1、B626-09Portable tank SpecificationTC44Legal Notice for StandardsCanadian Standards Association (CSA) standards are developed through a consensus standards development process approved by the Standards Council of Canada. This process brings together volunteers representing varied viewpoints and inter
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15、s of this document in print or paper form may be distributed only to persons who are authorized by CSA to have such copies, and only if this Legal Notice appears on each such copy.In addition, users may not and may not permit others to.alter this document in any way or remove this Legal Notice from
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17、o make such copies, you are required to destroy them immediately. Use of this document constitutes your acceptance of the terms and conditions of this Legal Notice.Update No. 1B626-09February 2010Note: General Instructions for CSA Standards are now called Updates. Please contact CSA Information Prod
18、ucts Sales or visit www.ShopCSA.ca for information about the CSA Standards Update Service.Title: Portable tank specification TC 44 originally published February 2009The following revisions have been formally approved and are marked by the symbol delta () in the margin on the attached replacement pag
19、es. This update applies only to the English Standard.Revised Clause 4.3.2New NoneDeleted NoneCSA Designation originally consisted of 48 pages (x preliminary and 38 text), each dated February 2009. It now consists of the following pages:February 2009 iii-x, 14, and 738February 2010 5 and 6 Update you
20、r copy by inserting these revised pages.Keep the pages you remove for reference. Canadian Standards Association Portable tank specification TC 44February 2010Syha= transverse axial stress due to the horizontal accelerative/decelerative force, Fa, applied at the support elementsSyhb= transverse bendi
21、ng stress due to the horizontal accelerative/decelerative force, Fa, applied at the support elementsSyld= yield stress of materialSyv= transverse axial and bending stresses due to the vertical accelerative/decelerative force, Fa, applied at the support elementsSyva= transverse axial stress due to th
22、e vertical accelerative/decelerative force, Fa, applied at the support elementsSyvb= transverse bending stress due to the vertical accelerative/decelerative force, Fa, applied at the support elementsT =shear forcet = thickness of a tank shell plateTa= shear force in the centre of the long edge of a
23、plateTb= shear force in the centre of the short edge of a plateTbaff1= shear force on a reinforcing member at a location adjacent to an outside baffle plateTbaff2= shear force on a reinforcing member at a location adjacent to an inside baffle plateTH= shear force on a reinforcing member of length H
24、Th= shear force on a reinforcing member of length h tbaff= thickness of the baffle platetz= thickness of the member at the considered location on a cross-sectionw = uniform distributed load on a reinforcement frame (force/length) = H/h (rectangular vessel parameter) = coefficient used in determinati
25、on of effective width, beff = relative location of baffle plate in the case of a tank with a single baffle, 0.5 = first moment of inertia of the sliding area4 General requirements4.1 Applicability of CSA B620TC 44 portable tanks shall meet the applicable requirements of Clauses 3, 4, 5.1, 5.6, 5.7,
26、6.1, 7, 8 and Annexes A and B of CSA B620. 4.2 Applicability of the ASME Boiler and Pressure Vessel CodeThe requirements of Clause 5.1.1 of CSA B620 that apply to TC 406 highway tanks shall apply to TC 44 tanks.Note: Clause 5.1.1 of CSA B620 references the ASME Code.4.3 Materials4.3.1 GeneralThe con
27、struction materials for shell, heads, bulkheads, and baffles shall meet the requirements of Section II, Parts A and B, of the ASME Code, CSA G40.21-300W (44W), and CSA G40.21-350W (50W), or the requirements of Clause 5.6.3.1 of CSA B620 that are applicable to TC 406 highway tanks, except that fibreg
28、lass-reinforced plastics (FRP) shall not be used.5(Replaces p. 5, February 2009)B626-09 Canadian Standards AssociationFebruary 20104.3.2 Minimum thicknessFor TC 44 tanks with rectangular construction, the walls or bulkheads shall be of a minimum thickness that ensures that the maximum stress levels
29、determined in accordance with Clauses 4.7 and 4.8 are not exceeded. However, the thickness shall not be less than 6.4 mm (1/4 in). The baffles shall be of a minimum thickness that ensures that the maximum stress levels determined in accordance with Clauses 4.7 and 4.8 are not exceeded. However, the
30、thickness shall not be less than 4.76 mm (3/16 in).For TC 44 tanks of non-rectangular construction, the shells, heads, bulkheads, and baffles shall be of a minimum thickness that ensures that the maximum stress levels specified in Clause 5.6.4 of CSA B620 are not exceeded. However, the thickness sha
31、ll not be less than the applicable value specified in Table 5.2 or 5.3 of CSA B620.4.3.3 Corrosion allowance and liningsThe requirements specified in Clause 5.6.3.3 of CSA B620, except those that apply to tanks of FRP construction, shall apply to TC 44 tanks.4.4 Minimum capacity and maximum allowabl
32、e working pressure (MAWP)TC 44 tanks shall have a(a) minimum capacity of 3000 L; and(b) MAWP between 18 and 28 kPa (2.65 and 4 psig).4.5 Design4.5.1 The requirements of Clauses 5.1.2 and 5.1.4 of CSA B620 shall apply to TC 44 tanks.4.5.2 Rectangular TC 44 tanks shall be designed in accordance with C
