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1. Control the carbon content in the steel as much as possible to avoid the peritectic reaction zone and the upper or lower control limits. 2. The vibration stability should be monitored to ensure tha...

The oil special pipe is mainly used for drilling oil and gas wells and conveying oil and gas. It includes oil drill pipes, oil casing, and oil pipes. Oil drill pipes are mainly used to connect drill c...

Hydrostatic pressure test is an indispensable part in the manufacturing process of steel pipe. Its function is to detect the anti-leakage function of steel pipe under the standard test pressure and st...

What is the difference between tubing and casing pipe? Where is the oil well separately? Is the casing pipe the one that is the outermost layer of the well? Let me help you answer the following: Tubi...

The steel pipe is pided into seamless steel pipe and welded steel pipe. Among them, the commonly used welded steel pipe can be pided into three types according to the type of weld, such as high-freque...

API5CT casing pipe can be pided into seamless steel pipe and welded steel pipe, welded steel pipe mainly refers to straight seam steel pipe, and large diameter oil casing is generally submerged arc we...

The seamless steel pipe impact test is a test for detecting the impact strength of seamless steel pipes. The test piece is used to break the sample. And according to the energy absorbed when the sampl...

The use of seamless steel pipes is becoming wider and wider. When we choose seamless steel pipes, we must test the quality of seamless steel pipes. The following small series is detailed for everyone:...

The hardness test of seamless steel pipe can be pided into two methods, one is tensile test and the other is hardness test. The following small series is introduced in detail for everyone: The seamle...

The American Petroleum Institute API standard specifically targets oil and gas: casing, tubing and line pipe standards used in industry. In the standard, the casing and tubing steel grades are pided i...