SINO EAST STEEL TECH CO.. LTD. as a leading China steel products manufacturer specialized in production of high quality steel series products and located in Tianjin. The area of Sino East Steel Group is about 60,000 square meters with annual steel production capacity reaching to 500,000 MT. Its products’ ranges include steel pipes, tubes, steel sheet and coil, structural steel like steel profile and so on.
Seamless steel pipe storage points
/in blog /by PaulIn 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 rusting. Because of the material of seamless steel pipe, if it is left […]
Acceptance Standard for Internally Threaded Seamless Steel Tubes for High Pressure Boilers
/in blog /by Paul1. 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 the actual wall thickness at the removal should not be less than the minimum allowable wall thickness deviation. value, […]
What are the methods and measures for rust removal and rust prevention of seamless steel pipes
/in Uncategorized /by PaulThe 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, we found that there are more rust, and we must master certain methods […]
What should be paid attention to when transporting seamless steel pipes
/in News /by PaulIt 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 also want to know why such a situation occurs. And if it is transported […]
Seamless steel pipe wall thickness
/in blog /by PaulThe 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 used in construction. The material and processing time have been widely used in the manufacture of steel pipes. A […]
The basic method of rust removal of high-pressure boiler steel pipes is as follows
/in blog /by PaulThe 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 it cannot remove rust, oxide skin, welding flux, etc. on the surface of high-pressure boiler steel pipes. […]
How are common seamless steel pipes classified?
/in News /by PaulClassification 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 and medium pressure boiler steel pipes, high pressure boiler steel pipes, alloy steel pipes, stainless steel pipes, petroleum cracking pipes, geological steel […]
Why is borax blowing in the production process of seamless steel pipe, what is the process and purpose
/in News /by PaulWhy 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 purpose is to remove iron oxide scale on the inner surface and prevent secondary oxidation. […]
Mechanical properties of precision bright seamless tubes
/in News /by PaulPrecision 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 high pressure, high precision, high finish, no deformation in cold bending, no flaring, […]
What are the application characteristics of dredging spiral steel pipes in summer
/in News /by PaulThe 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 purpose is to excavate port basins, access channels, etc., reclamation and reclamation to build wharfs, […]