N80 steel pipe is generally a casing. N80 casing is an important equipment for oil drilling. Its main equipment also includes drill pipe, core pipe an...
Date:2018-05-11 Tags:N80 steel pipe
60Hz power is converted to high frequency power for solid metal welding of 90% efficiency. In high frequency welding, the welding power is generally a...
Date:2018-05-09 Tags:Control of the Best Efficiency of High Frequency Welded Pipe Welding Process
Is there any treatment for a welded pipe that is a black iron pipe. The welded steel pipes or steel plates are bent into circular, square and oth...
Date:2018-05-09 Tags:Black iron pipe
If the resistance welded pipe (ERW) is not heat treated through the pipe, the residual tensile stress around the weld is about 350MPa, which is clos...
Date:2018-05-09 Tags:Effect of Stress on Groove Corrosion of Electric Resistance Welded Pipe
The steel pipe pile is suitable for terminal construction. The diameter range is generally between 400-2000mm, and the most commonly used is 1800mm. ...
Date:2018-05-09 Tags:Application of straight seam steel pipe in pile driving
In the process of producing high frequency welded pipe, the manufacturer of welded pipe will encounter the damage of the tube surface, which is ...
Date:2018-05-09 Tags:Causes of Surface Scratches on High Frequency Welded Pipe in Factory
1. Pipe gap control Adjust the extrusion volume of the squeeze roller, so that both ends of the weld to keep flush, opening angle of 7 degrees below ...
Date:2018-05-08 Tags:Manufacturing control of high frequency welded pipe
High frequency welded pipe typical process: steel strip open reel straightening - head and tail shearing strip welding - casing storage - forming - We...
Date:2018-05-08 Tags:Welding speed of high frequency welded pipe
The production process of high frequency welded pipe depends on the type of product. It needs a series of processes from raw material to finished prod...
Date:2018-05-08 Tags:Production process of high frequency welded pipe
FBE anticorrosive tube is a new type of coating developed over the past 30 years. It uses electrostatic spraying technology to coat epoxy powder coati...
Date:2018-05-07 Tags:FBE Coating
In addition to anticorrosion, the municipal water supply pipeline and spiral steel pipe need internal anticorrosion treatment. At that time, most ceme...
Date:2018-05-07 Tags:Cement mortar in the coating of spiral steel tube
In the past 20 years, the steel pipe structure has been rapidly developed at home and abroad. Has been widely used in modern industrial buildings, war...
Date:2018-05-07 Tags:Steel Pipe Structure and Application
Anticorrosive spiral steel pipe is suitable for both the outer wall of the living resource transportation pipeline. The anti-corrosion of the equipmen...
Date:2018-05-04 Tags:Precautions for construction of corrosion resistant spiral steel pipe
1. manufacturing method (1) using hot rolled strip as billet, high temperature spiral forming is often adopted, automatic submerged arc welding is us...
Date:2018-05-04 Tags:Technical requirements of spiral tube
High precision cold drawn steel pipe is a new type of high-tech energy-saving product. In recent years, the technology used in the production of preci...
Date:2018-05-04 Tags:High precision cold drawn steel pipe technology and its application
