GB/T 2550-1992 焊接及切割用橡胶软管氧气橡胶软管

标准编号：GB/T 2550-1992

标准名称：焊接及切割用橡胶软管氧气橡胶软管

英文名称：Specification for hose for equipment for gas welding，cutting and related processes--Oxygen rubber hose