Description: identification of the type of ignition protection to be used or the hazardous environment of a device, based on a standard; Name: Explosion protection label
Description: marking on a device according to a directive or standard that indicates the type of protection implemented or the hazardous environment in which it may operate; Name: explosion protection marking
Description: standards-based seal coding system that uses letter or number combinations to describe the material composition of the mechanical seal pair; Name: material pairing of the dynamic seal