EN 2284:1991
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Aerospace series - Sulphuric acid anodizing of aluminium and wrought aluminium alloys
Published date
07-17-1991
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Foreword
1 Scope and field of application
2 Purpose of anodizing
3 References
4 Material categories
5 Supporting jig
6 Processing sequence
7 Quality assurance
8 Designation
This standard specifies the required characteristics for the performance of sulphyric acid anodizing with or without sealing as well as quality assurance of the coating obtained. It applies to parts in aluminium and wrought aluminium alloys of category 1 and 2 (see clause 4) used in aerospace construction when reference is made to this standard.
| Committee |
ASD-STAN
|
| DevelopmentNote |
Supersedes PREN 2284. (11/2003)
|
| DocumentType |
Standard
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| NF EN 2284 : 1992 | Identical |
| DIN EN 2284:1991-08 | Identical |
| NS EN 2284 : 1ED 1991 | Identical |
| BS EN 2284:1991 | Identical |
| NBN EN 2284 : 1992 | Identical |
| NBN EN 2912 : 1996 | Identical |
| UNI EN 2284 : 1992 | Identical |
| I.S. EN 2284:1992 | Identical |
| NEN EN 2284 : 1992 | Identical |
| PN EN 2284 : 1997 | Identical |
| UNE-EN 2284:1993 | Identical |
| SNV DIN EN 2284 : 1991 | Identical |
| 14/30314143 DC : 0 | BS EN 2285 - AEROSPACE SERIES - BUSHES, PLAIN ALUMINIUM ALLOY WITH SELF-LUBRICATING LINER - DIMENSIONS AND LOADS |
| 06/30151472 DC : 0 | BS EN 4534-2 - AEROSPACE SERIES - BUSHES, PLAIN IN ALUMINIUM ALLOY WITH SELF-LUBRICATING LINER, ELEVATED LOAD - PART 2: DIMENSIONS AND LOADS - INCH SERIES |
| BS EN 4811:2017 | Aerospace series. Flange couplings. Gasket seal with fluorocarbon seal on aluminium plate with 4 fastening holes. Inch series |
| PREN 2285 : 200P2 | AEROSPACE SERIES - BUSHES, PLAIN ALUMINIUM ALLOY WITH SELF-LUBRICATING LINER - DIMENSIONS AND LOADS |
| NF EN 4660-004 : 2011 | AEROSPACE SERIES - MODULAR AND OPEN AVIONICS ARCHITECTURES - PART 004: PACKAGING |
| PREN 4811 : DRAFT 2015 | AEROSPACE SERIES - FLANGE COUPLINGS - GASKET SEAL WITH FLUOROCARBON SEAL ON ALUMINIUM PLATE WITH 4 FASTENING HOLES - INCH SERIES |
| PREN 2876 : 200P1 | AEROSPACE SERIES - NUTS, HEXAGON, PLAIN, REDUCED HEIGHT, NORMAL ACROSS FLATS, IN ALUMINIUM ALLOY, ANODIZED - CLASSIFICATION: 450 MPA (AT AMBIENT TEMPERATURE)/120 DEGREES C |
| PREN 3392 : 200P1 | AEROSPACE SERIES - RIVETS, SOLID, UNIVERSAL HEAD, IN ALUMINIUM ALLOY 2117, ANODIZED OR CHROMATED, METRIC SERIES |
| PREN 3402 : 200P1 | AEROSPACE SERIES - RIVETS, SOLID, 100 DEGREE NORMAL COUNTERSUNK HEAD, IN ALUMINIUM ALLOY 7050, ANODIZED OR CHROMATED, METRIC SERIES |
| PREN 3412 : 200P1 | AEROSPACE SERIES - RIVETS, SOLID, 100 DEGREE NORMAL COUNTERSUNK HEAD WITH DOME, IN ALUMINIUM ALLOY 5056A, ANODIZED OR CHROMATED, METRIC SERIES |
| PREN 2556 : 2 | AEROSPACE SERIES - RIVETS, SOLID, 100 DEGREES COUNTERSUNK NORMAL HEAD, WITH DOME, IN ALUMINIUM ALLOY 5056A, ANODIZED OR CHROMATED INCH BASED SERIES |
