If you are outside Germany, buy from your national standard body:
A: Yes. ASTM D624 – Tear Strength of Vulcanized Rubber, Die B (trouser test) is very similar but not identical. Do not substitute without customer approval. din 53507 pdf
DIN 53507 was a German standard titled: "Determination of the tear strength of rubber, elastomers, and thermoplastic elastomers using the trouser test piece." If you are outside Germany, buy from your
Published by Deutsches Institut für Normung (DIN), this standard was part of a larger family of physical testing methods for vulcanized rubber and thermoplastics. It specifically focused on measuring tear propagation resistance—a critical property for rubber components used in seals, tires, conveyor belts, and molded parts. If you are outside Germany