DEFSTAN 02-781/2(2009) : 2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
PROTECTION OF SEAWATER SYSTEM PIPEWORK AND HEAT EXCHANGER TUBES IN HM SURFACE SHIPS AND SUBMARINES
Hardcopy , PDF
22-02-2023
English
01-01-2009
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Foreword
1 Scope
2 Warning
3 Normative References
4 Definitions
5 Abbreviations
6 General Advice
7 Water and Passivation Treatment Chemicals
7.1 Water Types and Usage
7.1.1 Seawater Quality
7.1.2 Fresh Water Quality
7.2 Passivation Treatment Chemicals
8 Passivation and Film Maintenance Treatment Options
9 Biocide Treatment (Chlorination)
10 Filtration
11 Corporate Knowledge
11.1 Ferrous Sulphate
11.2 Azole Copper Corrosion Inhibitors
11.3 Sodium Dimethyldithiocarbamate (SDD)
11.4 Seawater
11.5 Fresh and Potable Water
11.6 Mexel 432
11.7 Corrosion Monitoring
Annex A - Corrosion Resistance of Copper Alloys in the
Marine Environment
Annex B - Typical Guidelines for Maximum flow velocities
of Copper-Nickel Alloys in Seawater
Annex C - SRB Enumeration (Serial Extinction Dilution
Technique)
Annex D - Seawater Quality Parameters
Specifies guidance and treatment requirements for the mitigation of corrosion of copper alloy materials in seawater system pipework, coolers and heat exchangers aboard surface and submarine fleet vessels during build, refit, fleet time maintenance/upkeep operations and during the operational cycle of the vessel.
| DevelopmentNote |
Supersedes DEFSTAN 02-781/1(2000). (06/2009)
|
| DocumentType |
Standard
|
| Pages |
28
|
| PublisherName |
UK Ministry of Defence Standards
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| DEFSTAN 02-878/1(2011) : 2011 | NON-FERROUS TUBES AND PIPES FOR USE IN HM SUBMARINES AND SURFACE SHIPS NOT IN CLASS |
| DIN 86004-1:2016-08 | SHIPS AND MARINE TECHNOLOGY - LOW-CORROSION DESIGN, MEASURES AND OPERATION OF PIPEWORK - PART 1: CUNIFE PIPING SYSTEMS |
| NACE TM 01 94 : 2014 | FIELD MONITORING OF BACTERIAL GROWTH IN OIL AND GAS SYSTEMS |
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