| PREN 4534-2 : 200P2 | AEROSPACE SERIES - BUSHES, PLAIN IN ALUMINIUM ALLOY WITH SELF-LUBRICATING LINER, ELEVATED LOAD - PART 2: DIMENSIONS AND LOADS - INCH SERIES |
| PREN 4153 : 200P1 | AEROSPACE SERIES - RIVETS, SOLID, UNIVERSAL HEAD, IN ALUMINIUM ALLOY 2219, ANODIZED OR CHROMATED, METRIC SERIES |
| PREN 3902 : 200P1 | AEROSPACE SERIES - WASHERS FOR RIVET ASSEMBLIES, IN ALUMINIUM ALLOY, ANODIZED, METRIC SERIES |
| PREN 4827 : DRAFT 2015 | AEROSPACE SERIES - HEXAVALENT CHROMIUM FREE ANODIZING OF ALUMINIUM AND ALUMINIUM ALLOYS |
| PREN 3904 : 200P1 | AEROSPACE SERIES - WASHERS, WIRE LOCKING, IN ALUMINIUM ALLOY, ANODIZED |
| PREN 4360 : 200P3 | AEROSPACE SERIES - RIVETS, SOLID, 100 DEGREES COUNTERSUNK REDUCED HEAT WITH DOME, IN ALUMINIUM ALLOY 7050, ANODIZED OR CHROMATED, METRIC SERIES |
| I.S. EN 3904:2017 | AEROSPACE SERIES - WASHERS, WIRE LOCKING IN ALUMINIUM ALLOY, ANODIZED |
| DIN EN 2149:1996-05 | AEROSPACE SERIES - RIVETS, SOLID, UNIVERSAL HEAD, IN ALUMINIUM ALLOY 5056A, ANODISED OR CHROMATED, INCH BASED SERIES |
| BS EN 2285:2017 | Aerospace series. Bushes, plain, aluminium alloy, with self-lubricating liner. Dimensions and loads |
| BS EN 2552:1993 | Rivets, solid, 100° normal countersunk head with dome, in aluminium alloy 2117, anodized or chromated, inch based series |
| BS EN 4535-2:2009 | Aerospace series. Bushes, flanged in aluminium alloy with self-lubricating liner, elevated load Dimensions and loads. Inch series |
| PREN 2286 : 200P2 | AEROSPACE SERIES - BUSHES, FLANGED ALUMINIUM ALLOY WITH SELF-LUBRICATING LINER - DIMENSIONS AND LOADS |
| PREN 3369 : 200P1 | AEROSPACE SERIES - RIVETS, SOLID, UNIVERSAL HEAD, IN ALUMINIUM ALLOY 7050, ANODIZED OR CHROMATED, INCH BASED SERIES |
| PREN 3398 : 200P1 | AEROSPACE SERIES - RIVETS, SOLID, UNIVERSAL HEAD, IN ALUMINIUM ALLOY 7050, ANODIZED OR CHROMATED, METRIC SERIES |
| PREN 3404 : 200P1 | AEROSPACE SERIES - RIVETS, SOLID, UNIVERSAL HEAD, IN ALUMINIUM ALLOY 5056A, ANODIZED OR CHROMATED, METRIC SERIES |
| I.S. EN 4809:2017 | AEROSPACE SERIES - FLANGE COUPLINGS - GASKET SEAL WITH FLUOROCARBON SEAL ON ALUMINIUM PLATE WITH 3 FASTENING HOLES - INCH SERIES |
| I.S. EN 4827:2017 | AEROSPACE SERIES - HEXAVALENT CHROMIUM FREE ANODIZING OF ALUMINIUM AND ALUMINIUM ALLOYS |
| I.S. EN 4660-004:2011 | AEROSPACE SERIES - MODULAR AND OPEN AVIONICS ARCHITECTURES - PART 004: PACKAGING |
| DIN EN 2552:1993-03 | AEROSPACE SERIES - RIVETS, SOLID, 100 DEGREES NORMAL COUNTERSUNK HEAD WITH DOME, IN ALUMINIUM ALLOY 2117, ANODIZED OR CHROMATED, INCH BASED SERIES |
| DIN EN 2122:1996-03 | AEROSPACE SERIES - WASHERS, FLAT, IN ALUMINIUM ALLOY, ANODIZED OR CHROMATED |
| 17/30364786 DC : 0 | BS EN 4827 - AEROSPACE SERIES - HEXAVALENT CHROMIUM FREE ANODIZING OF ALUMINIUM AND ALUMINIUM ALLOYS |
| I.S. EN 3902:2016 | AEROSPACE SERIES - WASHERS FOR RIVET ASSEMBLIES, IN ALUMINIUM ALLOY, ANODIZED, METRIC SERIES |
| BS EN 4534-2:2009 | Aerospace series. Bushes, plain in aluminium alloy with self-lubricating liner, elevated load Dimensions and loads. Inch series |
| PREN 3407 : 200P1 | AEROSPACE SERIES - RIVETS, SOLID, 100 DEGREE NORMAL COUNTERSUNK HEAD, IN ALUMINIUM ALLOY 2117, ANODIZED OR CHROMATED, METRIC SERIES |
