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Copyright © 2005 EDITURA ŞTIINŢIFICĂ F.M.R.

 

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Metalurgia

revistă fondată ξn 1948

Revistă editată de editura ştiinţifică f.m.r.

 

preşedintele onorific al

editurii ştiinţifice f.m.r.

Dr. Ec. Lepădatu V.Gheorghe

Nr.10

Octombrie 2005

 

 

 

preşedinTii colegiilor de

redacţie

Prof. dr. ing. NICOLAE AVRAM

Prof. dr. ing. SCORŢEA COSTIN

colegiul onorific

(ξn ordine alfabetică)

 

I.Εgren (Suedia), ameling dieter (GERMANIA), bensabra hakim (algeria), borş ionel,  bordea marius, chabour  salem (algeria), chiriac  cornel, chiţu gheorghe, constantin  radu, dobra gheorghe,dumitrescu constantin, FRANCISCA PORUSKI (OHIO STATE UNIVERSITY, U.S.A.), gencang yang (china), P.D. hodgson (deakin university, Australia), R. S.  HOUK   (S.U.A.),T.Y.Hsu (China), I. IMRIŠ (TECHNICAL UNIVERSITY OF KOŠICE, SLOVAK REPUBLIC),  ioanromulus,   jiang wan   (china),  christopher lawson (danemarca),  y. matsubara (Japonia),  moldovan petre,

nicolae avram,  D. R. J. OWEN (SWANSEA, UK),  radu nicu,  roşescu gheorghe (grecia), roxana ruxandra (california), sofroni laurenţie,  Jean-marc saiter (franţa), TAKEHIDE SENUMA (OKAYAMA UNIVERSITY), TATEO USUI (OSAKA UNIVERSITY),TOBIAS FRANKE (COLORADO UNIVERSITY, U.S.A.), văzdăuţeanu vasile, xianqing you (china)

Preşedinte al colegiului executiv de redacţie

Prof. dr. ing. SCORŢEA COSTIN

 

Colegiul executiv

Prof. dr. ing. bejan Mircea

Prof. dr. ing. cănănău nicolae

Prof. dr. ing. GĂLUŞCĂ DAN GELU

Prof. dr. ing. hepuţ teodor

Prof. dr. ing. IONIŢĂ GHEORGHE

Conf.dr. ing. TODERIŢA NEMEŞ

Prof. dr. ing. MARIA NICOLAE

Prof. dr. ing. Ripoşan Iulian

Prof. dr. ing. samoilă Corneliu 

Prof. dr. ing. SCORŢEA COSTIN

Prof. dr. ing. SIMITI IOAN VIDA

Prof. dr. ing. SOFONEA GALAFTION

Prof. dr. ing.  Şaban Rami

 

Corpul referenţilor ştiinţifici

Prof. dr. ing. anişoara ciocan, Prof. dr. ing. Crişan Aurel,

Prof. dr. ing. constantin Nicolae, Prof. dr .ing. Miloşan Ioan,

Prof. dr. ing. Nagy Emil, Prof. dr. ing. Maria Nicolae,

Prof. dr. ing. Tamara radu, Prof. dr. ing. Doina Răducanu,

Conf. dr. ing. Semenescu Augustin, Conf. dr. ing. Vizureanu Petrică

 

Director General Editura Ştiinţifică F.M.R.

Redactor Şef. Ing. BRΒNDUŞA FLORENTINA  SCORŢEA

 

Asistent Editura Ştiinţifică F.M.R.

