UNE-EN 16602-70-39:2018 Space product assurance - Welding of metallic materials for flight hardware (Endorsed by Asociación Española de Normalización in January of 2019.)
2019UNE-EN 16602-70-39:2018 Space product assurance - Welding of metallic materials for flight hardware (Endorsed by Asociación Española de Normalización in January of 2019.)