The Alco Hi-Tek range of Gate valve type primary isolation DBB valves are constructed using a high integrity forged body with a bolted bonnets and end caps.
Available in flange sizes from 1/2" to 4" as standard. Larger sizes by request.
Pressure Class: 150lbs to 2500lbs
Flange Styles: ANSI / API / RTJ
Versatile - Mixed end flanges i.e. 1-1/2" ANSI 1500lbs x 2" ANSI 1500lbs can easily be achieved with this design. Many other combinations can be made to suit a specific application.
The range offers secure sealing at mid-range pressure classes and elevated temperatures. Packing types include flexible graphite or PTFE dependent upon the application. Available in carbon steel or stainless steel as standard, with alloy steels by request. This design is suitable for a wide range of severe service applications.