Você procurou por: norme en131 (Francês - Inglês)

norme
standard

norme.
there are also some other conditions such as calluses, ingrown toenails, or simply, tired feet that are common.

3. en131-3: mode d'emploi;
3. en131-3: includes user instructions

2. en131-2: les exigences, les tests et la commercialisation;
2. en131-2: includes requirements, testing and marking

1. en131-1: les termes, les types et les dimensions fonctionnelles;
1. en131-1: includes terms, types and functional size

Échelons et montants verticaux: les éléments d'échelle doivent satisfaire aux tests selon la norme en131 : la déformation permanente en raison d'une charge verticale de 1000 n ou horizontale de 500n ne peut être supérieure à 10mm.
ladder elements must be tested to satisfy requirements of en131. the permanent deformation as the result of a vertical load of 1000n or horizontal load of 500n can't be more than 10mm.