DEFSTAN 03-14/3(2005) : 2005
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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ELECTRO-DEPOSITION OF CHROMIUM FOR ENGINEERING PURPOSES
03-03-2008
12-01-2013
Preface
Main Text
SECTION 1 - GENERAL REQUIREMENTS
1 Scope
2 Warning
3 Related Documents
4 Definitions
5 Information to be Supplied to the Processor
6 Process Control
SECTION 2 - PROCESS REQUIREMENTS
7 Condition of Substrate
8 Chromium Plating Process
9 Reclamation of Worn or Over-Machined Items
10 Thickness of Plating After Final Finishing
SECTION 3 - PLATING ON FERROUS METALS
11 General
12 Stress Relief
13 Introduction of Surface Compressive Stresses
14 Preparation for Plating
15 Electro-Deposition of Chromium
16 Post Plating Heat Treatment
SECTION 4 - PLATING ON ALUMINIUM AND ALUMINIUM ALLOYS
17 General
18 Preparation for Plating
19 Electro-Deposition of Chromium
20 Post Plating Heat Treatment
SECTION 5 - PLATING ON TITANIUM AND TITANIUM ALLOYS
21 Plating
22 Preparation for Plating
23 Electro-Deposition of Chromium
24 Post Plating Heat Treatment
SECTION 6 - PLATING ON OTHER METALS
25 General
26 Preparation for Plating
27 Electro-Deposition of Chromium
SECTION 7 - INSPECTION AND TEST
28 Inspection and Testing
29 Visual Inspection
30 Thickness of Coating
31 Hardness
32 Adhesion
33 Freedom from Embrittlement
34 Other Requirements
35 Treatment of Items Rejected During Final Inspection and Test
ANNEX A - Chromium Plating Process
ANNEX B - The Analysis of Normal Type Chromium Plating Solution
ANNEX C - Post Plating Heat Treatment for Ferrous Metals
ANNEX D - Chemical Methods of Stripping Chromium Deposits
Specifies the requirements for the electro-deposition of chromium on ferrous metals, aluminium and aluminium alloys, titanium and titanium alloys and other metals for one or more of the following purposes: (a) The production of wear resistant surfaces, (b) Corrosion resistance coupled with wear resistance, (c) The build up of worn or over machined surfaces.
| DevelopmentNote |
Supersedes DEFSTAN 03-14/2(1995) (02/2005)
|
| DocumentType |
Standard
|
| PublisherName |
UK Ministry of Defence Standards
|
| Status |
Superseded
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| SupersededBy | |
| Supersedes |
| DEFSTAN 00-970(PT0)/6(2010) : 2010 | DESIGN AND AIRWORTHINESS REQUIREMENTS FOR SERVICE AIRCRAFT - PART 0: PROCEDURES FOR USE, CONTENT AND DEFINITIONS |
| DEFSTAN 03-4/5(2006) : 2006 | THE PRE-TREATMENT AND PROTECTION OF STEEL ITEMS OF MAXIMUM TENSILE STRENGTH EXCEEDING 1450 MPA |
| DEFSTAN 00-970(PT0)/7(2011) : 2011 | DESIGN AND AIRWORTHINESS REQUIREMENTS FOR SERVICE AIRCRAFT - PART 0: PROCEDURES FOR USE, CONTENT AND DEFINITIONS |
| DEFSTAN 03-32(PT4)/4(2005) : 2005 | PRE-TREATMENT AND PAINTING OF VEHICLES, ENGINEERING EQUIPMENT AND COMPONENTS - PART 4: SYSTEMS FOR FERROUS METAL, EXCLUDING ARMOUR |
| DEFSTAN 03-27/3(2005) : 2005 | ELECTRO-DEPOSITION OF NICKEL FOR ENGINEERING PURPOSES |
| DEFSTAN 00-970(PT0)/5(2007) : 2007 | DESIGN AND AIRWORTHINESS REQUIREMENTS FOR SERVICE AIRCRAFT - PART 0: PROCEDURES FOR USE, CONTENT AND DEFINITIONS |
| DEFSTAN 03-19/3(2005) : 2005 | ELECTRO-DEPOSITION OF CADMIUM |
| DEFSTAN 03-38/1(2007) : 2007 | GUIDANCE FOR THE USE OF ALTERNATIVES TO HEXAVALENT CHROMIUM FOR THE PROTECTIVE COATING OF DEFENCE EQUIPMENT |
| BS EN ISO 6507-1:2005 | Metallic materials. Vickers hardness test Test method |
| DEFSTAN 03-4/4(1998) : 1998 | THE PRE-TREATMENT AND PROTECTION OF STEEL ITEMS OF SPECIFIED MAXIMUM TENSILE STRENGTH EXCEEDING 1450 MPA |
| BS 5411-6:1981 | Methods of test for metallic and related coatings Vickers and Knoop microhardness tests |
| DEFSTAN 03-21/3(2002) : 2002 | MECHANICAL METHODS FOR THE INDUCEMENT OF RESIDUAL SURFACE COMPRESSIVE STRESSES |
| BS 5599:1993 | Specification for hard anodic oxidation coatings on aluminium and its alloys for engineering purposes |
| DEFSTAN 03-27/2(1998) : 1998 | ELECTRODEPOSITION OF NICKEL FOR ENGINEERING PURPOSES |
| DEFSTAN 03-25/4(2003) : 2003 | SULFURIC ACID ANODISING OF ALUMINIUM AND ALUMINIUM ALLOYS |
| DEFSTAN 03-31/1(1993) : 1993 | A GUIDE TO THE USE OF CHROMIUM PLATING FOR ENGINEERING PURPOSES |
| BS 334:1982 | Specification for compositional limits of chemical lead |
| DEFSTAN 03-2/3(1995) : 1995 | CLEANING AND PREPARATION OF METAL SURFACES |
| DEFSTAN 03-24/4(2003) : 2003 | CHROMIC ACID ANODIZING OF ALUMINIUM AND ALUMINIUM ALLOYS |
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