Detailed Product Description

Diaphragm type pressure relieving/sustaining valve is installed in feeding water systems pipeline in high building,fire protection and other.When the line pressure is bey ond the valves setting pressure,the valve automatically opens to relieve pressure to ensure the pipeline is safe,and at the same time it can be used as pressure sustaining valve to ensure the upstream pressure is enough.The valve can provide and unchanged setting pressure and once the pressure is over,the valve opens quickly andrelieve the over pressure.The valve can close stably and smoothly and prevent the pressure repercussions
main imensions  unit:mm

DN	50	65	80	100	125	150	200	250	300	350	400	450	500	600
L	203	216	241	292	330	356	457	533	610	686	762	864	914	1067
H	300	337	467	520	580	640	778	889	1010	1037	1264	1294	1324	1600