Industry News

Industry News

Advantages and Disadvantages of O-rings

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...
Dec 29, 2021 666
Industry News

Terms of Valve Structure and Parts

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...
Dec 28, 2021 28
Industry News

Technical Terms of Valves

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...
Dec 27, 2021 49
Industry News

Analyses of the Control Valves Noise

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...
Dec 10, 2021 70
Industry News

Several Forms of Valve Failure

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...
Nov 30, 2021 72
Industry News

Installation Regulations of Pipeline Valves

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...
Nov 23, 2021 44
Industry News

Selection and Pressure Test of Various Valves

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...
Oct 30, 2021 61
Industry News

Knowledge of Valve Installation for Pipeline (Part Two)

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...
Sep 29, 2021 44
Industry News

Knowledge of Valve Installation for Pipeline (Part One)

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...
Sep 29, 2021 383
Industry News

Advantages of High Differential Pressure Control Valves

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...
Aug 05, 2021 61
Industry News

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

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 is used. Of...
Jul 12, 2021 57
Industry News

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

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...
Jul 12, 2021 45
Industry News

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

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...
Jul 12, 2021 35
Industry News

Stainless Steel Gate Valves Have Strong Rust Resistance

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, it...
Jul 06, 2021 26
Industry News

Stainless Steel Gate Valves Are Different in Types

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 lies in...
Jun 23, 2021 8
Industry News

What Role Can Stainless Steel Gate Valves Play

In the whole pipeline transportation process, stainless steel gate valves will be used. What role can they play in the whole process? Its main function is to adjust the shape, that is, to achieve...
Jun 17, 2021 21
Industry News

Function Analysis of Proportional-integral Control Valves

Proportional integral control valves can adjust the flow of steam or hot and cold water, which is widely used in the fluid control of central air conditioning, heating, water treatment, industrial...
Jun 08, 2021 34
Industry News

Overview of Small Bellows Valves

Bellows valves need to use a small (valve size about Φ2mm) medium and low-pressure valve with hydrogen embrittlement resistance, corrosion resistance and radiation resistance in hydrogen and...
Jun 02, 2021 17
Industry News

Improvement Methods of Hydraulic Gate Valves

1. The internal parts can be improved. The original design has many internal parts, a complicated structure, and unreasonable connection and fastening methods. In actual production, the failure of...
May 24, 2021 23
Industry News

Processing Method of Weld Neck Flanges

Weld neck flanges refer to the flange with neck, round pipe transition, and butt-welding connection with pipes. The weld neck flange is a kind of disk-shaped part, which is common in pipeline...
May 20, 2021 20