Zobrazeno 1 - 10
of 28
pro vyhledávání: '"Yu. P. Gul"'
Publikováno v:
Physical Metallurgy and Heat Treatment of Metals. :42-47
Publikováno v:
Physical Metallurgy and Heat Treatment of Metals. :48-54
Publikováno v:
Steel in Translation. 49:137-140
As a rule, cold-deformed bolts do not contain alloying elements, which slow strain aging. Therefore, natural and artificial strain aging may decrease their resistance to ductile and brittle fracture. The mechanical properties of M12 × 1.75 × 70 mm
Akademický článek
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Publikováno v:
Nauka ta progres transportu, Vol 58, Iss 4, Pp 132-141 (2015)
Purpose. The purpose of the work is provided by the system experimental study of the effect of strengthening the level of the ratio of complex mechanical properties of the finished bolts and peeled samples and analysis of the data on the basis of geo
Publikováno v:
Steel in Translation. 44:382-389
The use of heat-strengthened blanks to manufacture cold-deformed rebar and high-performance bolts permits the elimination of some operations in the production process, with corresponding energy savings. The complete research cycle includes the develo
Autor:
Yu. P. Gul
Publikováno v:
Steel in Translation. 42:650-656
The geometric and structural strengthening of metal components is compared. Combining geometric and structural strengthening has a synergetic effect. A mathematical model of such combined strengthening is presented. Practical applications of combined
Publikováno v:
Steel in Translation. 42:531-535
A new method has been developed for more intense spheroidization of cementite. The method employs preliminary conversion of the steel to bainite structure. Spheroidization is produced by nonisothermal holding at high temperatures, by means of an inte
Publikováno v:
Steel in Translation. 41:855-858
Attention focuses on relaxation phenomena, including the rate of stress relaxation in the uniaxial extension of low-carbon steel samples strengthened by cold deformation (extension and torsion) with subsequent aging to 400°C. The relaxation effects
Assessment of actual structural strength of high-strength bolts on the basis of acceptance-test data
Publikováno v:
Steel in Translation. 41:765-769
Methods currently used to assess the mechanical properties of high-strength bolts do not adequately reflect the actual structural strength. Correction of the relevant standards is proposed (State Standards GOST R 52627-2006 and DSTU ISO 898-1:2003).