Yearly Archives: 2022

The difference between ERW straight seam resistance welded steel pipe and LSAW straight seam submerged arc welded (UOE) steel pipe: 1. The difference between raw materials and production capacity ...

Casing drilling and conventional drill pipe drilling have obvious advantages. It is a technical feature of drilling engineering and it can bring huge economic benefits to casting operators.  Casing...

1. The range of wall thickness of seamless steel tube is relatively wide, small diameter and large wall thickness and large diameter and large wall thickness can be achieved, but in general, the lengt...

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 rotation and drilling. The whole drilling process no longer uses drill...

What should be paid attention to after the seamless steel tube is cut? What should be paid attention to during the heat treatment? The following seamless steel tube manufacturers will introduce you in...

Common tubing buckle types Common tubing buckle types are pided into three types: EU, NU and NewVam. These three types of buttons can be found in the tool workshop. Among them, EU and NU are difficult...

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

Cold drawn erw steel pipe, which is one of the best choices for the production of multi-stage hydraulic cylinders. Its process is the same as that of precision seamless pipe cold drawing. It is precis...

In the production process of thick-walled straight seam steel pipes, it is necessary to perform strict production processes. If the production process is unreasonable or the production equipment is no...

(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 6m sleeves can be provided, and the number must not exceed20%. (...