QC/T 625-2013Metallic coatings and conversion coatings for automobiles (English PDF)
汽车用涂镀层和化学处理层
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
April 25, 2013
Implementation date
September 1, 2013
Scope
QC/T 625-2013 is the English-translated version of 汽车用涂镀层和化学处理层.
QC/T 625-2013 is the Chinese standard "Metallic coatings and conversion coatings for automobiles". Its scope clause reads: This standard specifies the requirements, specifications and test methods for metallic coatings and conversion coatings for automobile parts and accessories. This standard is applicable to automobile product design and process design.
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Document preview — QC/T 625-2013
National Standard of the People's Republic of China
- Replacing
- QC/T 625-1999
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- Foreword i
- 1 Scope
- 2 Normative References
- 3 Representation Methods for Coatings and Conversion Coatings for Automobiles
- 4 Electroplated Coatings of Copper plus Nickel plus Chromium and of Nickel plus Chromium
- 5 Electroplated Coating of Zinc
- 6 Electroplated Coating of Tin
- 7 Electroplated Coating of Silver
- 8 Electroplated Coating of Copper
- 9 Electroplated Coatings of Nickel and of Copper plus Nickel
- 10 Electroplated Coating of Chromium
- 11 Electrochemical Oxidation Films of Aluminium and Aluminium Alloys
- 12 Electroless Coating of Nickel
- 13 Conversion Coating of Steel and Iron Parts
- 14 Passivation Coating of Zinc Alloys
- 15 Electroplated Coating of Lead-Tin Alloy
- 16 Electroplated Coating of Zinc-Nickel Alloy
- 17 Electroplated Coating of Zinc-Iron Alloy
- 18 Vacuum Aluminized Coating
- 19 Non-electrolytically Applied Zinc Flake Coatings
1 Scope
This standard specifies the requirements, specifications and test methods for metallic coatings and conversion coatings for automobile parts and accessories.
This standard is applicable to automobile product design and process design.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T4340.1 Metallic Materials - Vickers Hardness Test - Part 1: Test Method (GB/T 4340.1-2009, ISO 6507-1:2005, MOD)
GB/T 4955 Metallic Coating - Measurement of Coating Thickness - Coulometric Method by Anodic Dissolution (GB/T 4955-2005, ISO 2177:2003, IDT)
GB/T 4956 Non-magnetic Coatings on Magnetic Substrates - Measurement of Coating Thickness - Magnetic Method (GB/T 4956-2003, ISO 2178:1982, IDT)
GB/T 4957 Non-conductive Coatings on Non-magnetic Basis Metals - Measurement of Coating Thickness - Eddy Current (GB/T 4957-2003, ISO 2360:1982, IDT)
GB/T 5267.1 Fasteners - Electroplated Coatings (GB/T 5267.1-2002, ISO 4042:1999, IDT)
GB/T 5270 Metallic Coatings on Metallic Substrates - Electrodeposited and Chemically Deposited Coatings - Review of Methods Available for Testing Adhesion (GB/T 5270-2005, ISO 2819:1980, IDT)
GB/T 6461 Methods for Corrosion Testing of Metallic and Other Inorganic Coatings on Metallic Substrates - Rating of Test Specimens and Manufactured Articles Subjected to Corrosion Tests (GB/T 6461-2002, ISO 10289:1999, IDT)
GB/T 8013.1 Anodic Oxide Coating and Organic Polymer Coatings on Aluminium and Its Alloys - Part 1: Anodic Oxide Coatings
GB/T 8014.2 Anodizing of Aluminium and Its Alloys - The Measuring Method of Thickness of Anodic Oxide Coatings - Part 2: Mass-loss Method
GB/T 9797 Metallic Coatings - Electroplated Coatings of Nickel plus Chromium and of Copper plus Nickel plus Chromium (GB/T 9797-2005, ISO 1456:2003, IDT)
GB/T 9798 Metallic Coatings - Electrodeposited Coatings of Nickel (GB/T 9798-2005, ISO 1458:2002, IDT)
GB/T 9799 Metallic Coatings - Electroplated Coatings of Zinc on Iron or Steel (GB/T 9799-1997, eqv ISO 2081:1986)
GB/T 9800 Chromate Conversion Coatings on Electroplated Zinc and Cadmium Coatings (GB/T 9800-1988, eqv ISO 4520:1981)
GB/T 10125 Corrosion Tests in Artificial Atmospheres - Salt Spray Tests (GB/T 10125-1997, eqv ISO 9227:1990)
GB/T 11376 Phosphate Conversion Coatings for Metals (GB/T 11376-1997, eqv ISO 9717:1990)
GB/T 11379 Metallic Coatings - Electroplated Coatings of Chromium for Engineering Purposes (GB/T 11379-2008, ISO 6158:2004, IDT)
GB/T 12333 Metallic Coatings - Electroplated Coatings of Copper for Engineering Purposes
GB/T 12599 Metallic Coatings - Electroplated Coatings of Tin - Specification and Test Methods (GB/T 12599-2002, ISO 2093:1986, MOD)
GB/T 12600 Metallic Coatings - Electroplated Coatings of Nickel Plus Chromium on Plastics Materials (GB/T 12600-2005, ISO 4252:2003, IDT)
GB/T 12967.3 Test Methods for Anodic Oxidation Coatings of Aluminium and Aluminium Alloys - Part 3: Copper Accelerated Acetic Acid Salt Spray Test (CASS Test) (GB/T 12967.3-2008, ISO 9227:2006, MOD)
GB/T 13912 Metallic Coatings - Hot Dip Galvanized Coatings on Fabricated Iron and Steel Articles - Specifications and Test Methods (GB/T 13912-2002, ISO 1461:1999, MOD)
GB/T 15519 Chemical Conversion Coatings - Black Oxide Coating on Iron and Steel - Specification and Test Methods (GB/T 15519-2002, ISO 11408:1999, MOD)
QC/T 721 Non-electrolytically Applied Zinc Flake Coatings for Automobile
SJ/T 11111 Metallic Coatings - Test Methods for Electrodeposited Silver and Silver Alloy Coatings - Part 1: Determination of Coating Thickness
SJ/T 11112 Metallic Coatings - Test Methods for Electrodeposited Silver and Silver Alloy Coatings - Part 2: Adhesion Tests
3 Representation Methods for Coatings and Conversion Coatings for Automobiles
Representation methods for metallic coatings and conversion coatings for automobiles are mainly composed of the following three parts:
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Similar standards
Editions of QC/T 625
| Edition | Title | Revision | Status |
|---|---|---|---|
| QC/T 625-2013 | Metallic coatings and conversion coatings for automobiles | current edition | Current |
| QC/T 625-1999 | Metallic coatings and conversion coatings for automobiles | previous edition | Superseded |
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