The "SLB" type gate valves feature a through conduit design. When the valves is completely open, the port of the valve becomes a fully cylindrical bore allowing for the passage of pigs and scrapers. The full open bore reduces flow turbulence and pressure drop through the valve.
Size NPS2~NPS48
Class 150~1500
Size and Rating
2 1/16" ~7 1/16" 2000~6500 psi
1 3/16" ~4 1/16" 10000~15000 psi