Metal and Polymer Materials Analysis
Service Introduction
GRGT has the capabilities to provide customized services for customers' product types, production processes and failure phenomena. With many years of experience in metal routine performance test, electrochemical corrosion, metal and non-metal component analysis, polymer material routine performance testing, fracture analysis and other fields, the quality problems would be solved in a short time for customers.
Service Scope
Polymer material manufacturers, metal material manufacturers, auto parts, precision parts, mold manufacturing, casting and forging welding, heat treatment, surface protection and other metal-related products
Service Standards
● GB/T 228.1 Tensile test of metallic materials - Part 1: Test method at room temperature
● GB/T 230.1 Rockwell hardness test for metallic materials - Part 1: Test method
● GB/T 4340.1 Vickers hardness test for metallic materials - Part 1: Test method
● GB/T 13298 Metal microstructure test method
● GB/T 6462 Metal and oxide coatings - Thickness measurement - Microscopy
● GB/T17359 General Rules for Quantitative Analysis of Electron Probe and Scanning Electron Microscope X-ray Energy Spectroscopy
● JY/T0584 General Rules for Scanning Electron Microscopy Analysis Methods
● GB/T6040 General Rules for Infrared Spectroscopy Analysis Methods
● GB/T 13464 Thermal Analysis Test Method for Thermal Stability of Substances
● GB/T19466.2 Differential scanning calorimetry (DSC) for plastics Part 2:Determination of glass transition temperature
Service Items
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Service type |
Service items |
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Mechanical properties of metal/polymer materials |
Tensile performance, bending performance, impact, fatigue, compression, shear, welding test, non-standard mechanics |
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Metallographic analysis |
Microstructure, grain size, non-metallic inclusions, phase composition content, macroscopic inspection, hardened layer depth, etc. |
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Metal composition test |
Steel, aluminum alloy, copper alloy (OES/ICP/wet titration/energy spectrum analysis), etc. |
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Hardness Testing |
Brinell, Rockwell, Vickers, microhardness |
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micro analysis |
Fracture analysis, microscopic morphology, foreign matter energy spectrum analysis |
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Coating test |
Coating thickness-coulomb method, coating thickness-metallographic method, coating thickness-electron microscope method, coating thickness-X-ray method, galvanized layer quality (weight), coating composition analysis (energy spectrum method), adhesion, salt spray corrosion resistance, etc. |
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Material Composition Analysis |
Fourier transform infrared spectroscopy (FTIR), gas chromatography-mass spectrometry (SEM/EDS), pyrolysis gas chromatography-mass spectrometry (PGC-MS), etc. |
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Material Consistency Analysis |
Differential Scanning Calorimetry (DSC), Thermogravimetric Analysis (TGA), Fourier Transform Infrared Spectroscopy (FTIR), etc. |
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Thermal Performance Analysis |
Melt index (MFR, MVR), thermomechanical analysis (TMA) |
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Failure Reproduction/Verification |
In-house approach, as the case may be |