 Procesare -tehnoredactare:

ANCA ION

               SUMAR            ISSN 0461-9579

 

Cucu Aurel: Posibilităţi de mărire a valorii rezilienţei la impact

 ξn zona de influenţă termică a ξmbinării sudate ......................... 5

 

Ecaterina MATEI, NICOLAE  Avram: fundamentarea programelor

 Şi instrumentelor  din managementul apelor industriale pe

 baza conceptului „bat” ................................................................ 11

 

Ciobanu Ioan,  Munteanu Sorin Ion, Crişan Aurel : Observaţii

 privind analiza solidificării pieselor  turnate cu ajutorul

 metodelor simplificate clasice ...................................................... 19

 

BORDEA  Marius: Consumurile energetice la CAE analizate ξn

 contextul protocolului de la Kyoto ............................................... 33

 

Chichernea  Florin:  Studiul comparative al ruperii statice a

maselotelor pieselor din oţel. Partea a VI-a ................................ 37

 

+ Ştiri .................................................................................................................. I

+ Informaţii din metalurgia mondială ……….….…………….……..…..……………… II

+ Semnalări ……………………………….……………………...………………………… IV

+Evenimente Internaţionale …………….…..….............…...…….……..… VII

ͺ     Congrese – Simpozioane – Conferinţe – Expoziţii  ……….………….…….... VII

+ Statistici IISI  lunare …………………………………………………..…………..…….  X

+ Noutăţi din trecut ........................................................................................... XIV

+ Cărţi apărute  la Editura Ştiinţifică  F.M.R ………...……...……....….....  XV - XVIII

+ Revista revistelor……………………………………..…...……… 10, 18, 36, 42, IX, XIII

 

abstract metalurgia 10/2005

 

 

D.C.: 621.791

Cucu Aurel: Possibilities of increasing impact toughness in heat affected zone of welded joints

Metalurgia (57) 2005, nr. 10, p. 5

Experimental researches were undertaken in order to establish the posibilities of increasing the impact toughness test results in the heat affected zone (HAZ) of welded joints.

Sheet welded joints of 19Mn5 and 15NiCuMoNb5 steel grades were subject of research.

 

D.C.: 628.54.; 574.

Ecaterina MATEI, NICOLAE  Avram: The substantiation of the programmes and the instruments from the industrial waters management based on „BAT” concept

Metalurgia (57) 2005, nr. 10, p. 11

In European Union there are a great number of  methods regarding wastewaters treatments for iron and steel sector, these being evaluated as BATs. Some of these techniques are implemented also in our country with high success. The applying of these techniques, because of the national regulations harmonized with European legislation, is compulsory.

In this paper, the main characteristics of these techniques are presented, with an example for wastewaters from wet scrubbing of blast furnace gas, emphasizing the most important aspects regarding ecological and economic efficiency.

 

D.C.: 621.74

Ciobanu Ioan,  Munteanu Sorin Ion, Crişan Aurel : Observations concerning the analysis of the castings solidification using the classic simplified methods

Metalurgia (57) 2005, nr. 10, p. 19

The paper present an analysis about the truthfulness of the results in the case of applying the classic simplified methods for study the solidification of castings, as the method of inscribed circles   and   the   method  of   the   solidification

modulus. The exemplification was realized for the case of some castings in the shape of bars with U section. The solidification modulus method was applied in several variants (calculating the full modulus or partial modulus). It is shown that these methods, in the manner they are applied now, lead to wrong conclusions. It is presented an equation   to  calculate  the  real  solidification modulus  proposed by authors, that considers the real solidification conditions of the castings inside the mould and so assure the get more precisely  information concerning the solidification of castings.

 

D.C.: 669.041.222

BORDEA Marius: Energetical consumption at EAF analyzed in the context of Kyoto protocol

Metalurgia (57) 2005, nr. 10, p. 33

The problem of indirect polution at EAF is aborded that use electrical power supplied by power plant that is CO2 “producer”. The metalurgical processes from EAF that produces CO2 are analized: carbon oxidation from melt, lime decompozition and other. Informations refering to evaluation posibilities to evaluate global emisions of carbon dioxide [kgCO2/kg steel] are presented.

 

D.C.: 621.74

Keywords: modelling, the static break, running, feeding, cast steel

Chichernea Florin: Compared study on the static breaking of cast steel part shrink heads – sixth chapter

Metalurgia (57) 2005, nr. 10, p. 37

In the laboratories of the Materials Science and Engineering Faculty of the Transilvania University of Brasov a number of theoretical and experimental studies have been conducted on the 3D – modelling of part casting with gatings and shrink heads, as well as on the modelling of breaking generating strains.