LEADER 01125nam a22002771i 4500 001 991000591409707536 005 20040109105835.0 008 040220s1993 it a||||||||||||||||ita 020 $a8875070490 035 $ab12641066-39ule_inst 035 $aARCHE-063941$9ExL 040 $aDip.to Scienze pedagogiche$bita$cA.t.i. Arché s.c.r.l. Pandora Sicilia s.r.l. 082 04$a338.9109 245 03$aLa FAO e la fame :$bcome l'Organizzazione dell'ONU per l'alimentazione e l'agricoltura promuove la fame nel mondo 260 $aSan Martino di Sarsina :$bMacro,$c1993 300 $a104 p. :$bill. ;$c30 cm 500 $aIn copertina : The ecologist 650 4$aEcologia e economia 650 4$aPaesi in via di sviluppo$xCondizioni economiche 765 0 $tunfood and agriculture organization: promoting world hunger 907 $a.b12641066$b02-04-14$c17-03-04 912 $a991000591409707536 945 $aLE022 MP 80 A 34$g1$i2022000153843$lle022$o-$pE0.00$q-$rl$s- $t0$u1$v3$w1$x0$y.i13144479$z17-03-04 996 $aFAO e la fame$9274958 997 $aUNISALENTO 998 $ale022$b17-03-04$cm$da $e-$fita$git $h3$i1 LEADER 04933nam 2200613 a 450 001 9910830893303321 005 20230721005808.0 010 $a1-282-16511-9 010 $a9786612165115 010 $a0-470-61127-8 010 $a0-470-39389-0 035 $a(CKB)2550000000005865 035 $a(EBL)477653 035 $a(OCoLC)471135452 035 $a(SSID)ssj0000354458 035 $a(PQKBManifestationID)11259180 035 $a(PQKBTitleCode)TC0000354458 035 $a(PQKBWorkID)10302324 035 $a(PQKB)10622232 035 $a(MiAaPQ)EBC477653 035 $a(EXLCZ)992550000000005865 100 $a20080619d2008 uy 0 101 0 $aeng 135 $aur|n|---||||| 181 $ctxt 182 $cc 183 $acr 200 00$aMetallurgy and mechanics of welding$b[electronic resource] $eprocesses and industrial applications /$fedited by Re?gis Blondeau 210 $aLondon $cISTE ;$aHoboken, NJ $cJohn Wiley & Sons$dc2008 215 $a1 online resource (514 p.) 225 1 $aISTE ;$vv.41 300 $aDescription based upon print version of record. 311 $a1-84821-038-8 320 $aIncludes bibliographical references and index. 327 $aMetallurgy and Mechanics of Welding; Table of Contents; Preface; Chapter 1. Traditional Welding Processes; 1.1. Introduction; 1.2. Conditions to create metallic bonding; 1.2.1. Activation of surfaces; 1.2.2. Elimination of obstacles to bond creation; 1.2.3. How can we classify the various welding processes?; 1.3. Industrial welding processes; 1.3.1. Processes using local fusion of components without mechanical action; 1.3.2. Processes using local fusion of components with mechanical action; 1.3.3. Processes using heating without fusion but with mechanical action 327 $a1.3.4. Processes using mechanical action without heating1.4. Bibliography; Chapter 2. High Density Energy Beam Welding Processes: Electron Beam and Laser Beam; 2.1. Welding properties using high density energy beams; 2.2. Laser beam welding; 2.2.1. History; 2.2.2. Principle; 2.2.3. Various laser types; 2.2.4. Laser systems; 2.2.5. Implementation of laser beam welding; 2.3. Electron beam welding; 2.3.1. History; 2.3.2. Principle; 2.3.3. Equipment; 2.3.4. Design and preparation of the parts; 2.4. Metallurgy of high density energy beam welding; 2.4.1. Steels; 2.4.2. Aluminum alloys 327 $a2.4.3. Nickel-based alloys2.4.4. Titanium-based alloys; 2.4.5. Zirconium-based alloys; 