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Explanation of Valve Performance and Other Terms

Posted: 03/31/2022 21:44:03
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1. Main performance parameters: It indicates the main parameters of the valve, such as nominal pressure, nominal opening and closing, and working temperature. 2. Nominal pressure: It is a pressure-related...

Valve Fault Detection

Posted: 03/17/2022 14:41:32
Hits: 28

The valve is a piece of common equipment in industrial manufacturing, which is mainly used to control the flow and cut-off of the medium. Valves are subject to environmental, medium impact, corrosion,...

Valve Strength and Seismic Inspection

Posted: 02/28/2022 23:14:18
Hits: 109

Valve is an important fluid control device in the industry, involving all walks of life, especially petroleum and petrochemical, liquid transportation and other industries. The emergence of CAD parameterization...

Market Prospect of Plastic Valves

Posted: 02/28/2022 21:33:10
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Overview of Domestic Valve Market As a key component of pipeline fluid control, plastic valves are widely used in the natural gas pipeline, heat pump heating and refrigeration pipeline system,...

Forced Sealing Valves

Posted: 01/31/2022 22:50:56
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The forced valve, also known as double-close double-section and relief function valve, was first used in airport oil depot, mainly used in the metering system, metering calibration system, multi-branch...

Advantages and Disadvantages of O-rings

Posted: 12/29/2021 18:35:08
Hits: 619

Overview of O-rings 1. Definition O-rings are rubber sealing rings with a circular cross-section. Because their cross-section is O-shaped, they are called O-form sealing rings, also known as O-rings....

Terms of Valve Structure and Parts

Posted: 12/28/2021 18:38:29
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Valve terminology for its structure and parts is also important in daily operation and maintenance. Valve Structure Terms 1. The structure length (face-to-face dimension, face-to-center dimension) ...

Technical Terms of Valves

Posted: 12/27/2021 19:21:09
Hits: 46

Valves are pipeline accessories used to open and close pipelines; control flow direction; adjust and control parameters (temperature, pressure and flow) of conveying medium. Valve terminology is important...

Analyses of the Control Valves Noise

Posted: 12/10/2021 18:31:45
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1. Aerodynamic noise Aerodynamic noise is caused by gas or steam flowing through the orifice. The noise of control valves encountered in the industry is mostly aerodynamic noise. Gas and steam are all...

Several Forms of Valve Failure

Posted: 11/30/2021 22:15:26
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Since the reform and opening up, the valve industry has developed rapidly and made great progress in manufacturing capacity and complete sets of technologies. As an integral part of the pipeline system,...

Installation Regulations of Pipeline Valves

Posted: 11/23/2021 18:08:53
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1. During installation, pay attention that the direction of the medium flow should be consistent with the direction of the arrow on the valve body. 2. Check valves should be installed after the...

Selection and Pressure Test of Various Valves

Posted: 10/30/2021 17:23:57
Hits: 53

In the fluid pipeline system, the control valve is the control element, and its investment accounts for about 30% - 50% of the pipeline project cost. The main functions of the valve are opening and closing,...

Knowledge of Valve Installation for Pipeline (Part Two)

Posted: 09/29/2021 20:54:23
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Installation of safety valves Safety valves are special valves whose opening and closing parts are commonly closed under the action of external force. When the medium pressure in equipment or pipeline...

Knowledge of Valve Installation for Pipeline (Part One)

Posted: 09/29/2021 20:11:36
Hits: 333

Inspection before valve installation 1. Carefully check whether the valve model and specification meet the drawing requirements. 2. Check whether the valve stem and disc are open flexibly and whether...

Advantages of High Differential Pressure Control Valves

Posted: 08/05/2021 17:10:02
Hits: 59

Advantages of high differential pressure control valve: 1. Due to the structural principle of circulating convection and multistage pressure reduction, the valve can effectively avoid cavitation...

What Are the Advantages of Stainless Steel Globe Valves (Part Two)

Posted: 07/12/2021 17:53:38
Hits: 54

Stainless steel globe valves also have strong stability The globe valve is one of the most commonly used valve bodies at ordinary times, so it will have certain necessities when it...

What Are the Advantages of Stainless Steel Globe Valves (Part One)

Posted: 07/12/2021 16:28:46
Hits: 45

Stainless steel globe valves have their own performance advantages in many aspects when they are used, so what are their advantages? First of all, when they are used, they have good convenience which...

The Influence of Resistance Should Be Paid Attention to for Globe Valves

Posted: 07/12/2021 16:24:54
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Actually, the most important thing to pay attention to is its influence on the resistance for the globe valve. When the resistance increases, it will first increase the transmission power, which will...

Stainless Steel Gate Valves Have Strong Rust Resistance

Posted: 07/06/2021 16:06:01
Hits: 26

Stainless steel gate valves have good rust resistance when in use. In fact, it is necessary for a gate valve to achieve good performance in this respect. On the one hand, when it is in use,...

Stainless Steel Gate Valves Are Different in Types

Posted: 06/23/2021 17:05:17
Hits: 8

There are different types of stainless steel gate valves. Generally speaking, they can be divided into two types, namely wedge gate valves and parallel gate valves. Their biggest difference...

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