| PREN 3370 : 200P1 | AEROSPACE SERIES - RIVETS, SOLID, 100 DEGREES NORMAL COUNTERSUNK HEAD WITH DOME, IN ALUMINIUM ALLOY 7050, ANODIZED OR CHROMATED, INCH BASED SERIES |
| PREN 3405 : 200P1 | AEROSPACE SERIES - RIVETS, SOLID, 100 DEGREE NORMAL COUNTERSUNK HEAD WITH DOME, IN ALUMINIUM ALLOY 7050, ANODIZED OR CHROMATED, METRIC SERIES |
| PREN 3406 : 200P1 | AEROSPACE SERIES - RIVETS, SOLID, 100 DEGREE NORMAL COUNTERSUNK HEAD WITH DOME, IN ALUMINIUM ALLOY 2117, ANODIZED OR CHROMATED, METRIC SERIES |
| BS EN 4827:2017 | Aerospace series. Hexavalent chromium free anodizing of aluminium and aluminium alloys |
| BS EN 4660-004:2011 | Aerospace series. Modular and open avionics architectures Packaging |
| 14/30314144 DC : 0 | BS EN 2286 - AEROSPACE SERIES - BUSHES, FLANGED ALUMINIUM ALLOY WITH SELF-LUBRICATING LINER - DIMENSIONS AND LOADS |
| 06/30151475 DC : 0 | BS EN 4535-2 - AEROSPACE SERIES - BUSHES, FLANGED IN ALUMINIUM ALLOY WITH SELF-LUBRICATING LINER, ELEVATED LOAD - PART 2: DIMENSIONS AND LOADS - INCH SERIES |
| ISO 9738:2000 | Aerospace — Turnbarrels, for aircraft control wire rope — Dimensions and loads |
| NFL 21-271 : B 2000 | FASTENERS - LOCKBOLTS, PROTRUDING HEAD, WITH CLOSE TOLERANCE AND TITANIUM ALLOY T-A6V SHANK AND WITH COLLAR IN ALUMINIUM ALLOY 2024 |
| BS ISO 9738:2000 | Turnbarrels, for aircraft control wire rope. Dimensions and loads |
| PREN 4809 : DRAFT 2015 | AEROSPACE SERIES - FLANGE COUPLINGS - GASKET SEAL WITH FLUOROCARBON SEAL ON ALUMINIUM PLATE WITH 3 FASTENING HOLES - INCH SERIES |
| PREN 3400 : 200P1 | AEROSPACE SERIES - RIVETS, SOLID, 100 DEGREE NORMAL COUNTERSUNK HEAD, IN ALUMINIUM ALLOY 5056A, ANODIZED OR CHROMATED, METRIC SERIES |
| PREN 4174 : 200P1 | AEROSPACE SERIES - COLLARS, SWAGE LOCKING, SHEARTYPE, IN ALUMINIUM ALLOY 2024, ANODIZED OR CHROMATED, METRIC SERIES |
| I.S. EN 4811:2017 | AEROSPACE SERIES - FLANGE COUPLINGS - GASKET SEAL WITH FLUOROCARBON SEAL ON ALUMINIUM PLATE WITH 4 FASTENING HOLES - INCH SERIES |
| I.S. EN 4534-2:2016 | AEROSPACE SERIES - BUSHES, PLAIN IN ALUMINIUM ALLOY WITH SELF-LUBRICATING LINER, ELEVATED LOAD - PART 2: DIMENSIONS AND LOADS - INCH SERIES |
| BS EN 3904:2017 | Aerospace series. Washers, wire locking in aluminium alloy, anodized |
| BS EN 2556:1993 | Rivets, solid, 100° normal countersunk head with dome, in aluminium alloy 5056A, anodized or chromated, inch based series |
| BS EN 2912:1996 | Washers, flat, large diameter, in aluminium alloy, anodized or chromated |
| BS EN 2536:1995 | Hard anodizing of aluminium alloys |
| BS EN 2122:1996 | Washers, flat, in aluminium alloy, anodized or chromated |
| EN 4827:2017 | Aerospace series - Hexavalent chromium free anodizing of aluminium and aluminium alloys |
| EN 4534-2:2016 | Aerospace series - Bushes, plain in aluminium alloy with self-lubricating liner, elevated load - Part 2: Dimensions and loads - Inch series |
| EN 2536:1995 | Aerospace series - Hard anodizing of aluminium alloys |
