Metals and alloys like cast iron, aluminium, steel, stainless steel and other alloys are mainstay of industrial manufacturing. Metals and alloys testing are of main three types i.e., chemical testing, mechanical testing and surface defect testing. However, other tests are also done per requirement and suitability.
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Introduction to Metals and Alloys Testing
The malleability, ductility, strength, and temperature performance of metals and alloys make them especially suitable for structural and load-bearing applications. Engineers and scientists are working to create metals, alloys, and composites that are strong, light, long-lasting, and corrosion-resistant. These ferrous and non-ferrous metals and alloys are tested for their mechanical properties, chemical composition and metallographic properties. Other tests such as precision dimensional monitoring, nondestructive testing, fatigue testing, S-N curve, corrosion resistance testing, and environmental simulation tests are also done to ensure their quality and usability.
Types of Metals and Alloys Testing
Analysis of Chemical Composition-
Elemental analysis
Wet chemistry
Identification of alloys and materials
Mechanical Testing and Evaluation-
Elevated temperature testing
Hardness testing
Impact testing (Charpy impact testing)
Tensile testing
Bend testing
Fracture toughness
Stress rupture testing
Fastener testing
Fatigue Crack Growth
High-Cycle Fatigue
Hydrogen Embrittlement
Weld testing
Nondestructive Testing-
Eddy Current Testing
Radiographic Testing (X-ray inspection)
Magnetic Particle Inspection (MPI)
Ultrasonic Testing
Liquid Penetrant Testing (ECT)
Visual inspection
Corrosion Resistance Analysis-
Intergranular Corrosion Testing (ASTM A262)
Corrosion Resistance Testing (ASTM G48)
Corrosion Testing (ASTM A923)
Salt Spray/Salt Fog testing (ASTM B117)
Humidity Testing
Passivation Testing
Testing for corrosion in crevices
Electrochemical and galvanic corrosion
Intergranular corrosion (IGC)
Pitting corrosion
Metallurgical Testing-
Microscopic, macroscopic, and microhardness examination
Grain Size (ASTM E112)
Macro-etch (ASTM E340)
Grain Flow
Surface Condition
Microhardness (Knoop & Vickers)
Intergranular Attack & Oxidation
Alpha Case
Intergranular Corrosion (ASTM A262)
Sensitization
Nodularity/Nodule Count
Eutectic Melting
Surface Contamination
Case Depth
Profiles
Weld Qualification
Inclusion Rating (ASTM E45)
Plating Thickness
Carbide Precipitation
Ferrite by Point Count (ASTM E562)
Spectroscopic Analysis-
Spectroscopy (ICP-AES, ICP-MS, AES)
Scanning Energy Dispersive Scanning/Electron Microscopy (SEM/EDS)
X-ray spectrometry
Infrared Fourier Transform Spectroscopy (FTIR)
Failure Analysis-
SEM/EDS
Metals and alloys testing evaluates the quality and performance levels of raw materials and product samples according to industry standards, specifications and customer requirements. All types of ferrous and nonferrous metals and alloys, including precious metals and powdered metals and products made with them need to be tested before they are declared suitable for industrial household usage.
MaTestLab Inc. offers accessible, quick, and affordable material testing, product testing, and failure analysis services. We support your on-demand testing and expert consultation needs with the help of our extensive network of material testing laboratories situated in the US and other parts of the world.
MATERIAL TESTING
We offer destructive and non-destructive tests over a range of mechanical, electrical, chemical, thermal, optical, corrosion, radiation, and biological testing methodologies defined by ASTM, ISO and other organizations.
PRODUCT TESTING
We help you evaluate and ensure your product quality and performance with standard and custom-made testing solutions. All the tests are done at well-equipped testing laboratories using standard testing methods for best output and satisfaction.
FAILURE ANALYSIS
Failure analysis ensures high levels of quality in every manufacturing process. We help you with getting the best failure or root cause analysis to determine the cause of the failure. The results help you identify means to prevent failure recurrences.