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NEWS NEWS
KAMAZ started development of the Tsentrotech began commercial operation of a

Euro-6 engine plant for the production of metal powders for

In the Scientific and Technical Center of KAMAZ, within the 3D printing
framework of the Tibet project, work is underway to create NPO Tsentrotech LLC (an enterprise of the TVEL Fuel
a family of in-line six-cylinder KAMAZ-910.40 engines of the Company of Rosatom in Novouralsk) has put into commercial
Euro-6 ecological level. The operation a Kaplya gas spraying unit to produce metal powders.
first prototype of the engine is Compared to its predecessor, a promising engine should The equipment allows you to obtain a wide range of powders:
assembled. have five times less emissions of nitrogen oxides, three times aluminum and copper alloys, stainless and high-
less particulate matter, 2.5 times less ammonia with exhaust “The production of powder materials for
gases. There are also more stringent requirements for on- alloy steels, materials for metal 3D printers and 3D printing is one of the key directions of
board diagnostics. powder metallurgy in general. development of Rosatom's business in the
Today the assembled sample is undergoing bench tests. The principle of operation of the installation field of additive manufacturing technologies.
In particular, the EGR (Exhaust Gas Recirculation) system consists in spraying a molten metal with a gas At the moment, the industry integrator for
is now being adapted, which is responsible for returning a stream ("gas atomization"). The metal is melted additive technologies RusAT LLC (part of
certain amount of exhaust gases back to the cylinders for in a metallurgical induction furnace, the spraying the TVEL Fuel Company of Rosatom) has
their final combustion. This will reduce the rate of heat itself takes place in a special chamber, where the developed two models of 3D printers using
release in the engine cylinders, and, as a consequence, the liquid metal is first crushed into drops, and then SLM technology (Selective Laser Melting),
formation of nitrogen oxides. As experts note, only one EGR they crystallize into granules-balls. The maximum which involves melting metal powders:
system will not be able to achieve the required Euro-6 standards, productivity of the plant is 20 tons of powder per RusMelt 300 Multi Laser and RusMelt 600
therefore it will be a complex solution: part of nitrogen oxides is year, the shape of the particles is spherical, the Multi Laser,” the press service said.
reduced using EGR, the rest must be neutralized by a catalytic oxygen content is not more than 0.1 %, the size
neutralization system. According to the design documentation, it is planned to of the granules varies from 5 to 400 microns. urbc.ru
produce a whole line of engines with a working volume of 13 liters, with a capacity of
420 to 560 hp. Uralelectromed JSC has started
kamaz.ru
Severstal has mastered the production of the implementation of the "Digital

innovative large-diameter pipes K65 Assistant"

Severstal, one of the world's largest In the workshops and divisions of Uralelectromed JSC (an enterprise of the metallurgical
vertically integrated steel and mining complex of UMMC), the Digital Assistant project is being implemented. This is a software package
companies, has mastered the end-to-end designed to calculate the main technological parameters. In particular, in the copper powder
production technology (slab-sheet-pipe) of a workshop (CPW) this service is at the final stage of implementation. The advantages of the
new generation of large diameter pipes (LDP) program have already been appreciated by metal powder operators who calculate the charge
with a unique combination of characteristics: (mixture of starting materials) of copper powder in laboratory conditions.
high strength K65 class with high deformation The process of analysis and calculation of the charge is organized as follows. After the
capacity. dry processing operation: drying, grinding and sieving, the resulting powder is unloaded into
The production of innovative large- special metal containers (kubels). Then the operator takes powder samples from each tube,
diameter pipes of the K65 strength category determines the bulk density and particle size distribution using special equipment. The results
with high deformation capacity has been are entered into the program. The digital assistant calculates and selects the tubes for the final
mastered at the Izhora Pipe Plant (ITZ, part powder mixing.
of the Severstal Russian Steel division of PAO "The program is a web application and contains a user-friendly
Severstal). For the production of LDP K65, we interface. The operator just needs to enter the password, enter
use our own rolled metal products, which are produced by the company's 5000-sheet rolling the program, set the date and write the technological
mill, located on the same industrial site with the ITZ in the Kolpinsky district of St. Petersburg. data in the mixing section. By clicking "OK" the program
The unique performance characteristics of the LDP will allow consumers to reduce the itself will make an averaged calculation for this type of
cost of construction and reconstruction of gas pipelines by reducing the pipe wall thickness powder and offer mixing options. Engineering and technical
and metal consumption of the pipeline, increasing the reliability and durability of gas pipelines specialists can familiarize themselves with the results obtained
laid in areas with unstable soils in areas of permafrost, landslide and karst manifestations and at any time in the "magazine" section," said Larisa Popova, head of
other types of soil erosion, as well as with seismic activity of 8 points and higher and the risks the department for development and maintenance of information
of activation of tectonic faults. With a minimum wall thickness, the LDP can be operated at systems of Uralelectromed JSC.
temperatures up to minus 40 °C, which is important for overhead gas pipelines, for example, at Uralelectromed JSC
compressor stations.

itz.severstal.com

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