Application / Purpose: This valve is suitable for pipelines handling media such as water, steam, and oil products. It is used as a one-way on-off device to prevent backflow of the medium.

Performance Specification
Model	Nominal Pressure (MPa)	Shell Test Pressure (MPa)	Seat Test Pressure (MPa)	Operating Temperature (℃)	Applicable Medium
H44X-16Q	1.6	2.4	1.7	≤100	Water

 

Main Parts Materials
Part Name	Material
Body, Bonnet	Ductile Iron
Disc	Ductile Iron + Rubber

 

Main Overall & Connection Dimensions
Model	Nominal Diameter DN(mm)	L(mm)	D(mm)	D1(mm)	D2(mm)	Z-Φd	b-f
H44X-16Q	50	202	155	125	100	4-Φ18	15-1.5
	65	208	175	145	120	4-Φ18	15.5-2
	80	222	190	160	135	8-Φ18	16.5-2
	100	248	210	180	155	8-Φ18	17.5-2
	125	288	245	210	185	8-Φ18	18.5-2
	150	316	275	240	210	8-Φ23	19.5-2
	200	395	330	295	265	12-Φ23	21-2.5