Standard technical parameters
Valve body
Nominal diameter: DN15-DN300
Body material: WCB, 304, 316
Connection:Flange, screw thread
Pressure class:PN1.6-4.0MPa
Structure: 3way T/L- type float ball core
Design and manufacturing standards
Design and manufacture: GB/T12238-2008
Connection standard: JB/T79.1-1994
Structure length: GB/T12221-2005
Pressure testing: GB/T13927-2008
Valve components
Seal sealing: PTFE:-30~180℃ , PPL:-30~250℃
Hard seal: -30~450℃
Hard alloy: Surface spray welding, tungsten nitride
Core material: 304, 316, 316L; Hard seal core surface spray
welding, tungsten nitride.
Stem material: 304
Applicable medium: Water, liquid, gas, oil, powder, steam, acid
and alkali corrosive medium.
Note: Valve body, disc, seat material characteristics please as table.