German and English version prEN ISO 13520:2022
2019DIN EN ISO 13520:2019-06 Environmental Engineering (EE) - Energy Efficiency measurement methodology and metric for servers (Endorsement of the English version EN 303 470 V1.1.1 (2019-03) as a German standard) / Note: DIN ETS standards collection*Endorsement notice
2019DIN EN ISO 13520:2019 Determination of ferrite content in austenitic stainless steel castings (ISO 13520:2015)