2016年4月3日星期日

The classification of the gas valves


1 door-shaped DKL fitting cut: off pieces move along the seat center. 2 gate shape: off pieces to move along the vertical seat center of Gas Water Heater Valve. 3 cock and ball: ball plunger or closure member is rotating around the center line itself. 4 Swing type: off pieces around the hydraulic hose ends outside of the valve shaft rotation. 5 dish: off pieces of the disc around the axis of rotation of the Gas Valves For Patio Heater seat. 6 spool type: sliding closure member in a direction perpendicular to the channel.


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