Penetrant testing (abbreviated as PT) is a nondestructive testing method for inspecting surface opening defects based on the principle of capillary action. This method is one of the five conventional nondestructive testing methods and is a comprehensive science and technology.

Companies in the upstream oil & gas industry have been looking for ways to increase production capacity, improve process efficiency and minimize machine downtime. At present, many large oilfield service companies are using chemical injection system to separate water / gas / oil, reduce corrosion and

Companies in the upstream oil & gas industry have been looking for ways to increase production capacity, improve process efficiency and minimize machine downtime. At present, many large oilfield service companies are using chemical injection system to separate water / gas / oil, reduce corrosion and