oil casing


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Testing Methods of Oil Casing Manufacturers

What are the detection methods of oil casing pipe ? Let's take a brief look: 1. Ultrasonic testing When ultrasonic waves are spread in the tested raw materials, the acoustic characteristics of the raw materials and the changes in the internal organization have a positive impact on the spread of t ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 8 months agoPress > oil casingTesting MethodsManufacturers

Non-Uniform Bearing of Oil Casing Reduces its Bearing Capacity

Oil casing pipe damage is one of the important factors affecting China's crude oil production. The reasons for its damage include non-uniform stress, corrosion, sand formation in oil layers, and high-pressure water injection. As for the strength of petroleum casing, the API standard does not clear ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 8 months agoPress > oil casingBearing Capacitytubing china

Classification of Oil Casing Materials

There are many types, the basic ones are ordinary carbon steel , J55, L80, N80, P110, etc .; then there are more special materials, such as 3Cr, 9Cr, 13Cr, 22Cr, etc., which are mainly carbon dioxide-resistant; and materials that prevent hydrogen sulfide , Such as 90SS, 95SS, etc. In addition, high ...

lvy lee - Permanent Steel Manufacturing Co.,Ltd


Posted 10 months agoPress > oil casingMaterials

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 11 months agoPress > casing pipeCorrosion Protectionoil casing