Installation of safety valves need to pay attention to matters

(1) for flammable and explosive or toxic media pressure vessel, safety valve discharge media must have a safety device and recovery system. Lever type safety valve installation must maintain the plumb position, spring safety valve is also installed vertically, so as not to affect its action. Installation should also pay attention to the fit, the coaxiality of the parts and should make the individual bolts uniform force. Safety valve and boiler pressure vessel connection between the cross-section of the short pipe, shall not be less than the safety valve circulation cross-section, the entire safety valve installed in a receiver at the same time, the receiver cross-section should not be less than the safety valve circulation cross-section area of the sum of 1.25 times.