Coating Inspection

Testing Scope

Electroplated coatings, metal coatings, stainless steel coatings, electroplated coatings, metal coatings, coated coatings, PVD coatings, nano coatings, surface coatings, alloy coatings, zinc coatings, etc.

Test Item

 

Thickness testing, performance testing, adhesion testing, composition testing, strength testing, porosity testing, adhesion testing, internal stress testing, conductivity testing, hexavalent chromium testing, hardness testing, etc.

GB/T 4956-2018 Measurement of thickness of non-magnetic coatings on magnetic substrates - Magnetic method

GB/T 4957-2003 Measurement of thickness of non-magnetic base metal coatings - Eddy current method

GB/T 6462-2005 Measurement of Thickness of Metal and Oxide Coatings by Metallographic Microscopy Method

GB/T 1839-2025 Quality Test Method for Galvanized Coating of Steel Products

GB/T 5270-2005 Qualitative testing method for adhesion strength of metal coatings on metal substrates

GB/T 9286-1998 Paints and Varnishes - Cross Cut Test for Paint Films (Reference for Coating Adhesion)

GB/T 10125-2021 Corrosion Test in Artificial Atmosphere Salt Spray Test

GB/T 13912-2020 Metallic coatings - Technical requirements and test methods for hot-dip galvanized coatings on steel parts

GB/T 46782-2025 Metal and other inorganic coatings - Synchronous testing method for thickness and interlayer potential difference of each nickel coating in multi-layer nickel electroplating coatings (STEP test)

GB/T 43102-2023 Metallic coatings - Determination of porosity of gold or palladium coatings using sulfite/sulfur dioxide vapor test

GB/T 9799-2011 Metallic coatings - Technical requirements for zinc electroplating coatings on steel and other substrates

GB/T 13913-2019 Technical Requirements and Test Methods for Nickel Electroplated Coatings on Metal Coatings

GB/T 13914-2019 Metallic Coatings - Technical Requirements and Test Methods for Cadmium Electroplated Coatings

GB/T 13915-2019 Technical Requirements and Test Methods for Copper Electroplated Coatings on Metal Coatings

GB/T 13916-2019 Technical Requirements and Test Methods for Chromium Electroplated Coatings on Metal Coatings

GB/T 12600-2023 Technical Conditions for Electroplated Coatings on Metal Coatings

GB/T 23909-2009 Technical Requirements and Test Methods for Metal Coatings on Plastics

GB/T 23910-2009 Aluminum and aluminum alloys - Determination of thickness of anodic oxidation film

Zhejiang Gangxin Testing Technology Co., Ltd.

was established in 2011. As a national high-tech enterprise recognized by the Zhejiang Provincial Higher People's Court as a judicial authentication institution for construction engineering quality, we specialize in structural performance testing and safety assessment of construction projects, special equipment, communication towers, electromagnetic environments, large bridges, and building safety appraisal.

The company has more than 100 professional and technical personnel, over 90% of whom hold various medium and senior technical certificates. Equipped with complete testing equipment worth over RMB 10 million, our business scope covers the whole country.