casing pipe


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Corrosion Protection of Oil Casing Pipe

Petroleum  casing pipe  can be roughly divided into 4 types according to different usage methods: surface casing, intermediate casing, production casing, and drilling casing. Surface casing is mainly used to suspend and support the subsequent layers of casing through a casing head installed on the ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 1 month agoPress > casing pipeCorrosion Protectionoil casing

Common Anticorrosion Methods for Offshore Oil Casing Pipe

The corrosion problem of downhole oil  casing pipe  in China's offshore oil and gas fields is extremely serious, which seriously affects the service life of downhole oil casing and normal production of oil and gas fields. Through cement sealing, corrosion-resistant alloy pipes, injection of corrosio ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 1 month agoPress > anticorrosion methodsoffshore oilcasing pipe

API Coupling for Tubing and Casing Pipe

The  casing pipe  coupling is a kind of oilfield drilling tool, which is mainly used for the connection of the oil pipe, and mainly solves the problem that the existing coupling easily generates fatigue fracture due to stress concentration. The tubing coupling structure is: the tubing end is connec ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 1 month agoPress > couplingcasing pipetubing

Oil Casing Pipe Tempering Process and Category

The tempering process of the  casing pipe  is a heat treatment process of reheating the quenched workpiece to a suitable temperature lower than the lower critical temperature, and cooling to room temperature in a medium such as air or water or oil after a certain period of time. The purpose of temp ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 1 month agoPress > casing pipeTempering ProcessCategory

What are the Detection Methods of Oil Casing Pipes?

What are the detection methods for casing pipes ? Let's take a brief look: 1. Ultrasonic testing. When ultrasonic waves are scattered in the tested raw materials, the acoustic properties of the raw materials and the transformation of the internal structure have a positive impact on the disseminat ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 2 months agoPress > casing pipeN80 oil casingDetection Methods

Characteristics of Outer Thickened Oil Casing Pipe

The outer thickened oil casing pipe adopts the round pipe thread of the taper pipe and is thickened through the joint to realize the joint and seal. It is one of the basic thread buckle types issued by the Petroleum Association. Its tooth shape is triangular, dome round bottom, the tooth angle is ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 2 months agoPress > casing pipeOuter Thickened Oil CasingCharacteristics

Classification of Oil Casing Pipe Steel Grades

The oil casing is used to support the oil and gas well walls to ensure the normal operation of the entire well after the drilling process is completed. Each well is based on different depths of drilling and geology, using several layers of casing. After the casing is down, the cement is to be cement ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 3 months agoPress > casing pipesteel gradeclassification +1

The Important Position of Oil Casing Pipe

The casing pipe is used to support the oil and gas well walls to ensure the normal operation of the entire well after the drilling process is completed. Each well is based on different depths of drilling and geology, using several layers of casing. After the casing is down, the cement is to be cem ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 3 months agoPress > casing pipedrill pipeimportant position +1