| EN 2285:2017 | Aerospace series - Bushes, plain, aluminium alloy, with self-lubricating liner - Dimensions and loads |
| EN 2149:1996 | Aerospace series - Rivets, solid, universal head, in aluminium alloy 5056A, anodized or chromated, inch based series |
| EN 4811:2017 | Aerospace series - Flange couplings - Gasket seal with fluorocarbon seal on aluminium plate with 4 fastening holes - Inch series |
| EN 3902:2016 | Aerospace series - Washers for rivet assemblies, in aluminium alloy, anodized, metric series |
| EN 2145:1994 | Aerospace series - Rivets, solid, universal head, in aluminium alloy 2117, anodized or chromated, inch based series |
| EN 4535-2:2016 | Aerospace series - Bushes, flanged in aluminium alloy with self-lubricating liner, elevated load - Part 2: Dimensions and loads - Inch series |
| EN 2286:2017 | Aerospace series - Bushes, flanged aluminium alloy, with self-lubricating liner - Dimensions and loads |
| EN 2556:1992 | Aerospace series - Rivets, solid, 100° normal countersunk head with dome, in aluminium alloy 5056A, anodized or chromated, inch based series |
| EN 2912:1996 | Aerospace series - Washers, flat, large diameter, in aluminium alloy, anodized or chromated |
| EN 4660-004:2011 | Aerospace series - Modular and Open Avionics Architectures - Part 004: Packaging |
| EN 4809:2017 | Aerospace series - Flange couplings - Gasket seal with fluorocarbon seal on aluminium plate with 3 fastening holes - Inch series |
| EN 4174:2006 | Aerospace series - Collars, swage locking, sheartype, in aluminium alloy 2024, anodized or chromated, metric series |
| EN 2552:1992 | Aerospace series - Rivets, solid, 100° normal countersunk head with dome, in aluminium alloy 2117, anodized or chromated, inch based series |
| EN 2122:1996 | Aerospace series - Washers, flat, in aluminium alloy, anodized or chromated |
| 14/30314147 DC : 0 | BS EN 4534-2 - AEROSPACE SERIES - BUSHES, PLAIN IN ALUMINIUM ALLOY WITH SELF-LUBRICATING LINER, ELEVATED LOAD - PART 2: DIMENSIONS AND LOADS - INCH SERIES |
| EN 3904:2017 | Aerospace series - Washers, wire locking in aluminium alloy, anodized |
| 15/30327754 DC : 0 | BS EN 4660-004 - AEROSPACE SERIES - MODULAR AND OPEN AVIONICS ARCHITECTURES - PART 004: PACKAGING |
| 14/30314150 DC : 0 | BS EN 4535-2 - AEROSPACE SERIES - BUSHES, FLANGED IN ALUMINIUM ALLOY WITH SELF-LUBRICATING LINER, ELEVATED LOAD - PART 2: DIMENSIONS AND LOADS - INCH SERIES |
| 10/30215608 DC : 0 | BS EN 4704 - AEROSPACE SERIES - TARTARIC-SULPHURIC-ACID ANODISING OF ALUMINIUM AND ALUMINIUM WROUGHT ALLOYS FOR CORROSION PROTECTION AND PAINT PRE-TREATMENT (TSA) |
| 17/30364788 DC : 0 | BS EN 3837 - AEROSPACE SERIES - PAINTS AND VARNISHES - NATURE AND METHOD FOR SURFACE PREPARATION OF TEST PIECES IN ALUMINIUM ALLOYS |
| BS EN 4809:2017 | Aerospace series. Flange couplings. Gasket seal with fluorocarbon seal on aluminium plate with 3 fastening holes. Inch series |
| BS EN 3902:2016 | Aerospace series. Washers for rivet assemblies, in aluminium alloy, anodized, metric series |
| I.S. EN 4535-2:2016 | AEROSPACE SERIES - BUSHES, FLANGED IN ALUMINIUM ALLOY WITH SELF-LUBRICATING LINER, ELEVATED LOAD - PART 2: DIMENSIONS AND LOADS - INCH SERIES |
