How to Buy 20# Seamless Steel Pipe
Faced with a large number of 20# seamless steel pipes, for some friends who are not very familiar with 20# seamless steel pipe, there will inevitably be some problems in the process of purchasing. Her...
Yearly Archives: 2022
Square Tube Performance
There are generally five categories of square tube performance:
Plasticity
Plasticity refers to the ability of a metal material to undergo plastic deformation (permanent deformation) without damage u...
Seamless Steel Pipe Pickling Passivation
Seamless steel pipe pickling passivation process steps
Washing→degreasing to oil→washing→second oil removal→hot water washing→acid washing→water washing→neutralization→water washing→chromic anhydr...
A Common Phenomenon of Weld Pipe
It is a common phenomenon that the wear-resistant welded pipe will heat up after transported a long time, which directly affects the normal work of the concrete pump and the damage caused by the heati...
Q345B Steel Pipe Definition, Performance, Application and Process
1, Definition:
Q345B steel pipe is one of the materials of seamless steel pipe, the former name is 16Mn. 16, which represents the carbon content of this steel is about 0.16%. Mn alone was proposed b...
Weld Hole Prevention Measures
It is well known that there are many types of welded steel pipes. There are always seamless steel pipes and straight seam steel pipes(LSAW), while straight seam steel pipes have weld seams, and weld s...
The Characteristics of Straight and Spiral Seam Welding for Large Diameter Steel Pipe
Straight seam welding of large diameter steel pipes is produced from steel plates, while spiral welding of large diameter steel pipes is produced by hot rolled coils. The rolling process of the hot st...
Hot-dip Galvanized Pipe and Cold-galvanized Pipe
The hot-dip galvanized steel tube is obtained by reacting a molten metal with an iron matrix to produce an alloy layer, thereby combining the substrate and the plating layer. Hot-dip galvanizing is th...
Steel Pipe Classification and Process
China's steel pipe industry has a long history of nearly sixty years, but this can only be said to be the history of seamless steel pipes. Straight seam steel pipes are still a new thing compared to s...
3PE Anti-corrosion Steel Pipe
The development status of 3PE anti-corrosion spiral steel pipe industry is still good at home and abroad, it also plays a relatively large role in the anti-corrosion industry. 3PE anti-corrosion steel...
