Silencing slow closing check valve

Short Description:

Hh46x, hh48x, hh49x silencing slow closing check valve series products can be used in the drainage pipeline of clean water, sewage, sea water and other media, which can not only prevent the backflow of medium, but also effectively limit the destructive water hammer, so as to ensure the safety of the pipeline. It has the characteristics of novel structure, small volume, light weight, small fluid resistance, reliable sealing, smooth opening and closing, wear resistance, long service life, oil pressure and slow closing are not affected by medium, and has good energy saving effect.

Send email to us E-mail whatsapp

Product Detail

OEM/ODM Service

Product Tags

Technical parameters of silencing slow closing check valve

Nominal pressure£º1.0~2.5MPa

Nominal diameter£º40~100mm

Slow closing time£º3~60Ãë

Applicable media: clear water, sea water and sewage

Applicable temperature: 0 ~ 80 ¡æ (200 ¡æ if necessary)

Flange standard£ºGB/T17241.6¡¢GB/T 9113¡¢EN1092

Test standard£ºGB/T 13927¡¢API 598

installation diagram

Material of main parts

Part name	valve body	Disc	Valve stem, oil cylinder and piston	Spring	valve seat
Material Science	Cast iron, cast steel	carbon steel	stainless steel	stainless steel	Nitrile rubber

Design drawing of silencing slow closing check valve

Main connection dimensions mm

DN	40	50	65	80	100	125	150	200	250	300	350	400	450	500	600	700	800	900	1000
L	140	150	170	180	190	200	210	230	250	270	290	310	330	350	390	430	470	510	550
H	200	215	225	235	280	290	310	350	415	450	480	550	585	640	720	780	840	990	1050
H1	88	98	108	118	130	148	172	210	240	264	297	324	351	379	434	491	549	600	655

Previous: Free sample for China Industrial Gas Oil Water Control Cast Steel Gate Valves

Next: Pilot piston gas pressure reducing valve