| PREN 2552 : 3 | AEROSPACE SERIES - RIVETS, SOLID, 100 DEGREES COUNTERSUNK NORMAL HEAD, WITH DOME, IN ALUMINIUM ALLOY 2117, ANODIZED OR CHROMATED, INCH BASED SERIES |
| PREN 4155 : 200P1 | AEROSPACE SERIES - RIVETS, SOLID, 100 DEGREES COUNTERSUNK NORMAL HEAD WITH DOME, IN ALUMINIUM ALLOY 2219, ANODIZED OR CHROMATED, METRIC SERIES |
| PREN 4361 : 200P3 | AEROSPACE SERIES - RIVETS, SOLID, 100 DEGREES COUNTERSUNK REDUCED HEAD WITH DOME, IN ALUMINIUM ALLOY 5056A, ANODIZED OR CHROMATED, METRIC SERIES |
| PREN 4154 : 200P1 | AEROSPACE SERIES - RIVETS, SOLID, 100 DEGREES COUNTERSUNK NORMAL HEAD, IN ALUMINIUM ALLOY 2219, ANODIZED OR CHROMATED, METRIC SERIES |
| PREN 4535-2 : 200P2 | AEROSPACE SERIES - BUSHES, FLANGED IN ALUMINIUM ALLOY WITH SELF-LUBRICATING LINER, ELEVATED LOAD - PART 2: DIMENSIONS AND LOADS - INCH SERIES |
| PREN 3837 : 200P1 | AEROSPACE SERIES - PAINTS AND VARNISHES - NATURE AND METHOD FOR SURFACE PREPARATION OF TEST PIECES IN ALUMINIUM ALLOYS |
| BS EN 4174:2006 | Aerospace series. Collars, swage locking, sheartype, in aluminium alloy 2024, anodized or chromated, metric series |
| BS EN 2286:1990 | Specification for bushes flanged, aluminium alloy with self-lubricating liner. Dimensions and loads |
| BS EN 13101:2002 | Steps for underground man entry chambers. Requirements, marking, testing and evaluation of conformity |
| EN 13101:2002 | Steps for underground man entry chambers - Requirements, marking, testing and evaluation of conformity |
| EN 2334:1997 | Aerospace series - Chromic-sulphuric acid pickle of aluminium and aluminium alloys |
| ISO 2106:2011 | Anodizing of aluminium and its alloys Determination of mass per unit area (surface density) of anodic oxidation coatings Gravimetric method |
| BS 6161-5:1982 | Methods of test for anodic oxidation coatings on aluminium and its alloys Estimation of loss of absorptive power of sealed coatings: dye spot test with prior acid treatment |
| ISO 2376:2010 | Anodizing of aluminium and its alloys Determination of electric breakdown potential |
| ISO 1463:2003 | Metallic and oxide coatings Measurement of coating thickness Microscopical method |
| BS 6161-1:1984 | Methods of test for anodic oxidation coatings on aluminium and its alloys Determination of mass per unit area (surface density) of anodic oxidation coatings (gravimetric method) |
| ISO 2143:2017 | Anodizing of aluminium and its alloys — Estimation of loss of absorptive power of anodic oxidation coatings after sealing — Dye-spot test with prior acid treatment |
| EN 2101:1991 | Aerospace series - Chromic acid anodizing of aluminium and wrought aluminium alloys |
| BS 5466-1:1977 | Methods for corrosion testing of metallic coatings Neutral salt spray test (NSS test) |
| ISO 2085:2010 | Anodizing of aluminium and its alloys Check for continuity of thin anodic oxidation coatings Copper sulfate test |
| ISO 3768:1976 | Metallic coatings — Neutral salt spray test (NSS test) |
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