Preview
No 3 (2011)
 
5-8 505
Abstract
The state of foundry both at the international market of castings and in the Republic of Belarus is considered. It is noted that our Republic is a member of honorary twenty of castings manufacturers.

Anniversary

 
9 1784
Abstract
(to the 65-th anniversary)

Express Information

Foundry

14-18 453
Abstract

The article is dedicated to the matters of improvement of special characteristics such as hightemperature strength, corrosion resistance, thermalphysic indices of alloys on the basis of aluminium by means of alloying them by elements of transition group. Influence of concentrations of elements in addition alloy, speed of its cooling, methods of introduction, portions of alloys introduction, content of applied fluxes and other factors on the structure and characteristics at production of heterogeneous aluminium alloys with the purpose of ensuring of high exploitation characteristics of castings is examined.

19-25 486
Abstract

The new resource-saving methods of synthesis of aluminium alloys with usage of alumomatrix compositions ligatures are given.

26-31 494
Abstract

The methods of production of foundry composition materials on the basis of aluminium alloys are described and new classification of technologies of their production is offered. The theoretical analysis of conditions of penetration of filling dispersion particles, which are moistened by aluminium melt, is carried out.

32-34 1960
Abstract

Application of the method of mathematical planning of experiments enabled to receive dependences of mechanical characteristics of alloy AK9 in cast state, grade of porosity by the scale VIAM and quantity of escaping dust at flux processing on composition of fining flux metal. The composition of fining flux metal, providing minimum dust discharge and way of assessment of degree of discharge harmfulness by the amount of ecological tax is offered.

35-36 393
Abstract

The influence of parameters of the technological process on proportion of Al and Ni in nickel concentrate, received on the basis of used catalyst with low content of nickel is studied.

37-45 456
Abstract

The experimental investigation of graphitization of preliminary deformed mottled iron is given and the development of valuation system for analysis of graphitization acceleration mechanism is given.

Metallurgy

46-53 476
Abstract
Experimental-industrial technological regulations of alloyed steel grades in conditions of blast steel furnace-3 of RUP “BMZ” at application as burden materials of hot-pressed performs of steel chips ShH15SG is developed.
54-56 495
Abstract

It is shown that the received integral indices of competitiveness testify to the fact that production is on the high level of competitiveness on world markets of sales and is approximately on one position with the best goods-analogues.

57-60 2077
Abstract

The quality of output production has increased in the result of new arrangement of finishing train of block construction of rod mill of RUP «BMZ». Additional using in rolled line of reducing-sizing block at production of high- carbon rolled wire enabled to reduce the dispersion of mechanical characteristics, to decrease the depth of decarburized layer.

61-65 1619
Abstract

The carried out numerical experiments subject to initial and boundary conditions indicate that mathematical model of elastic-plastic characteristics of steel 90 can be used for numerical calculations of wire drawing routes for this grade of steel.

66-69 1193
Abstract

The aim of this article is determination of possibility of forming of metal cord lot of construction 2xd without daily equalizing (till the relaxation process ending) subject to changing of residual twisting.

70-73 549
Abstract

Automation system of control of the technological equipment repair on basis of ASP. NET and SAP R/3 is examined. It is shown that technical service and repair of equipment with the help of the system SAPR/3 enables to provide continuously unplanned repairs with material resources.

74-76 431
Abstract

The main approaches of purchase planning automation on the basis of the system SAP R/3 with regard to working conditions at RUP “BMZ” are examined.

77-85 465
Abstract

The results of investigation of chemical descaling at different temperatures of coil formation both for low- and high-carbon rolled wire are given.

86-89 487
Abstract

It is shown that putting into operation of complex of intergovernmental standards GOST 8.586(1-5)-2005 regulating application of measuring complexes on the basis of restriction, enables to improve precision of measurements of consumption and quantities of liquids and gases.

90-91 444
Abstract

RUP «BMZ» carries out local monitoring of discharge of contaminant in atmosphere. The aim of local monitoring of environment is study and forecast of change of controlled variables of discharge from the sources of pollution, situated on the territory of the region.

92-94 2144
Abstract

Industrial testing of regenerated lubricant in the process of wire drawing showed satisfactory quality (absence of gloss). It is determined that consumption of regenerated lubricant does not differ from consumption of new lubricant. Regenerated lubricant corresponds to the requirements of normative documents.

Energy-saving

95-98 444
Abstract
The appraisal of economical efficiency of fettling replacement in quenching downhole aggregates SIZA 4.20.1/3-Б1 of OAO “MAZ” is carried out//

Mechanical engineering (Macine-Building?)

104-110 1392
Abstract

The regularities of high-resistant coverings forming in surface zone of instrumental steel and hard-alloy insertions for cutting instrument at two-stage method of their production are studied. The prospect of application of the developed method for resistance increase of elements of mining and smelting equipment and internal combustion engine is determined.

Experience exchange

111-115 467
Abstract

The is information on qualitative indices of new equipment for production of longitudinal tubes in the article. Analysis of economical grounds of its implementation and the received economical effect on energy conservation is given.

Science of materials

116-121 1720
Abstract

It is shown that using of the modern materials and production technologies enables to receive light-wall electric-welded pipes of different categories of drawing out (by analogy with categories of sheet iron drawing out).

122-127 459
Abstract

It is shown that cover case of automobile cage, produced by means of crimp seal of steel seamless pipe billet, is the most preferable by its manufacturability and high cyclic endurance of ready article.

128-133 483
Abstract

Investigations of morphology of surface deterioration of sintered powders with covering are reflected. It is shown that formation of structure and characteristics of composite material is determined considerably by state of the surface and structure of particles covering.

134-141 456
Abstract

The problem of detection of maximal content of reacting substances in burden, undergoing processing in mechanoreactor, providing safety of realization of the reaction mechanical alloying, is solved on the basis of the modern conceptions on mechanism of self-distributing high-temperature synthesis with using method of thermodynamic modeling.

142-151 500
Abstract

Mechanisms of formation of structure of phase composition and characteristics of dispersion strengthened granulated compositions on the basis of copper produced by method of reactionary mechanical alloying are determined.

152-158 1754
Abstract

The perspectives of development of thermal treatment of α + β-titanium alloys are examined.

Quality control of materials and articles

162-166 475
Abstract

The reactant for microstructure quality assurance of cemented layer and a core of transmissions gears of the motor and tractor technique, enabling to reveal and identify the structural components influencing working capacity of details, is offered.



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ISSN 1683-6065 (Print)
ISSN 2414-0406 (Online)