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Cast Steel Ball Valve
Tue Jan 9, 2018 03:13
60.176.145.82

Overview
Ball Valve is not only own with the functions of opening quickly, easy to maintain, good sealing but also safety fire-safe and Antistatic designs. Lung Yun manufactures designs various kinds of ball valves for one-piece, two-piece, three-piece, thread end, socket weld end, butt weld end, flange type, full port, reduce port. The selection of ball valve material includes stainless steel, carbon steel, and cast iron. The working pressure from 1000 psi to 6000 psi application of you chose. Designs of different sealing are as client's requirement. Chose the suitable ball valve to use in piping system, Nai Bang is the best supplier.

Product Range
Nominal diameter: 1/2" - 48" (DN15 - DN1200)
Pressure range: Class150 - 1500(PN16 - PN420)
Working temperature: -46℃ - +200℃
Body material: Carbon steel, Stainless steel, Alloy steel
Operation: Handle, Gear, Electric actuator, etc

Main Features
The side entry trunnion mounted ball valve has been designed two piece body type or three piece body type and with two floating seats, which are movable under the pressure of medium.
Under the bottom of seats, seat pre-loading springs are positioned to ensure two floating seats can attach the ball’s surface tightly, other more, pressure of medium also can push seats to attach ball tightly to ensure sealing more reliable.
The trunnion ball valve is equipped with a movable seat seal ring which can generate displacement under the pressure of medium. In case that any medium pressure exists, the pressure will press the valve seat seal ring onto the ball tightly, guaranteeing the sealing performance of the ball valve. url:http://www.nipovalves.com

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