QC/T 625-2013 Translated English of Chinese Standard. (QCT 625-2013, QC/T625-2013, QCT625-2013): Metallic coatings and conversion coating for automobilehttps://www.chinesestandard.net, 29. jul. 2016 - 22 strani This Standard specifies the requirements, technical specification and test methods for metallic coatings and conversion coatings of parts and accessories of automobile. This Standard is applicable to automobile design and process design. |
Vsebina
Foreword | 7 |
Scope | 8 |
The representation of metallic coatings and conversion coatings for automobile | 10 |
Electroplated coatings of zinc | 12 |
Electroplated coatings of tin | 14 |
Electroplated coatings of silver | 15 |
Electroplated coatings of nickel and copper + nickel | 16 |
Electrochemical oxidation coatings of aluminum and aluminum alloy | 17 |
Conversion coatings of steel parts | 18 |
| 19 | |
Electroplated coatings of zincnickel alloy | 20 |
Electroplated coatings of zinciron alloy | 21 |
Nonelectrolytically applied zinc flake coatings | 22 |
Pogosti izrazi in povedi
accordance with provisions adhesion of electroplated aluminum alloy aluminum and aluminum automotive Body QC/T carry out test chemical symbol chromate conversion coatings chromium and nickel coating thickness coatings and conversion coatings for automobile coatings of chromium coatings of copper coatings of nickel coatings of silver coatings of zinc coatings of zinc-iron coatings of zinc-nickel code and application code Application condition condition and example condition of electroplated corrosive of substrate corrosive service condition customer can negotiate Electrical insulation Electrodeposited electroplated coatings Grading code Application Grading code Thickness Grading criterion hexavalent chromium hose clamps hydrogen embrittlement industry are published manufacturer and customer material Grading code Metallic coatings method GB/T motorcycles and mopeds negotiate to carry NSS test duration passivated with trivalent Properties and application Property test provisions of GB/T salt spray resistance semi-trailer shown in Table specified test Spring band Substrate material Grading test methods QC/T test of electroplated trivalent chromium