33、lauses 4.7 and 4.8. For the purpose of calculating the dynamic loadings of a rectangular TC 44 tank, the vertical tank walls located across the longitudinal axis of the tank shall be considered heads.4.6 Multi-unit connecting structures and drainsThe requirements of Clause 5.6.2 of CSA B620 related
34、to connecting structures and drains on multi-unit structures shall apply to TC 44 tanks, except that the strength of connecting structures shall meet the design requirements of Clauses 4.7 and 4.8.4.7 Structural integrity4.7.1 Non-rectangular tanksFor TC 44 tanks other than those of rectangular cons
35、truction, the structural integrity requirements of Clauses 5.6.4 and 5.7.3 of CSA B620 shall apply, except those that apply to tanks of FRP construction.4.7.2 Rectangular tanks4.7.2.1 General The requirements specified in Clause 5.6.4.1 of CSA B620 shall apply to rectangular TC 44 tanks, except that
36、 the material standards CSA G40.21-300W (44W) and CSA G40.21-350W (50W) may be substituted for the ASTM standard specified in Clause 5.6.4.1.2(a) of CSA B620.(Replaces p. 6, February 2009)6Standards Update ServiceB626-09February 2009Title: Portable tank specification TC 44Pagination: 48 pages (x pre
37、liminary and 38 text), each dated February 2009To register for e-mail notification about any updates to this publicationgo to shop.csa.caclick on CSA Update ServiceThe List ID that you will need to register for updates to this publication is 2020033.If you require assistance, please e-mail techsuppo
38、rtcsagroup.org or call 416-747-2233.Visit CSA Groups policy on privacy at csagroup.org/legal to find out how we protect your personal information.Published in February 2009 by Canadian Standards AssociationA not-for-profit private sector organization5060 Spectrum Way, Suite 100, Mississauga, Ontario
39、, Canada L4W 5N61-800-463-6727 416-747-4044Visit our Online Store at www.ShopCSA.caB626-09Portable tank SpecificationTC44CSA Standard100%ISBN 978-1-55491-072-4Technical Editor:Totaram (Jeet) Tulshi Canadian Standards Association 2009All rights reserved. No part of this publication may be reproduced
40、in any form whatsoever without the prior permission of the publisher.To purchase CSA Standards and related publications, visit CSAs Online Store at www.ShopCSA.ca or call toll-free 1-800-463-6727 or 416-747-4044.The Canadian Standards Association (CSA) prints its publications on Rolland Enviro100, w
41、hich contains 100%recycled post-consumer fibre, is EcoLogo and Processed Chlorine Free certified, and was manufactured using biogas energy.February 2009 iiiContents Canadian Standards Association Portable tank SpecificationTC44Technical Committee on Highway Tanks and TC Portable Tanks for the Transp
42、ortation of Dangerous Goods vSubcommittee on Specification TC 44 Tanks ixPreface x1Scope12 Reference publications 13 Terminology, definitions, and symbols 23.1 Terminology 23.2 Definitions 23.3 Symbols 34 General requirements 54.1 Applicability of CSA B620 54.2 Applicability of the ASME Boiler and P
43、ressure Vessel Code 54.3 Materials 54.3.1 General 54.3.2 Minimum thickness 64.3.3 Corrosion allowance and linings 64.4 Minimum capacity and maximum allowable working pressure (MAWP) 64.5 Design 64.6 Multi-unit connecting structures and drains 64.7 Structural integrity 64.7.1 Non-rectangular tanks 64
44、.7.2 Rectangular tanks 64.8 Reinforced tank design 84.8.1 General 84.8.2 Stress evaluation 84.8.3 Design of the reinforced tank shell plate 84.8.4 Assumptions for the reinforcement design 124.8.5 Tank with horizontal reinforcement only 134.8.6 Tank with horizontal reinforcement and one baffle plate
45、174.8.7 Tank with horizontal reinforcement and multiple baffle plates 244.8.8 Vertical reinforcement 324.9 Damage protection 374.10 Joints 374.11 Manhole assemblies 374.12 Extent of welding of reinforcing members including baffles and baffle attachment frame 374.13 Baffle plate reinforcement pad 384
46、.14 Pumps, piping, hoses, and connections 384.15 Pressure relief 384.16 Tank outlets 384.17 Gauging devices 384.18 Pressure and leakage tests 384.19 Tank-lifting lugs 38B626-09 Canadian Standards Associationiv February 2009Tables1 Coefficients for plate bending moment and shear force calculations 10
47、Figures1 Shell plate panel uniform loading with developing bending and shear 112 Effective width of shell plate, beff123 Loading on the tank reinforcement 134 Horizontal reinforcement layout 145 Horizontal reinforcement frame and loading 156 Tank with horizontal reinforcement and one baffle 187 Hori
48、zontal reinforcement frame with one baffle plate and loading 198 Tank with horizontal reinforcement and multiple baffles 259 Horizontal reinforcement frame with n baffle plates and loading 2610 Vertical reinforcement frame with hydrostatic loading 33 Canadian Standards Association Portable tank Spec
49、ificationTC44February 2009 vTechnical Committee on Highway Tanks and TC Portable Tanks for the Transportation of Dangerous GoodsB. Montague Ontario Trucking Association,Toronto, OntarioChairD. Ferguson Goldec-Hamms Manufacturing Ltd.,Red Deer, AlbertaVice-ChairJ. Albrechtsen Pauls Hauling Ltd.,Winnipeg, ManitobaN. Attirgi Bedard Tankers Inc.,Montral, QubecR. Bahia Regina, SaskatchewanR. Baker Cryogenic Vessel Alternatives,Lafayette, Indiana, USAS. Bartlett Air Products and Chemicals Inc.,Allentown, Pennsylvania, USAAssociateD. Bast Maxfield
