DEFSTAN 02-872(PT3)/1(2002) : 2002
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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PROCEDURES FOR FIRST LEVEL NICKEL ALUMINIUM BRONZE CASTINGS - PART 3: REVALIDATION
25-11-2011
12-01-2013
TITLE PAGE
SCOPE
FOREWORD
Sponsorship
Conditions of Release
Categories of Defence Standard
Related Documents
Health and Safety
CONTENTS
SECTION 1 - GENERAL REQUIREMENTS
1.1 Selection of Castings for Revalidation
1.2 Identification
1.3 Pre-requisites for Revalidation
SECTION 2 - CLEANING OF CASTINGS
2.1 General
2.2 Opening Up Inspection
2.3 Cleaning & General Etching
2.3.1 Cleaning Method 1
2.3.2 Cleaning Method 2
2.3.3 General Etching Method
SECTION 3 - ETCHING AND EXAMINATION FOR CORROSION
3.1 General
3.2 Visual Examination
3.3 Detection of Corrosion
3.3.1 Detailed Etching Method
3.3.2 Ultrasonic Examination
3.4 Removal of Corrosion
3.5 Post Dressing Thickness Gauging
3.6 Recording of Examination Results
SECTION 4 - ACCEPTANCE CRITERIA
4.1 Cleaning
4.2 Wall Thickness
4.2.1 90% Criterion
4.2.2 Finite Element Analysis (FEA) and
Lifing
4.3 Handling of Rejected Components
4.4 Re-Stamping
4.5 Certification
4.6 Records
SECTION 5 - RECLAMATION OF REJECTED CASTINGS
5.1 Policy on Weld Repair
5.2 Options for Casting Repair
5.3 Procedure for Weld Repair
5.4 Inspections
5.5 Re-Stamping
5.6 Certification
5.7 Records
ANNEX A - RELATED DOCUMENTS
ANNEX B - DEFINITIONS AND ABBREVIATIONS
ANNEX C - PROCUREMENT CHECK LIST
Defines Submarine First Level & sea wetted castings made of Nickel Aluminium Bronze manufactured to DGS 8520, DGS 348 or Defence Standard 02-747 Part 1, 2 or 4 which have had service use involving contact with sea water.
| DocumentType |
Standard
|
| PublisherName |
UK Ministry of Defence Standards
|
| Status |
Superseded
|
| SupersededBy |
| DEFSTAN 02-824(PT3)/1(2005) : 2005 | COPPER NICKEL CHROMIUM SAND CASTINGS AND INGOTS - PART 3: PROCEDURES FOR REQUALIFICATION OF COPPER NICKEL CHROMIUM CASTINGS (CAT 1) |
| DEFSTAN 02-872(PT2)/1(2002) : 2002 | PROCEDURES FOR FIRST LEVEL NICKEL ALUMINIUM BRONZE CASTINGS - PART 2: VALIDATION |
| DEFSTAN 02-872(PT1)/1(2002) : 2002 | PROCEDURES FOR FIRST LEVEL NICKEL ALUMINIUM BRONZE CASTINGS - PART 1: POLICY |
| DEFSTAN 02-872(PT4)/1(2002) : 2002 | PROCEDURES FOR FIRST LEVEL NICKEL ALUMINIUM BRONZE CASTINGS - PART 4: INSPECTIONS OUTSIDE OF LONG OVERHAUL PERIODS |
| DEFSTAN 02-872(PT4)/1(2002) : 2002 | PROCEDURES FOR FIRST LEVEL NICKEL ALUMINIUM BRONZE CASTINGS - PART 4: INSPECTIONS OUTSIDE OF LONG OVERHAUL PERIODS |
| DEFSTAN 02-747(PT4)/1(2000) : 2000 | REQUIREMENTS FOR NICKEL ALUMINIUM BRONZE CASTINGS AND INGOTS - PART 4: NICKEL ALUMINIUM BRONZE NAVAL ALLOY WELDING RESTRICTED TO THE NON-WETTED SURFACE (CLASS 1 AND 2 CASTINGS ONLY) |
| DEFSTAN 02-341(PT1)/1(2000) : 2000 | REQUIREMENTS FOR CLEANING OF ITEMS, COMPONENTS AND EQUIPMENT FOR FLUID SYSTEMS - PART 1: CLEANING CATEGORY 2 |
| DEFSTAN 02-824(PT1)/1(2000) : 2000 | COPPER NICKEL CHROMIUM SAND CASTING AND INGOTS - PART 1: PRODUCTION REQUIREMENTS |
| DEFSTAN 02-872(PT1)/1(2002) : 2002 | PROCEDURES FOR FIRST LEVEL NICKEL ALUMINIUM BRONZE CASTINGS - PART 1: POLICY |
| DEFSTAN 02-824(PT2)/1(2000) : 2000 | COPPER NICKEL CHROMIUM SAND CASTING AND INGOTS - PART 2: GUIDE TO PRODUCTION METHODS |
| DEFSTAN 02-747(PT1)/1(2000) : 2000 | REQUIREMENTS FOR NICKEL ALUMINIUM BRONZE CASTINGS AND INGOTS - PART 1: NICKEL ALUMINIUM BRONZE NAVAL ALLOY CENTRIFUGALLY CAST |
| DEFSTAN 68-188/2(2001) : 2001 | EMULSIFIER FOR SOLVENT CLEANER |
| DEFSTAN 02-747(PT2)/1(2000) : 2000 | REQUIREMENTS FOR NICKEL ALUMINIUM BRONZE CASTINGS AND INGOTS - PART 2: NICKEL ALUMINIUM BRONZE NAVAL ALLOY INGOTS AND SAND CASTINGS WITH WELDING PERMITTED TO THE WETTED SURFACE |
| DEFSTAN 02-872(PT2)/1(2002) : 2002 | PROCEDURES FOR FIRST LEVEL NICKEL ALUMINIUM BRONZE CASTINGS - PART 2: VALIDATION |
| DEFSTAN 02-771/1(2000) : 2000 | REQUIREMENTS, PROCEDURE AND INSPECTION FOR WELD REPAIR OF COPPER ALLOY AND NICKEL ALLOY CASTINGS |
| DEFSTAN 80-20/3(1994) : 1994 | CLEANING COMPOUND, SOLVENT, COLD BATH TYPE, FOR METAL (CRESYLIC ACID/DICHLOROMETHANE) |
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