Dsz41h Water Seal Gate Valve

• Media: Water-Vapour Oil
• Driving Mode: Manual Pneumatic Electric
• Connection Form: Consideration Flange Welding
• Structure: Centre Sealing
• Seal Form: Hard Seal and Soft Seal
• Valve Stem: Normal
• Model NO.: DSZ41H
• Work Pressure: Low and High Pressure
• Working Temperature: Ultra Low Temperature (T<-100°C)
• Material of Seal Surface: Soft Sealed
• Valve Body: Casting
• Standard: DIN GB ANSI Bsw JIS
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Transport Package: Wooden Box
• Specification: DN15-DN800
• Trademark: xc
• Origin: China
• HS Code: 8481804090
• Production Capacity: 9999

Product Description

Water seal
gate valve is suitable for use as opening and closing device on pipeline with nominal pressure of 100MPa, working temperature of 425ºC, working medium of water, steam, oil and non-corrosive gas. Especially suitable for steam turbine vacuum condensing system in thermal power plant

Product features
1, S/Z series adopts double ram two-way elastic seal, flexible opening and closing, rapid, reliable sealing
2, the product structure is simple, compact and reasonable, easy maintenance, long service life
3, in the pipeline as a opening and closing device, must be in full open or fully closed state, Shall not be used to adjust the flow
4, the valve connection method has two kinds of flange and welding, the drive mode is manual and electric


Design and manufacturing Standard design and manufacturing: GB12234
flange size: GB9113JB7490
pressure temperature: JB/T74GB9131
Structure length: GB/T12221
butt welding connection size: GB/T12224
inspection and test: JB/T9092GB13927
 
Main performance specifications
 

Nominal pressure (MPa)
Shell strength test	1.0	1.6	2.5	4.0	6.4	10.0
Seal test	1.5	2.4	3.8	6.0	9.6	15.0
Upper seal test	1.1	1.8	2.8	4.4	7.0	11.0
Gas seal test	1.1	1.8	2.8	4.4	7.0	11.0
Scope of application
Product type	Applicable temperature (C)			Applicable medium
Carbon steel type	425 or less			Water, steam, oil products, non-corrosive gases