The Pipeline Fire and piping connections can be installed horizontally can also be mounted vertically. Periodic inspection, Once clogged, the application of high-pressure steam, compressed air, or organic solvent cleaning, such as the discovery of the core pieces of mechanical damage or corrosion medium, should be replaced immediately. 执行标准 Executive Standard GB13347-92《*体管道阻火器阻火性能和试验方法》 SH/T3413-99《石油化工*管道阻火器选用、检查及验收》 HG/T20570.19-95《阻火器的设置》。