-
Steam trap sizing is not simply a matter of matching the pipe connection or multiplying the normal condensate load by two. A trap must pass the required load at the lowest differential pressure likely to occur, while its operating principle must suit the equipment, air-removal requirement, return system and start-up conditions. This distinction explains why a trap with ample catalogue capacity can...
View More
-
In high-temperature steam service, forged valve selection is less about naming gate, globe or check valves and more about deciding where the line needs isolation, controlled pressure drop or reverse-flow protection. A forged gate valve that works well as a normally open isolation valve can be the wrong choice if operators expect it to control warm-up flow during startup. A forged globe valve may h...
View More
-
Valve pressure rating is one of the primary parameters used to determine whether a valve can safely operate in a specific piping system. In industrial applications, pressure class does not simply represent the maximum working pressure of a valve. The actual pressure capability depends on the pressure-temperature rating defined by standards such as ASME B16.34, as well as valve materials, design co...
View More
-
I. Improvement of Corrosion Resistance Resistance to Medium Corrosion: In various operating environments, valves are exposed to different media such as acids, alkalis, salt solutions, and corrosive gases. These media may corrode the metal surface of the valve, thereby reducing its service life. Electroplating a layer of corrosion-resistant metal or alloy—such as chromium, nickel, or zinc&mda...
View More
-
1. What Is a Valve Welding Electrode? A valve welding electrode refers to a category of welding consumables specifically used for hardfacing, repair welding, and overlay welding of valve components, including the valve body, sealing surfaces (such as valve seats and valve discs), as well as welding joints between valves and pipelines. It is not a single product, but rather a general ...
View More
-
In industrial pipeline systems, the gate valve is one of the most widely used types of shutdown valves. It is favored for its simple structure, reliable sealing, and low fluid resistance, making it a key flow control device in industries such as oil and gas, chemicals, power generation, metallurgy, and water treatment. So, in what situations is a gate valve most suitable? This article provides a d...
View More
-
In hydraulic systems, lubrication systems, and even automotive engines, "clean oil" is the cornerstone of reliable operation. To filter out contaminants from oil, two common devices are used: oil filters and strainers. While often grouped under the umbrella term "filters" in Chinese, they serve distinct roles in engineering applications. This article dissects their differences across multiple dime...
View More
-
In industrial valve systems, strainers are essential components for ensuring smooth fluid flow and protecting downstream equipment. However, when an oil strainer becomes clogged, it can lead to a series of issues, significantly impacting the system's stability and safety. Common Causes of Oil Strainer Blockage (1) Excessive Impurities The working medium contains a large amount of particulat...
View More
-
In pump systems, strainers are indispensable protective devices. They not only effectively remove impurities from fluids to safeguard the core components of the pump but also optimize system efficiency and reduce routine maintenance requirements. Below, we will elaborate on the various critical roles strainers play in pump systems. 1. Protecting Pump Components The primary function of a strainer i...
View More
-
In the installation and maintenance of gas systems, selecting the appropriate valve is crucial for both safety and performance. Given the characteristics of gas and its application environments, ball valves and gate valves are widely recommended as ideal choices for gas pipelines due to their excellent sealing performance and ease of operation. However, their specific characteristics, suitable app...
View More
