These are finishing materials used to deliver the relevant gases from the central gas power plant to the patient where needed through copper pipes. The main body is made of brass materials. Medical gas sockets are manufactured in DIN (German), BS (British), NF (French) standards. Medical gas sockets, according to EN ISO 7396-1: 2007, EN ISO 7396-2: 2007, EN ISO 9170-1: 2008, EN ISO 9170-2: 2008 standards
designed and manufactured.