The Difference Between #150, #300, and #600 Pound Flanges

The Difference Between #150, #300, and #600 Pound Flanges

What is the Difference Between #150, #300, and #600 Pound Flanges? Pressure class definitions for flanged valves can be a little confusing at first, but they’re actually quite simple.  Part of the confusion in this rating system stems from the interchangeability of the pound symbol–#–the abbreviation, lb or lbs, and pound or pounds.  While all of…

How Do Check Valves Affect Water Pressure in the Piping System?

How Do Check Valves Affect Water Pressure in the Piping System?

Check valves also known as “one-way” valves are autonomously operated unidirectional valves that allow fluid to flow in a singular direction, thus reducing or preventing backflow. They are created with some key factors in mind, like the fluctuating nature of the closing assembly and pressure changes in the fluid flow upon closing of the flow…