Types of Check Valves and Their Industrial Applications
By Gilbert Welsford Jr., ValveMan
Check valves are indispensable safety components, used in industrial and residential piping systems to provide directional control of fluids. These...
The Business Case for Mechanical Seals in the Mining Industry
Figure 3: Close-up of a 5-inch Model CDPH (Cartridge-Style Dual) mechanical seal.
An overview of mechanical seal experience in the mining industry is conveniently obtained...
Getting the Most Out of PTFE Diaphragms
Figure 1: Cutaway view of a pneumatic pump fitted with a PTFE diaphragm.
Invented nearly 160 years ago, diaphragm or membrane pumps are used...
Mechanical Seal Energy Audits and Their Value: Part 4 of 4
In one of the three previous parts this series of articles has dealt with the cost to reheat and/or evaporate flush injection from API...
Getting the Most Out of PTFE Diaphragms: Part 2 of 2
There are two grades of PTFE that can be used in the manufacture of diaphragms: conventional (homopolymer) and modified (copolymer). The lowest performing grade...
Safe and Efficient Bolting
Superbolt makes easy work for boiler feed pump workers
Nuts and bolts are one of the most basic and commonplace components in any piece of...
Mechanical Seal Energy Audits and Their Value: Part 2 of 4
Part 1 of this 4-part series on “Mechanical Seal Energy Audits and their Value” laid the groundwork for presenting the topic and its implied...
How to Cost-justify Bearing Housing Protector Seals – Part 3 of...
In this third part of the four-part series, we will highlight ratings and standards for bearing housing protector seals as well as take a...
The Use of Thermoplastics in Fluid Handling
Thermoplastics are lightweight, averaging a weight of 1/16th of comparable metal materials.
The advantages of using thermoplastics in fluid handling applications are constantly being discovered....
Select the Right Mechanical Seals: Part 1 of 3
The intent of this article is to document better and more effective ways to select one of the primary components of process pumps—mechanical seals....