design considerations for aluminum hull structures - Ship Structure ...

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ectintyclassification4KEYWORDSROLELINKAWT?OLELINKBWTROLELlhWTFinal Technical ReportAluminumBulk CarriersStudy - Aluminum Bulk CarriersMaterial Studies - Aluminum Bulk CarriersFabrication - Aluminum Bulk CarriersDesign Studies - Aluminum Bulk CarriersShip Design - Aluminum Bulk CarriersCost Studies - Aluminum Bulk Carriers)DIFrR.,1473(PAGF 2)(BACK)GPO 915-616UNCLASSIFIEDSecurityClassification
SHIP RESEARCHCOMMITTEEMaritimeTransportationResearchBoard.NationalAcademy of Sciences-Nat~OriqlResearchCouncilThe Ship Research Committee has technical cognizance of the inter-agency ShipStructure Committee’s research program:PROF. R. A. YAGLE, CHAIRMAN;Prof. ofi’iaval Arwhiteetie, University of Michigan-. DR. 1+.N. ABRAMSON, Director Department ofMechanicaZ $ciewee, Southeet W6earch Imt.-~: MR. W. H. BUCKLEY, Chief Stru&ural Criter
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CONTENTSI.. II.III.Iv.v.VI ●VII.I
Page 9 and 10:
LIST OF FIGURES(Cent’d)FIGURE NO.
Page 11 and 12:
I. INTRODUCTIONThis report summariz
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art in fabricating and maintaining
Page 16 and 17:
MONTEROSSO GRANA /17VALGRANA / CARA
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-8-Numerous references have been re
Page 20 and 21:
.10.TABLE 2. Mechanical Properties
Page 22 and 23:
TABLE 2 Mechanical Properties of Al
Page 24 and 25:
TABLE 3 Mechanical Property Limits
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-16-l?igures5, 6, 7 ati 8 present f
Page 28 and 29:
-18-ti-’”’-”-””””-L
Page 30 and 31:
-20-60 .r---.— ..,.— -——,L-
Page 32 and 33:
.22-each stress level, rate of load
Page 34 and 35:
-24-!Z456-H321 = 0.485083-H321 = 0.
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-26-(c)Members with partial or cont
Page 38 and 39:
-28-AllOyS 5083 and 54.56(~ content
Page 40 and 41:
-30-The previous paragraphs have de
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-32-The problem of cargo hold abras
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-34-The question of residual stress
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.36-Each alloy was given a relative
Page 48 and 49:
-38-GENERAL OBSERVATIONSFYior to a
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-40-The question of comparative imp
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-42-(d)(e)Poor quality welds due to
Page 54 and 55:
-44-The ABS criteria noted above we
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-46-DNV would consider fatigue in e
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-48-is less, for the exposed side s
Page 60 and 61:
Equation (2):-50-Hu1l SMa~um = Hull
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-52-Another aspect of vibrations wh
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-54-000000000Bottom Shell PlateSide
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-56-at the deck and keel. This stre
Page 68 and 69:
-58-AT is the change inUT= Thermal
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-60-SUl@!ARYAll parties contacted f
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-62-(c)(d)(e)(f)T~e exterior side o
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TABLE 12 Aluminum Bulk Carrier - Su
Page 76 and 77:
.66-INSUT.ATION AND SHEATHINGShell8
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-68-(b)(c)(d)(e)(f)(g)(h)(i)(j)At l
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-70-IIF.INSTALLATION OF SYSTEMS AND
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Rudder Assembly -carrier should be
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-74-(b)MechanicalTensile Strength 6
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-76-(e)The steel piping must be of
Page 88 and 89:
-78-Other Piping Systems and Valves
Page 90 and 91: -80-struetion for the aluminum hull
Page 92 and 93: -82-Large heavy type machine~ must
Page 94 and 95: suffers attack in an alkaline envir
Page 96 and 97: -86-REPAIRSObtaining proper repairs
Page 98 and 99: -88-The design of the midship s~cti
Page 100 and 101: -90-assuming the increase is applic
Page 102 and 103: LIGHT SHIP WEIGHT ESTIMATE-92-In or
Page 104 and 105: -94-TABLE 20 Aluminum Bulk Carrier
Page 106 and 107: TABLE 22 Trim and StabilityFull Loa
Page 108 and 109: -98-TABLE 24 Price of Steel Bulk Ca
Page 110 and 111: GaseNumber. . . -.,- .TABLE 27 Comp
Page 112 and 113: -1o2-TABLE 28CarriersComparison of
Page 114 and 115: 12 ---n..T.[T7%l,=LEGS IU ORF=ErY
Page 116 and 117: -106-such as iron ore, on two of th
Page 118 and 119: -108-7)is,zg~ gg~5e mzz~E’4E!~K2j
Page 120 and 121: -11o-(a)(b)(c)(d)Inerting system fo
Page 122 and 123: -112-fatigue, particularly in the p
Page 124 and 125: -114-2k* Installation of Systems an
Page 126 and 127: -116-LIST OF REFERENCES(7)Fatigue P
Page 128 and 129: -11.8-LLST OF REFERENCES(Cent’d)(
Page 130 and 131: -120-ADDITIONAL SOURCES OF INFORMAT
Page 132 and 133: -122-redistribution of the still wa
Page 134 and 135: -124-APPENDIX BEXCERPTS FROMRULES A
Page 136 and 137: -126-92.07-10(d)(~) Interior stairs
Page 138 and 139: -128-~gE1+0102030- .. ..—405060
Page 142: SHIP STRUCTURE COMMITTEE PUBLICATIO
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