CANGZHOU WILSON PIPELINE CO.,LTD

Casing drilling and conventional drill pipe drilling have obvious advantages. It is a technical feature of drilling engineering and it...

1. The range of wall thickness of seamless steel tube is relatively wide, small diameter and large wall thickness and large diameter and...

Oil well casing refers to the use of casing instead of drill pipe to apply torque and drilling pressure to the bit to achieve bit...

What should be paid attention to after the seamless steel tube is cut? What should be paid attention to during the heat treatment? The...

Common tubing buckle types Common tubing buckle types are pided into three types: EU, NU and NewVam. These three types of buttons can be...

Features of outer thick tubing: 1. Enhance connection strength through upsetting of joints; 2. Sealing is achieved through cooperation...

Cold drawn erw steel pipe, which is one of the best choices for the production of multi-stage hydraulic cylinders. Its process is the...

In the production process of thick-walled straight seam steel pipes, it is necessary to perform strict production processes. If the...

(1) Domestic tubing is in accordance with SY / T6194-96. The length of the tubing is variable, and the range is 8-13m. But no less than...

ERW is the abbreviation of electric resistance welding. The welding method of ERW pipe and submerged arc welded pipe is significantly...

After the seamless steel pipe is heat-treated, it is required to wait for it to cool before proceeding to the next step. The cooling...

27MnCrV is a new type of steel used in the production of TP110T steel grade casing pipe sleeves. The steel types used in conventional...

Seamless steel tube is a long strip of steel with a hollow cross section and no seams on the periphery. There are more than 5,100...

ERW straight seam welded pipe, also known as “resistance welded straight seam welded pipe”, ERW straight seam welded pipe is mainly pided...

Classification of oil casing pipe Materials: There are many types, the basic ones are ordinary carbon steel, J55, L80, N80, P110, etc .;...

a. Pickling passivated seamless steel tube dipping method. Stainless steel pipelines, elbows, small parts, etc. are most suitable for...

According to GB / T3092 “Welded steel pipes for low-pressure fluid transport”, the nominal diameter of the welded pipe is 6 ~ 150mm, the...

Cold drawn precision seamless steel pipe has the characteristics of no oxide layer on the inner and outer walls, high pressure without...

“ERW steel pipe” is a high-frequency straight seam resistance welded pipe. It is used to transport vapor and liquid objects such as oil...

Hydrostatic test of casing pipe: ①. Use high-pressure water gun to clean the inside of the tube; ②. The surface of the thread must be...