Monthly Archives: January 2022

1, Grade and chemical composition The grades and chemical compositions of hot-dip galvanized steel strip shall comply with the grades and chemical composition of the black tube for GB 3092. 2, Manufa...

Precision seamless steel pipe and industrial seamless pipe can be compared from the following aspects: 1, Industrial seamless pipe material is stainless steel tube, that is, the tube, after cold draw...

Stainless seamless steel pipe surface treatment is mainly in the following ways: Chemical cleaning: Chemical cleaning pipe refers to the temporary conversion of the use of chemical chemicals pipeline...

As with other materials exposed to the atmosphere, seamless stainless steel pipe is also dirty. Future lectures will analyze the design factors that affect maintenance and cleanup costs. However, ther...

Galvanized square tube widely used in construction, machinery, coal, chemical, railway vehicles, automobile industry, roads, bridges, containers, sports facilities, agricultural machinery, petroleum m...

Galvanized square tube welding method and the general low-carbon steel is the same: welding the first layer of welding in the weld, try to make the zinc layer and vaporization, evaporation and escape ...

In order to improve the performance effect of square tube, we can hot-dip galvanized square tube, hot-dip galvanizing is a heat treatment process effect, in the process of galvanized square tube, in o...

Metal and atmospheric oxygen of 321 stainless steel seamless pipe in response to the appearance will constitute an oxide film. However, in the general carbon steel pipe on the composition of the conti...

201 stainless steel welded pipe welding method Gas shielded welding: mainly refers to the TIG welding, melting TIG welding and carbon dioxide (CO2) gas shielded welding. TIG welding arc stability, th...

Chemical corrosion Surface contamination: attached to the surface of the oil, dust and acid, alkali, salt and other conditions into a corrosive medium, and some of the stainless steel parts of the che...