EN 13938-3:2025

Explosives for civil uses - Propellants and rocket propellants - Part 3: Verification of deflagration to detonation transition of solid gun propellants EN 13938-3:2025

Publication date:   Dec 16, 2025

General information

60.60   Standard published   Oct 1, 2025

CEN

CEN/TC 321 Explosives for civil uses

European Norm

71.100.30   Explosives. Pyrotechnics and fireworks

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Scope

This document specifies a method to determine the tendency of a propellant to undergo transition from deflagration to detonation (DDT). It applies to propellants of a grain size up to 8 mm. This method does not apply to black powder and rocket propellant.
NOTE 1 Due to the nature of the shape of grains (heterogeneous), the combustion of the rocket propellant can cause a crack of the grain causing an explosion of the rocket motor.
NOTE 2 Black powders properties differ significantly from propellant and explosives because black powders are capable of maintaining stable combustion at high velocities without experiencing deflagration - detonation transition.

Related legislation

Legislation related to this standard

2014/28/EU

Directive 2014/28/EU of the European Parliament and of the Council of 26 February 2014 on the harmonisation of the laws of the Member States relating to the making available on the market and supervision of explosives for civil uses

Life cycle

PREVIOUSLY

WITHDRAWN
EN 13938-3:2003

NOW

PUBLISHED
EN 13938-3:2025
60.60 Standard published
Oct 1, 2025




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