Heavy industry news

The United Engine Corporation of Rostec has completed the assembly of the first experimental gas generator of the new promising PD-8 engine for regional aircraft, in particular, the SSJ-NEW.

The weight of the fairing was reduced by almost two tons, Rostec reported

The weight of the head fairing of the upgraded Proton-M launch vehicle decreased by almost two tons due to the use of innovative developments of the Romashin ONPP Technologiya (part of the Rostec State Corporation). This was told to TASS in the press service of Rostec.

The innovative foam plastic "Akrimid" is used in the production of space, aviation and land equipment, the state corporation specified

Innovative foam plastic "Akrimid", used in the production of space, aviation and land equipment, began to be mass-produced in Russia. It replaced imported materials, the press service of the state corporation Rostec told TASS.

The company " Ural Boeing Manufacturing "(Sverdlovsk region), which is a resident of the special economic zone "Titanium Valley", in 2020 received a record loss in the entire history of its existence. This is stated in the company's financial report for the past year.

Against the background of Russia's serious leadership in strengthening its northern borders, the US army is trying to catch up and in June this year begins testing two prototypes of the Arctic Beowulf field vehicles developed by BAE Systems.

The United Engine Corporation of Rostec has completed the first stage of testing a demonstrator of a ramjet pulsating detonation engine, which in the future will be able to be used in advanced rocket and space systems, hypersonic aircraft and orbital aircraft. The power plant in certain operating modes demonstrated an increase in specific thrust of up to 50% in comparison with the engines of traditional schemes.

Russian engineers have tested a model of a promising SHFDMS airliner, which is being developed jointly with China. The first flight of the car can make in the new decade.

Specialists from Peter the Great St. Petersburg Polytechnic University have created a 3D printer that prints products made of titanium.

China may strike a blow to the US defense industry by restricting the export of metals, which play an important role in the production of fighter jets. This is reported by the Financial Times, citing sources involved in the consultations of the government and industry representatives.

The designers of Sevmash improved the technology of installing platforms with equipment on the foundations of submarines and the design of their fasteners. Instead of traditional leveling pads made of steel, polymer composites will now be used. They are three times better at dampening vibrations, and are cheaper.

A group of students of the Department of Metal Science and Strength Physics of NUST MISIS has started testing a new high-strength aluminum for 3D printing. It is expected that the technology developed by them will find application in aviation and mechanical engineering, as well as in other industries.

In December 2020, new US sanctions came into force. The United States has tightened export controls. The sanctions list includes 45 Russian companies. Among them was the manufacturer of titanium and JSC VSMPO-AVISMA.

A team of scientists from the Massachusetts Institute of Technology has developed a new type of Kevlar-based molecules that can self-assemble into long strands. Their thickness is only one nanometer, while the length and area can vary depending on the tasks set. The first experiments showed that these thinnest threads are incredibly strong, and therefore have a wide range of potential applications.

For the PD-35 high-power engine, the United Engine Corporation manufactures wide-chord fan blades from polymer composite materials using prepregs and 3D-weaving technology.

The US Navy stops the supply of Freedom-class coastal ships

The US Navy has suspended deliveries of the Lockheed Martin Corporation's Freedom-class coastal zone ship. The reason for the rejection of the vessel was a structural defect in the power transmission. This is not the first problem faced by American shipbuilders in recent years, which causes wariness in the expert community.

The British company Supacat has completed the development of a set of conversion of Jackal 1 diesel armored vehicles into hybrid ones without loss of driving characteristics. According to Jane's, the company also prepared the first such armored vehicle for the installation of the kit and testing. All work was completed in mid-December last year, but the company announced this only now.

NUST MISIS scientists in collaboration with Russian and foreign colleagues were able to improve the technology of obtaining medical alloys with shape memory. The new technique will improve the reliability of existing surgical devices and develop a number of new ones. The results of the study are published in the journal JOM.

As reported by the web resource Sudоstrоenie.info In December 2020, the first Russian-made gas turbine engines and gearboxes were loaded into the hold of the aft engine room of the Admiral Golovko frigate Project 22350 (factory number 923), which is under construction for the Russian Navy, at the Severnaya Verf Shipbuilding Plant PJSC (part of the United Shipbuilding Corporation JSC) in St. Petersburg. This is stated in a story published on January 19, 2021 on the channel of the Northern Shipyard shipbuilding enterprise on the Youtube video service.

The design Bureau of mechanical engineering (part of the holding NPO "high-Precision complexes" of the state Corporation rostec) introduces additive technologies in production.

the ms-21 medium-haul passenger aircraft will receive a fully domestic wing made of composite materials next year, first deputy chairman of the board of the military-industrial commission of the russian federation andrey yelchaninov said in an interview with interfax.