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JB/T 10620-2006 Metallic coatings electroplated coatings of copper-tin alloys (USD) via email in 1-3 business day VALID
GB 8013-1987 Anodizing of aluminium and aluminium alloys--General specificatoins for anodic oxidation coatings via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 13912-2020 Metallic coatings—Hot dip galvanized coatings on fabricated iron and steel articles—Specifications and test methods (USD) via email in 1-3 business day TO BE VALID
GB/T 11250.1-1989 Methods for measuring thickness of coated layer on composite metal-The metallographic method (USD) via email in 1-3 business day ABOLISHED
GB/T 13911-1992 Expression methods for metallic coating and chemical treatment via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 24514-2009 Zinc and/or aluminium based coatings on steel—Determination of coating mass per unit area and chemical composition—Gravimetry,inductively coupled plasma atomic emission spectrometry and flame atomic absorption spectrometry (USD) via email in 1-3 business day VALID
GB/T 15393-1994 Zinc coatings for steel wire (USD) via email in 1 business day SUPERSEDED
GB 12333-1990 Metallic coatings--Electroplated coatings of copper for engineering purposes (USD) via email in 1-3 business day VALID
GB/T 14952.2-1994 Anodizing of aluminium and its alloys.Assessment of sealing quality by measurement of the loss of mass after immersion in acid solution via email in ABOLISHED please email coc@codeofchina.com for quotation
GB/T 13346-2012 Metallic and other inorganic coatings - Electroplated coatings of cadmium with supplementary treatments on iron or steel (USD) via email in 1-3 business day VALID
GB/T 12305.6-1997 Metallic coatings-Test methods for electrodeposited gold and gold alloy coatings. Part 6: Determination of the presence of residual salts (USD) via email in 1-3 business day VALID
JB/T 10534-2005 Standard test method for simultaneous thickness and electrochemical potential determination of individual layers multilayer nickel deposit (USD) via email in 1-3 business day VALID
GB/T 12609-1990 Electrodeposited metallic coatings and related finishes-Sampling procedures for inspection by attributes via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 12332-2008 Metallic coatings—Electroplated coatings of nickel for engineering purposes (USD) via email in 1-3 business day VALID
GB/T 12611-2008 Technical requirements of quality control for metal parts to be coated (USD) via email in 1-3 business day VALID
GB/T 12967.1-1991 Anodizing of aluminum and aluminium alloys-Measurmeent of mean specific adrasion resistance of anodic oxidation coatings with an adrasive jet test apparatus (USD) via email in 1-3 business day ABOLISHED
GB/T 4956-2003 Oon-magnetic coatings on magnetic substrates?Measurement of coating thickness?Magnetic method via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 6465-2008 Metallic and other non-organic coatings—Corrodkote corrosion test(CORR test) (USD) via email in 1-3 business day VALID
GB/T 8015.1-1987 Test methods for thickness of anodic oxidation coatings on aluminium and aluminium alloys; Gravimetric method via email in ABOLISHED please email coc@codeofchina.com for quotation
GB/T 8754-2006 Anodizing of aluminium and its alloys - Insulation check by measurement of breakdown potential via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
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