CANGZHOU WILSON PIPELINE CO.,LTD

What are the detection methods of oil casing pipe ? Let’s take a brief look: 1. Ultrasonic testing When ultrasonic waves are spread in...

45 refers to the carbon content in this material, which is about 450. This material is also more common than other superior carbon...

Points for workers’ technical operations: 1. Parameter setting: Set the test pressure value and voltage stabilization time according to...

1. Outer diameter tolerance ERW steel pipe: It is cold-formed and sizing is completed by reducing the diameter by 0.6%. The process...

Different types of casing pipe used in oil extraction: Surface oil casing protects the well from being contaminated by shallow water and...

Hot rolling and cold rolling are forming steel or steel plates, and they have a great influence on the structure and properties of steel....

Oil casing pipe is a steel pipe used to support the wall of oil and gas wells to ensure the normal operation of the entire oil well...

Thick-walled seamless steel tube is a common type of thick-walled seamless steel tube. It is a special material of thick-walled steel...

The changes in the names of ERW and HFW change with the development of technology and the update of standards. First of all, the...

The oil layer casing is the production casing, and the tail pipe technology is only one kind of cementing technology. It is a method of...

Electric fusion welding is the combination of metal and metal by heating one or several consumable electrodes and the workpiece. Electric...

Tubing and casing are both indispensable in oil exploration. Tubing is a pipe that runs into the casing of an oil well during normal...

High frequency resistance welded pipe is a welding method used to heat the resistance generated by the high frequency current flowing...

The casing is used to strengthen the well wall, and the inner and outer diameters are much larger than the drill rod; the drill rod is...

The epidemic situation of new coronary pneumonia in foreign countries is becoming more and more serious. Affected by the...

Disadvantages of hot rolled 20 # straight seam steel pipe: 1. Residual stress caused by uneven cooling. Residual stress is the stress of...

ERW steel pipe: high-frequency straight seam resistance welded pipe, using hot-rolled wide coil as the material, through pre-bending,...

The casing pipe is used to strengthen the well wall, and the inner and outer diameters are much larger than the drill rod; the drill rod...

ERW steel pipe is a general name for resistance welded steel pipe. High frequency resistance welding (Electric Resistance Welding, ERW...

The oil well casing gas is the oil separation gas that is led to the surface through the casing. The oil well is pided into two parts:...