The role of spiral steel pipe and the main use of items
NewsCan say that related to the previous 10 years spiral steel tube industry, 14 years spiral steel tube industry is a dismal year, whether from the number of acquisitions, or from the price, a drop to low, the financial crisis erupted in 2008 than…
Spiral steel pipe surface rust removal treatment has several methods
News1、Cleaning
Apply solvents and emulsions to clean the exterior of steel to remove oil, grease, dust, slick and similar organic substances, but it cannot remove rust, oxidation skin, welding powder, etc. on the exterior of steel, so it is…
The appearance quality inspection method of spiral steel pipe
NewsJudging from the surface, that is, in the appearance of the inspection. Usually users in the purchase of spiral steel pipe, due to the absence of professional testing equipment, at this time can only use the naked eye on the quality of spiral…
Reasons for the delayed delivery of the spiral steel pipe factory
NewsReasons for delayed delivery of spiral steel pipe manufacturers
Customers who often purchase spiral steel pipes often encounter late construction deadlines. It is clear that the delivery time for signing the contract is ten days, but when…
What are the materials of the spiral steel pipe, which is better
NewsAt present, the most widely used spiral steel pipe material on the market is Q235B, mainly because Q235B material is relatively affordable and its performance is suitable for many industries, but in some special industries, high-performance…
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…
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…
Mechanical properties of precision bright seamless tubes
NewsPrecision bright seamless steel pipe is a kind of high-precision steel pipe material processed by fine drawing or cold rolling. Due to the advantages of no oxide layer on the inner and outer walls of the precision bright tube, no leakage under…
What are the application characteristics of dredging spiral steel pipes in summer
NewsThe dredging spiral steel pipe adopts the technology of submerged arc welding, also called submerged arc welded straight seam steel pipe. The main function is to clean up the steel pipes that transport sediment, mud and other mixed debris. The…