
Hot-rolled round steel pipe in Ukraine
Steel pipes made by the method of hot rolling can be useful in various fields. The seamless design provides optimal operational characteristics. The absence of a welding joint plays an important role, it is obtained with the help of hot deformation of the workpiece on special machines. Our company offers a large assortment of such pipes, each of which has the necessary technical characteristics and many other advantages. It is possible to consult in advance to learn more, get information about placing an order, choosing a delivery method, etc.
Features and main characteristics
If you draw an analogy with welded pipes, seamless ones are characterized by a higher level of resistance to external influences and reliability. They can withstand more significant pressure indicators. At the same time, the price is at a quite acceptable level. The price will be higher than that of pipes of the second format, but it is justified by a large number of operational advantages.
Different types of steel can be used in production, which, with the help of hot deformation, get the desired shape and the necessary technical characteristics. There are different sizes of products, including cross-sectional diameter, length, wall thickness. Such characteristics determine the scope of application. Depending on the thickness of the wall, the pipes are divided into thin-walled and thick-walled.
The pipe class also differs:
- First class. Carbon steels are used for production. Such pipes are useful for constructing scaffolding and laying cables.
- Second class. Carbon steel is also used in production, and they can be used to create low- and high-pressure pipelines through which fuel, water, and oil are pumped.
- The third class is used for systems that operate at high temperature and under pressure.
There are also several second classes, but they are usually used in narrower areas.
Advantages of certified hot-rolled steel pipes
Round pipes made by this method on modern equipment have some important advantages:
- An increased level of strength, with the help of which the products can cope with high pressure inside the system.
- Wide scope of application.
- Resistance to external influences, which ensures a long service life.
Buy a round steel pipe of hot rolling
If you contact us, you will be able to purchase the required amount of steel pipes with the required technical characteristics. In the company's catalog you can find many interesting solutions, each of which has a certificate of conformity. The manager will help to understand the subtleties, to find the right products for the given parameters. Delivery is carried out conveniently and quickly to all regions of the country, and you can always choose a convenient method for payment. The official quality guarantee for all rolled metal is an important advantage available to our clients, as well as a personal approach.
Questions & Answers
Structural alloy steels (GOST 4543): 20KhM, 35KhM, 30KhN2MFA, 38KhN3MA, 40KhN2MA, 40KhN, 25KhGT, 18KhGT, 40KhGSA, 35KhGSA, 30KhGSA, 20KhG, 45Kh, 40Kh, 35Kh, 30Kh, 20Kh, 15Kh.
Carbon steels (GOST 380): St5sp, St5ps, St4sp, St4ps, St3Gsp, St3Gps, St3sp, St3ps, St3kp, St2sp, St2ps, St2kp, St1sp, St1ps, St1kp, St0.
High-quality carbon steels (GOST 1050): 60, 55, 50, 45, 40, 35, 30, 25, 20, 15, 10, 08.
Low-alloy steels (GOST 19281): 12GS, 16GS, 15GF, 14G2, 17G1SU, 17G1S, 10G2S1, 09G2S.
Corrosion-resistant steels (GOST 5632): 40Kh13, 30Kh13, 20Kh13, 12Kh13, 03Kh17N14M3, 10Kh17N13M2T, 08Kh18N10T, 12Kh18N10T, 08Kh18N10.
Steel for boilers and pipelines: 20, 10, 20Х1М1F1ТР, 15Х1М1F, 15Х5М, 12Х1МF.
Main GOST standards for hot-rolled pipes
GOST 8731-74 — Seamless hot-formed steel pipes. Technical requirements;
GOST 8732-78 — Seamless hot-formed steel pipes. Assortment.
GOST for hot-formed stainless steel pipes
GOST 9941-81 — Cold-formed and hot-formed stainless steel pipes;
GOST 9940-81 — Seamless hot-formed pipes made of corrosion-resistant steel.
GOST for special hot-formed pipes
GOST 10705-80 — Electric-welded steel pipes;
GOST 20295-85 — Large-diameter welded steel pipes;
GOST 32528-2013 — Steel Pipes for Main Pipelines;
GOST 550-75 — Steel Pipes for Boilers and High-Pressure Pipelines.
GOST for Pipe Materials
GOST 5632-2014 — Stainless and Heat-Resistant Steels;
GOST 19281-2014 — Low-Alloy Steels;
GOST 4543-2016 — Alloyed Structural Steels;
GOST 1050-2013 — High-Quality Carbon Steels.
GOST for Control, Testing, and Requirements
GOST 7566-2018 — Metal Products. General Requirements for Delivery;
GOST 3728-78 — Bend Test;
GOST 8695-75 — Flattening Test;
GOST 10006-80 — Tensile Testing;
GOST 3845-75 — Hydraulic Pressure Testing of Pipes;
GOST 8731-74 — General Specifications.
International Standards
ASTM A335 — Alloy Pipes for High Temperatures;
ASTM A53 — General Purpose Steel Pipes;
ASTM A106 — Seamless Hot-Rolled Pipes;
EN 10216 — Seamless Pressure Pipes;
EN 10210 — Hot-Deformed Pipes.















