JSA ENGINEERING & SERVICES–JSA ENGINEERING & SERVICES

Piston valves and bellows seal valves are specialized linear-motion valves designed to eliminate leaks, though they achieve this through very different mechanical designs

Piston Valve

Seatless & Glandless Valve
Economic, easy to service
Leak-tight across port and to atmosphere
No erosion of sealing surface
Saves energy, environment friendly
Maintenance free

Category	Parameter	Specification
Size (MM)		15 MM TO 200MM
Pressure Rating	Class	#150 / 300
End Connection		Flanged / Screwed / Socket Weld / BW
MOC (Materials of Construction)	Body	CS / FS / SS-304 / SS-316
	Piston	SS-410 / SS-304 / SS-316
	Stem	SS-410 / SS-304 / SS-316
	Rings	Graphite
Certification		IBR / NIBR

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