BSI 15/30314907 DC:2015 Edition
$13.70
BS ISO 12473. General principles of cathodic protection in seawater
| Published By | Publication Date | Number of Pages |
| BSI | 2015 | 46 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 7 | Foreword |
| 9 | 1 Scope 2 Normative references 3 Terms, definitions, abbreviations and symbols |
| 13 | 4 Application of cathodic protection in seawater 4.1 General 4.2 Galvanic anode method |
| 14 | 4.3 Impressed current method 4.4 Hybrid systems |
| 17 | 5 Determination of level of cathodic protection 5.1 Measurement of protection level 5.2 Reference electrodes |
| 18 | 5.3 Potentials of reference electrodes 5.4 Verification of reference electrodes 5.5 Potential measurement 6 Cathodic protection potential criteria 6.1 General |
| 19 | 6.2 Carbon-manganese and low alloy steels |
| 21 | 6.3 Other metallic materials 6.3.1 General 6.3.2 Stainless steels |
| 22 | 6.3.3 Nickel alloys |
| 23 | 6.3.4 Aluminium alloys 6.3.5 Copper alloys 7 Design considerations 7.1 Introduction 7.2 Technical and operating data 7.2.1 Design life |
| 24 | 7.2.2 Materials of construction 7.3 Surfaces to be protected 7.4 Protective coatings 7.5 Availability of electrical power 7.6 Weight limitations 7.7 Adjacent structures 7.8 Installation considerations |
| 25 | 7.9 Current demand 8 Effect of environmental factors on current demand 8.1 Introduction 8.2 Dissolved oxygen 8.3 Sea currents |
| 26 | 8.4 Calcareous deposits 8.5 Temperature 8.6 Salinity |
| 27 | 8.7 pH 8.8 Marine fouling 8.9 Effect of depth 8.10 Seasonal variations and storms |
| 28 | 9 Secondary effects of cathodic protection 9.1 General 9.2 Alkalinity 9.3 Environmentally-assisted cracking 9.3.1 General 9.3.2 Hydrogen embrittlement |
| 29 | 9.3.3 Corrosion fatigue |
| 30 | 9.4 Chlorine 9.5 Stray currents and interference effects 10 Use of cathodic protection in association with coatings 10.1 Introduction |
| 31 | 10.2 Coating selection 10.3 Coating breakdown |
| 32 | Annex A (informative) Corrosion of carbon-manganese and low-alloy steels |
| 36 | Annex B (informative) Principles of cathodic protection |
| 38 | Annex C (informative) Reference electrodes |
| 42 | Annex D (informative) Corrosion of metallic materials other than carbon-manganese and low-alloy steels typically subject to cathodic protection in seawater |
| 44 | Bibliography |