2.4.6. Copper-based alloys; 2.5. Mechanical properties of welded joints; 2.6. The quality of the assemblies; 2.6.1. Weld defects; 2.6.2. Weld inspection methods; 2.6.3. Standardization and qualification of the welding operating mode; 2.7. Economic aspects; 2.7.1. Cost of an electron beam machine; 2.7.2. Cost of a laser beam machine; 2.8. Safety; 2.9. Examples of industrial applications; 2.9.1. Electron beam welding; 2.9.2. Laser beam welding; 2.10. Development prospects; 2.11. Bibliography 327 $aChapter 3. Thermal, Metallurgical and Mechanical Phenomena in the Heat Affected Zone3.1. Thermal aspects related to welding; 3.1.1. Maximum temperature attained in the HAZ; 3.1.2. Cooling parameter in the HAZ; 3.2. Microstructural modifications in the HAZ: metallurgical consequences of the thermal cycles of welding; 3.2.1. Transformations in the HAZ during heating; 3.2.2. Transformations in the HAZ during cooling; 3.2.3. Case of multipass welding; 3.2.4. Cold cracking; 3.2.5. Lamellar tearing; 3.3. Influence of the thermal cycles on the mechanical properties of the HAZ 327 $a3.3.1. Modifications of the mechanical properties of hardness or traction in the HAZ3.3.2. Toughness properties of the HAZ; 3.3.3. Residual stresses associated with welding; 3.3.4. Influence of residual stress relieving heat treatments in the HAZ; 3.4. Bibliography; Chapter 4. Molten Metal; 4.1. Metallurgical reminders; 4.2. Molten metal; 4.2.1. Thermal aspect; 4.2.2. Chemical aspect; 4.2.3. Microstructures in ferritic steel welds: relationship with impact strength characteristics; 4.3. Principal welding defects; 4.3.1. Hot cracking; 4.3.2. Cold cracking; 4.3.3. Reheat cracking 327 $a4.3.4. Porosities 330 $aThis book offers a comprehensive overview on the subject of welding. Written by a group of expert contributors, the book covers all welding methods, from traditional to high-energy plasmas and lasers.?The reference presents joint welding, stainless steel welding, aluminum welding, welding in the nuclear industry, and all aspects of welding quality control. 410 0$aISTE 606 $aWelding 615 0$aWelding. 676 $a671.5/2 676 $a671.52 701 $aBlondeau$b Re?gis$01648992 801 0$bMiAaPQ 801 1$bMiAaPQ 801 2$bMiAaPQ 906 $aBOOK 912 $a9910830893303321 996 $aMetallurgy and mechanics of welding$93997479 997 $aUNINA LEADER 01016nam0 2200241 i 450 001 VAN00032644 005 20240806100350.68 100 $a20050224d1971 |0itac50 ba 101 $aita 102 $aIT 105 $a|||| ||||| 200 1 $aFirenze e l'Inghilterra$erapporti artistici e culturali dal 16. al 20. secolo$eFirenze, Palazzo Pitti, appartamenti monumentali$eLuglio/settembre 1971$fcatalogo critico a cura di Mary Webster 210 $aFirenze$cCentro Di$dc1971 215 $a[136] p.$d23 cm. 620 $dFirenze$3VANL000014 702 0$aWebster Mary$3VANV027214 712 $aCentro Di $3VANV108454$4650 801 $aIT$bSOL$c20240906$gRICA 899 $aBIBLIOTECA DEL DIPARTIMENTO DI LETTERE E BENI CULTURALI$1IT-CE0103$2VAN07 912 $aVAN00032644 950 $aBIBLIOTECA DEL DIPARTIMENTO DI LETTERE E BENI CULTURALI$d07CONS Cb Firenze 1971 $e07 14984 20050224 996 $aFirenze e l'Inghilterra$9293794 997 $aUNICAMPANIA