BS M 37:1970
Current
The latest, up-to-date edition.
Method for the etch inspection of metallic materials and components
Hardcopy , PDF
English
30-10-1970
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Foreword
Method
1 GENERAL
1.1 Scope
1.2 Purpose of etch inspection
1.3 General considerations
1.4 Approvals
2 PROCEDURE
2.1 Introduction
2.2 Operations
3 EQUIPMENT AND SPECIAL CONSIDERATIONS
3.1 Processing equipment
3.2 Viewing aids
3.3 In-situ applications
4 PERSONNEL
4.1 Eyesight
4.2 Fatigue
4.3 Viewing conditions
4.4 Safety requirements
APPENDICES
Appendix A - Etch inspection technique sheet
Appendix B - Typical process solutions for the
etching of various materials
Specifies a method for performing the etch inspection of metallic materials and components. Also describes some of the most widely accepted etching solutions currently being used.
| Committee |
ACE/61/-/5
|
| DevelopmentNote |
Supersedes 69/7501 DC (08/2005) Reviewed and confirmed by BSI, December 2009. (11/2009)
|
| DocumentType |
Standard
|
| Pages |
10
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
1.1.1 This British Standard describes a method for carrying out etch inspection of metallic materials and components and describes some of the widely accepted etching solutions currently in use.
1.1.2 The materials covered by the standard are grouped as follows :
Ferrous metals
- Plain carbon, medium and low alloy steels.
- High alloy (corrosion and heat-resisting) steels.
Non-ferrous metals
- Copper alloys.
- Aluminium alloys.
- Magnesium alloys.
- Titanium alloys.
- Nickel and cobalt base alloys.
| Standards | Relationship |
| UNE-EN 4702-03:2017 | Identical |
| BS 6533:1984 | Guide to macroscopic examination of steel by etching with strong mineral acids |
| DEFSTAN 03-4/5(2006) : 2006 | THE PRE-TREATMENT AND PROTECTION OF STEEL ITEMS OF MAXIMUM TENSILE STRENGTH EXCEEDING 1450 MPA |
| DEFSTAN 03-4/4(1998) : 1998 | THE PRE-TREATMENT AND PROTECTION OF STEEL ITEMS OF SPECIFIED MAXIMUM TENSILE STRENGTH EXCEEDING 1450 MPA |
| DEFSTAN 03-4/6(2011) : 2011 | THE PRE-TREATMENT AND PROTECTION OF STEEL ITEMS OF SPECIFIED MAXIMUM TENSILE STRENGTH EXCEEDING 1450 MPA |
| BS M 39:1972 | Method for penetrant inspection of aerospace materials and components |
| BS 4L 100:1993 | Procedure for inspection, testing and acceptance of wrought aluminium and aluminium alloys |
| SAE AMS03-4A : 2015(S2017) | THE PRE-TREATMENT AND PROTECTION OF STEEL ITEMS OF SPECIFIED MAXIMUM TENSILE STRENGTH EXCEEDING 1450 MPA |
| BS 4000:1968 | Sizes of paper and board |
| DTD 901F : LATEST | CLEANING AND PREPARATION OF METAL SURFACES |
| DEF 2331 : A AMD 3 | PROTECTIVE PX 1 DYED AND UNDYED |
| DEF 151 : 1965 | ANODIZING OF ALUMINIUM AND ALUMINIUM ALLOYS |
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