一、用途：A42Y-160C、A42Y-320C全启式安全阀适用于工作温度≤200℃存在变动背压、******或腐蚀性介质的设备或管路系统，作为安全保护装置。BWA42型安全阀用作聚脂、乙烯及尿素等装置，安全阀配备保温夹套，蒸汽吹扫接头，确保系统安全运行。二、A42Y-160C、A42Y-320C全启式安全阀主要连接尺寸：公称通径DNdoDN'LL1≈H20251632110952813220401151002854025501201102955032651351203056540801601403948050100170135406100651252051605111258015021019058615010017525523060120012525030526073425015030035032092830022040037035011593502505005004501520)