Selection of heat exchanger type and scaling treatment method 1. When the temperature difference is large, floating head heat exchanger,...

What is shot blasting? Shot blasting is a process that uses compressed air as power to spray shot onto the workpiece surface and clean or...

What is shot peening? Shot peening is a process that uses a high-speed rotating impeller to shoot the shot out at high speed, hit the...

What is shot peening? Shot peening uses the high-speed rotating impeller to throw out small steel shot or small iron shot and impact the...

For the skilled copper pipe installer, there are a variety of copper pipe connection options available. Not only are there the normal...

Pipeline pressure test is the last process of pipeline construction engineering. It is not only a comprehensive inspection of pipeline...

Installation process and complete construction operation process of natural gas pipeline The installation and construction of natural gas...

In flange joint sealing, when carbon steel flanges or stainless steel flanges are equipped with 304 material bolts, leakage problems...

Flange is the main connecting equipment of process pipeline in petrochemical enterprises. It has a large number and plays a very...

The long weld neck flange of pressure vessel is optimized through two specific examples, and the effects of cone neck height and flange...

The intergranular corrosion tendency test of stainless steel is a common content in design documents, and the relevant content in...

Bolt pre-tightening force An important factor affecting sealing. The pre-tightening force must compress the gasket to achieve the initial...

What is a breather valve? Breather valve is a kind of valve which can not only keep the tank space isolated from the atmosphere within a...

Valve is the basic element used to control the flow direction, pressure and flow of fluid in pipeline. The valve is the control component...

The differences of normalizing, tempering, annealing and quenching lie in different processes, different changes of material structure...

Effect of forging on microstructure and properties of metal In forging production, in addition to ensuring the required shape and size of...

Valve is an important component in the piping system of petrochemical plant. It is one of the main leakage sources in the plant with many...

Selection of heat exchanger type and scaling treatment method 1. When the temperature difference is large, floating head heat exchanger,...

What is sand blasting? Sand blasting is a surface treatment process that uses compressed air as power to form a high-speed jet beam to...

What is shot blasting? Shot blasting is a process that uses compressed air as power to spray shot onto the workpiece surface and clean or...