Machine Design

What’s the Difference Between Poppet and Piston Spool Valves?

This file type includes high resolution graphics and schematics when applicable. The images above are simple cross sections of a typical spool valve (left) and a poppet valve (right). (Courtesy of ...
Automation World

ASCO: Stainless Steel Spool Valves

The 362 and 562 series are for valve automation in oil and gas applications. These stainless steel spool valves are for control valve automation in the upstream, midstream, and downstream oil and gas ...
Rigzone

Unloader Spool Valve

VALVE;MPN 3HVU03282;MFR NOV;UNLOADER;SPOOL;APPLICATION:PUMP Manufacturer Part Number 3HVU03282 - NOV ...
Machine Design

What’s the Difference Between Poppet and Piston Spool Valves? (.PDF Download)

Deciding which valve to use for a hydraulic or pneumatic system depends on a couple of design factors: the internal design of your circuit and the overall function of your valves. The two major valves ...