Zobrazeno 1 - 10
of 94
pro vyhledávání: '"Zh. I. Dzneladze"'
Autor:
Zh. I. Dzneladze, O. A. Skachkov
Publikováno v:
Metallurgist. 44:136-139
Publikováno v:
Metallurgist. 43:490-492
Publikováno v:
Soviet Powder Metallurgy and Metal Ceramics. 15:895-898
1. An apparatus and a procedure based on thermal nitrogen desorption have been developed for the determination of the specific surfaces of powders, enabling the lime of a single measurement to be reduced to 30 min. 2. The apparatus and procedure can
Publikováno v:
Soviet Powder Metallurgy and Metal Ceramics. 13:276-279
1. A study was made of the vacuum sintering of pure TiC and TiC with an activating addition (1% Ni). 2. The addition of 1% of nickel to TiC activates the sintering process. The relative density and linear shrinkage of nickel-containing titanium carbi
Autor:
R. P. Shchegoleva, T. V. Svistunova, A. A. Shumskii, O. B. Lapshina, Yu. V. Voronin, Z. K. Runova, Zh. I. Dzneladze
Publikováno v:
Soviet Powder Metallurgy and Metal Ceramics. 21:854-861
A method has been developed for producing nickel-molybdenum alloys with 28–50% Mo by a powder metallurgy process comprising hydrostatic pressing of mechanical Ni + Mo mixtures, sintering of resultant blanks, and their subsequent hot plastic working
Publikováno v:
Soviet Powder Metallurgy and Metal Ceramics. 15:850-853
1. A quantitative metallographic analysis, made with a Quantimet-720 microscope, of nonmetallic inclusions in sintered and worked Fe-Al alloys has shown that with rise in aluminum content from 2 to 10% the volume content of inclusions and their total
Autor:
O. B. Lapshina, Z. K. Runova, A. A. Shumskii, Yu. V. Voronin, Zh. I. Dzneladze, R. P. Shchegoleva, T. V. Svistunova
Publikováno v:
Soviet Powder Metallurgy and Metal Ceramics. 22:368-372
Wrought P/M nickel-molybdenum alloys with 28–36% Mo in the quenched condition are characterized by good mechanical properties (σt=1060 MPa, σv=540 MPa, δ=60%, ψ=54%, anda n=2500–3700 kJ/m2) and satisfactory cold forgeability, which are compar
Publikováno v:
Soviet Powder Metallurgy and Metal Ceramics. 14:583-590
1. A study was made of the mechanical properties of 3-,2-, and 1-mm-diameter wires (reductions of e = 35, 55, and 75%, respectively) in unalloyed nickel and nickel alloys, produced by powder-metallurgy techniques from carbonyl nickel powder. 2. The m
Publikováno v:
Soviet Powder Metallurgy and Metal Ceramics. 16:151-156
1. During the annealing of a dispersion-strengthened Fe-3 wt.% TiO2 alloy growth of the strengthening phase inclusions is preceded or accompanied by comminution of particle agglomerates, with the formation of inclusions of spherical shape. 2. Growth
Publikováno v:
Soviet Powder Metallurgy and Metal Ceramics. 16:498-501
1. A powder metallurgical technique has been developed, involving the reduction of pure iron and nickel chlorides, for the production of a soft magnetic alloy of the Permalloy 51N type. 2. It has been established that wire drawn from sintered 51N all