Application / Purpose: This valve is suitable for underground pipelines and is used as an on-off device.

Performance Specification
Model	Nominal Pressure (MPa)	Hydrostatic Shell Test Pressure (MPa)	Hydrostatic Seat Test Pressure (MPa)	Operating Temperature (℃)	Applicable Medium
SZA5T-10/16Q	1.6	2.4	1.7	≤120	Steam, Water

 

Main Parts Materials
Part Name	Body/Bonnet, Gate Wedge	Valve Stem	Gasket
Material	Ductile Iron	Stainless Steel	EPDM

 

Main Overall & Connection Dimensions
Nominal Pressure (MPa)	Nominal Diameter DN(mm)	L(mm)	D(mm)	D1(mm)	Z-Φd	Center Height H(mm)
1.6	50	178	158	125	4-Φ18	241
	65	190	180	145	4-Φ18	270
	80	203	196	160	8-Φ18	292
	100	229	215	180	4-Φ18	333
	125	254	250	210	8-Φ18	384
	150	267	280	240	8-Φ23	420
	200	292	336	295	12-Φ23	512
	250	330	405	355	12-Φ25	602
	300	356	460	410	12-Φ25	705
	350	381	515	470	16-Φ25	782
	400	406	580	525	16-Φ30	880
	450	432	650	585	20-Φ30	980
	500	457	670/715	650	20-Φ34	1055
	600	508	780/810	770	20-Φ40	1260
	800	660	1010	950	—	1650