UNE-EN 6109:2018 Aerospace series - Static seal elements elastomer, moulded, phosphate ester resistant - Technical specification (Endorsed by Asociación Española de Normalización in September of 2018.)
2018UNE-EN 6109:2018 Aerospace series - Static seal elements elastomer, moulded, phosphate ester resistant - Technical specification (Endorsed by Asociación Española de Normalización in September of 2018.)