How to eliminate the problems that are easy to occur in the connection of galvanized steel pipes
blogWhen using galvanized steel pipe, it is necessary to use welding to make the connection. In order to ensure a good seal, there are some issues to be aware of.
When using the rolling groove method to weld galvanized steel pipe, the rolling…
Cold Rolled Nitriding Treatment of Seamless Steel Tubes
blogThe cold rolling of seamless steel pipe is to change the martensite to the seamless steel pipe before the rolled piece enters the finishing extruder. Rough rolling is still carried out in full martensitic conditions, and then the hot-rolled…
Seamless steel pipe storage points
blogIn the present life, the use of seamless steel pipe is particularly widespread, but we know that because of the material of seamless steel pipe, we should pay attention to the matters related to the preservation of seamless steel pipe to avoid…
Acceptance Standard for Internally Threaded Seamless Steel Tubes for High Pressure Boilers
blog1. Surface quality
1). Cracks, folds, folds, scabs, and delaminations are not allowed on the inner and outer surfaces of the internal threaded seamless steel pipes for high-pressure boilers. These defects should be completely removed, and…
What are the methods and measures for rust removal and rust prevention of seamless steel pipes
UncategorizedThe main material of Q345B seamless steel pipe is the Q345B type, which is relatively strong and durable. The common use of Q345B seamless steel pipe is also more, and the wide performance is also relatively good. For Q345B seamless steel pipe,…
What should be paid attention to when transporting seamless steel pipes
NewsIt can be said that more and more industrial enterprises will use seamless steel pipes, and some enterprises have also found that in the process of using such pipes, there may be a situation of corrosion sometimes. Relevant persons in charge…
Seamless steel pipe wall thickness
blogThe use and classification of seamless steel pipes
Seamless steel pipes are widely used in the manufacture of structural parts and mechanical parts, such as oil drill pipes, automobile transmission shafts, bicycle frames and steel scaffolding…
The basic method of rust removal of high-pressure boiler steel pipes is as follows
blogThe basic method of rust removal of high pressure boiler steel pipe:
(1) Cleaning: Use solvents and emulsions to clean the surface of high-pressure boiler steel pipes to remove oil, grease, dust, lubricants and similar organic substances, but…
How are common seamless steel pipes classified?
NewsClassification of national standard seamless steel pipes: seamless steel pipes are divided into two categories: hot-rolled and cold-rolled (dial) seamless steel pipes. Hot-rolled seamless steel pipes are divided into general steel pipes, low…
Why is borax blowing in the production process of seamless steel pipe, what is the process and purpose
NewsWhy do we need to blow borax in the production process of seamless steel pipe? What is the process and purpose? The limit mandrel continuous rolling mill has one more process than the floating and semi-floating mill. Oxidizer, whose technological…