METHOD FOR MANUFACTURING PRODUCTS FROM MOLYBDENUM ALLOYS Russian patent published in 2021 - IPC C22F1/18 B22F3/15 C22C27/04 

Abstract RU 2759282 C1

FIELD: metallurgy.

SUBSTANCE: invention relates to metallurgy, namely to the production of products from molybdenum alloys, and can be used for the manufacture of products subject to high-temperature operating conditions. The method for manufacturing products from molybdenum alloys includes melting an alloy ingot by the method for drop electron beam melting, hot working by pressure of billets to obtain products and their heat treatment. Spherical granules are obtained from the ingot by gas atomization, granules with a diameter of 40 to 180 microns are isolated from them, placed in a titanium capsule, which is sealed, placed in a gasostat and hot gasostatic pressing is carried out at a temperature of 1250-1450°С until billets with a density not less than 98% of theoretical.

EFFECT: invention provides production of products from molybdenum alloys of high chemical purity, characterized by high ductility.

2 cl, 2 ex

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RU 2 759 282 C1

Authors

Prokhorov Dmitrij Vladimirovich

Karpov Mikhail Ivanovich

Vnukov Viktor Ivanovich

Gnesin Boris Abramovich

Gnesin Ivan Borisovich

Zheltyakova Irina Sergeevna

Stroganova Tatyana Sergeevna

Logacheva Alla Igorevna

Logachev Aleksandr Vasilevich

Grigorovich Konstantin Vsevolodovich

Dates

2021-11-11Published

2021-03-22Filed