DEFSTAN 02-372(PT2)/2(2002) : 2002

TITLE PAGE
SCOPE
FOREWORD
Sponsorship
Conditions of Release
Categories of Defence Standard
Related Documents
Health and Safety
Additional Information
CONTENTS
SECTION 1 - PERFORMANCE SPECIFICATION
SECTION 2 - NATIONAL/INTERNATIONAL REGULATIONS
            2.1 Health and Safety
                2.1.1 Process Warning
                2.1.2 Chemical Warning
                2.1.3 Management Responsibilities
            2.2 Operator Responsibilities
                2.2.1 General
                2.2.2 Solvent, Acid and Alkali Cleaning
                2.2.3 Mechanical Cleaning
                2.2.4 Personal Hygiene
            2.3 Health and Safety Information Sheets
SECTION 3 - MILITARY STANDARDS/REQUIREMENTS
            3.1 Approved Cleaning Agents and Acids
                 3.1.1 Types of Cleaning Agents
                 3.1.2 Types of Acids
            3.2 Identification, Storage and Handling of
                 Solvents and Acids
                 3.2.1 Identification
                 3.2.2 Containers for Solvents and Acids
                 3.2.3 Inspection of Containers
                 3.2.4 Certification of Acceptance
                 3.2.5 Ready-use Containers
                 3.2.6 Storage
                 3.2.7 Dispensing
                 3.2.8 Disposal of Solvents and Acids
                 3.2.9 Protective Clothing
                 3.2.10 First Aid
                 3.2.11 Standard Treatments
                 3.2.12 Hazards
                        3.2.12.1 Fire or Explosion
                        3.2.12.2 Toxic Vapours
                        3.2.12.3 Toxic or Dermatitic Effects
            3.3 On-board Cleanliness Procedures
                 3.3.1 Compartment Cleanliness
                 3.3.2 Removal of Components and Pipework
                 3.3.3 Replacement of Components and Pipework
                 3.3.4 Operational Electrolysers
            3.4 Cleanliness Boundaries
            3.5 Rust Removal
                 3.5.1 Carbon Steel Surfaces
                 3.5.2 Stainless Steel Surfaces
                 3.5.3 Stainless Steel Welds
            3.6 Controlled Area Requirements
                 3.6.1 Construction
                 3.6.2 Maintenance
                 3.6.3 Operation
            3.7 Cleaning
                 3.7.1 General
                 3.7.2 Steam Cleaning
                 3.7.3 Aqueous Cleaning
                 3.7.4 Vapour Phase Cleaning
                 3.7.5 Cold Liquid Cleaning - Valves,
                       Non-metallic Pipework and Fittings
                 3.7.6 Cold Liquid Cleaning - Instruments and
                       Gauges
            3.8 Drying
                 3.8.1 General
                 3.8.2 Natural Drying
                 3.8.3 Drying with Nitrogen
                 3.8.4 Vacuum Drying
            3.9 Compatibility of Materials with Cleaning Methods
            3.10 Cleaning Agent Quality Testing
                 3.10.1 New Aqueous Cleaning Agents
                 3.10.2 Used Aqueous Cleaning Agents
                 3.10.3 New Solvents
                 3.10.4 Used Solvents
            3.11 Verification of Cleanliness
                 3.11.1 General
                 3.11.2 Visual Inspection
                 3.11.3 Extraction Method
                 3.11.4 Non-volatile Residue
                 3.11.5 Contamination Acceptance of Oxygen
                        Cleaned Items
                 3.11.6 Sampling New and Refitted Electrolysers
                 3.11.7 Sampling 'In Service' Electrolysers
            3.12 Preservation and Packaging
                 3.12.1 Handling Precautions
                 3.12.2 Preservation
                 3.12.3 Sealing
                 3.12.4 Identification
                 3.12.5 Packaging
                 3.12.6 Documentation
            3.13 Storage
SECTION 4 - DESIGN REQUIREMENTS/GUIDANCE
SECTION 5 - CORPORATE KNOWLEDGE AND EXPERIENCE
ANNEX A - RELATED DOCUMENTS
ANNEX B - ABBREVIATIONS AND DEFINITIONS
ANNEX C - PROCUREMENT CHECK LIST
ANNEX D - HEALTH AND SAFETY INFORMATION SHEETS - SOLVENTS
ANNEX E - HEALTH AND SAFETY INFORMATION SHEETS - AQUEOUS
          CLEANERS
ANNEX F - HEALTH AND SAFETY INFORMATION SHEETS - ACIDS
ANNEX G - QUALITY OF CLEANING AGENTS - AQUEOUS
ANNEX H - QUALITY OF CLEANING AGENTS - SOLVENTS
ANNEX I - PROFORMA OF SSCF
ALPHABETICAL INDEX

Describes the life cleaning processes to `Oxygen-clean' standard of Low Pressure Electrolyser (LPE) equipment, components, pipework and support systems.