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1.
The Stress State of the Glass Coating of the Pipe
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(Not-set)
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The study of the stress state of the glass coating of a pipe in the petrochemical industry is presented. Formulas are obtained for determining the longitudinal, radial and tangential stresses arising in ...
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2.
High-temperature stress relaxation in mullite ? ZrO2 ceramics
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(Science for ceramic production)
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The data obtained in the study of stress relaxation during high-temperature bending of ceramic specimens based on mullite modified with zirconium oxide are presented.
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3.
Computational methods of estimating the influence of stress on glass cutting quality
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(Science for glass production)
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The characteristics of residual stresses arising in the production of float glass are given. Their types, causes of occurrence, size and direction are described. The non-cut fault condition is mathematically ...
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4.
The influence of the constant stress of float glass on cutting quality
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(Science for glass production)
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The main reasons for the occurrence of defects when cutting glass are given: breakage not along the cut and breakage during cutting. The main attention is paid to the residual stresses in the glass, the ...
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5.
Binding strength and reduction of stresses in the composites powder material - silicate coating
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(Coatings. Enamels.)
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The possibility of using silicate coatings as protective for bismuth-containing powder materials in order to expand their operational properties is considered. A method for pretreating the surface of powder ...
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6.
The limiting levels of hardening stresses in the sheet glass
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(Science for glass production)
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The calculation of the limiting level of hardening of sheet glass, based on three classical strength criteria and equal to about 500 MPa, is presented. Il. 3, bibliography: 6 titles.
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7.
Stresses in Crack Apexes in Glass
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(Science for glass production)
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The shapes and types of stress zones at the tops of edge cracks are investigated depending on the size of the crack, the presence of a propping fluid in it, and the presence of post-annealing stresses ...
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8.
Control of the stress-strain state of building glass stone
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(Science for glass production)
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On the basis of the polariscope-polarimeter, a device has been developed for monitoring residual stresses in building glass blocks, which makes it possible to automate the process of measuring residual ...
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9.
TESTING POLYMER COATINGS FOR THE PURPOSES OF RESTORING AND REPAIRING CONCRETE STRUCTURES AT THE YAKUTSK CLIMATE STATION
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(Not-set)
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... to moisture absorption by the polymer and concrete, the intensity of which depends on the coating thickness. Freezing of moisture leads to the formation of internal stresses and microcracks, weakening ...
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10.
LTCC-RESISTORS
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(Not-set)
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In this paper the experience of using regular and specially developed resistive pastes for resistors compatible with LTCC substrates is reviewed. Characteristics of surface, buried, and 3D resistors manufactured ...
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11.
EFFECT OF THE THERMOCHEMICAL STRENGTHENING OF ALUMINOSILICATE GLASS ON THEIR OPTICAL AND MECHANICAL PROPERTIES
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(Not-set)
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... of processing modes on glass properties was evaluated using Vickers microhardness measurement, spectrophotometry, magnetophotoelasticity to measure compressive stresses, and local birefringence analysis ...
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12.
RESEARCH OF THE DEPENDENCE OF THE THERMAL STRENGTH PROPERTIES OF REFRACTORY MATERIALS OF THE LADLE LINING OF THE FERROALLOY PRODUCTION ON TEMPERATURE
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(Not-set)
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... stresses arising from significant temperature differences across the lining section during non-stationary thermal processes. The determining influence of thermal stresses on the destruction of the lining ...
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13.
OPTICAL PROPERTIES OF HIGH PURITY SYNTHETIC QUARTZ GLASS AFTER HYDROGENATION
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(Not-set)
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This paper presents the results of annealing synthetic quartz glass of high purity at a temperature of 250 ?C and an elevated pressure of 7 MPa in an atmosphere of molecular hydrogen. Annealing under these ...
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14.
DIELECTRIC PROPERTIES OF LEAD ZIRCONATE CERAMICS PRODUCED FROM PbO AND ZrO2 NANOPOWDERS
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(Not-set)
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The article presents the results of a study of the dielectric properties and harmonic coefficient of lead zirconate-based ceramics synthesized at different sintering temperatures from the initial PbO and ...
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15.
STATISTICAL ANALYSIS OF THE STRENGTH OF FLAT GLASS UNDER STATIC LOADS
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(Not-set)
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The article examines a topic of study of statistical data on the strength of flat glass. The issues of theoretical models of the strength of flat glass, parameters affecting its strength, the probabilistic ...
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16.
CONSIDERATION OF REFLECTION FROM THE BACK SURFACE DURING LASER ANNEALING OF OPTICAL GLASS PLATES WITH HIGH REFRACTIVE INDEX VALUES
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(Not-set)
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... the reflection of laser radiation from the back surface of the plate. The possibility of reducing the maximum tensile stresses in the plate by 15…65 %, and energy costs for annealing by 8…30 % is shown. ...
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17.
THE INFLUENCE OF DIAMOND GRINDING MODES ON THE PHASE COMPOSITION AND CRACK RESISTANCE OF ZIRCONIA-BASED CERAMICS
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(Not-set)
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... surface of the samples, which leads to an increase in the critical stress intensity coefficient (K1c) from 4.3 to 6.4 MPa·m1/2. Mechanical processing of samples with an open porosity of 3.0…3.5 % obtained ...
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18.
MORPHOLOGY AND OPTICAL PROPERTIES OF AMORPHOUS THIN FILMS (InSe)x(GaSe)100–x
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(Not-set)
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Phase and elemental analysis were performed for amorphous nanosized thin films of (InSe)20(GaSe)80 and (InSe)50(GaSe)50 compositions, and surface morphology studies were conducted. Optical transmission ...
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19.
BOROSILICATE ENAMEL WITH INCREASED CHEMICAL RESISTANCE FOR STEEL PIPES
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(Not-set)
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The paper presents the results of a study on the development of a primer-free enamel frit with increased chemical resistance to acids and alkalis, designed to protect steel pipelines. Zinc oxide was introduced ...
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20.
EFFECT OF ADDING SILICON-PHOSPHORUS-ANTIMONY CATIONITE TO POTASSIUM NITRATE MELT ON STRENGTHENING SODIUM-CALCIUM-MAGNESIUM SILICATE GLASS BY ION EXCHANGE METHOD
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(Not-set)
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The paper studies the effect of adding potassium form of silicon-phosphorus-antimony cationite (K:KFS-cationite) to a potassium nitrate salt bath on the magnitude of compressive stresses on the surface ...
