prEN 13763-25-2021 Explosives for civil uses - Detonators and detonating cord relays - Part 25: Determination of transfer capability of surface connectors, relays and coupling accessories
2021prEN 13763-25-2021 Explosives for civil uses - Detonators and detonating cord relays - Part 25: Determination of transfer capability of surface connectors, relays and coupling accessories