venin Heureux chirurgien courroie iso 1813 conférence bétail Il faut se méfier
Courroie trapézoïdale lisse SPZ1500 Li 1463 Le 1513 Codex
ISO 1813:1998 - Belt drives - V-ribbed belts,joined V-belts and V-belts including wide section belts and hexagonal belts - Electrical conductivity of antistatic belts: Characteristics and methods of test