Metal materials refer to metal elements or materials with metal characteristics composed mainly of metal elements. Including pure metals, alloys, intermetallic compounds of metal materials, and special metal materials. Metal parts refer to various specifications and shapes of metal blocks, rods, tubes, etc. manufactured from metal materials. The laboratory undertakes national analysis and testing business, with laboratories located in various regions. Click on the online consultation for more details. The technical hotline is 185-0176-3637

Testing products: various metals, alloys, metal products, alloy products, and metal coatings; Light metals, heavy metals, deposited metals, non-ferrous metals, rare metals, precious metals, semi metals, etc; Various metal and alloy products such as steel, fasteners, cast iron, steel pipes, steel wire rods, welding materials, steel plate profiles, copper and aluminum materials, steel wire ropes, and various metal pendants

Metallographic inspection of testing items: macroscopic metallography, microscopic metallography, low magnification metallography; Failure analysis: fracture analysis, corrosion analysis, etc; Chemical properties: atmospheric corrosion, intergranular corrosion, salt spray corrosion, stress corrosion, pitting corrosion, corrosion fatigue, artificial atmosphere corrosion; Material identification: Material identification of various metals, alloys, and their products such as titanium alloy, steel, aluminum alloy, copper alloy, etc; Non destructive testing: X-ray non-destructive testing, electromagnetic ultrasonic testing, ultrasonic testing, eddy current testing, magnetic flux leakage testing, penetration testing, magnetic particle testing; Physical properties: magnetic properties, electrical properties, thermal properties, oxidation resistance, wear resistance, salt spray, corrosion, density, coefficient of thermal expansion, elastic modulus, Young's modulus E, and Poisson's ratio μ、 Hardness (Rockwell hardness, Brinell hardness, Vickers hardness, Leeb hardness, Vickers hardness, Knoop hardness); Mechanical properties: room temperature tensile test, high/low temperature tensile test, Young's modulus E, and Poisson's ratio μ、 R value, n value, room temperature compression test, bending test, repeated bending, bending strength, yield strength, fatigue, torsion, stress, stress relaxation, low-temperature impact, high-temperature impact, wear, hydraulic resistance, tensile creep test, corrosion tensile stress test, room temperature compression test, shear strength, pulse static pressure test, rotation and stress fatigue test, etc; Process performance: fine wire stretching, fracture inspection, repeated bending, bidirectional torsion, hydraulic test, expanding, bending, curling, flattening, ring expansion, ring stretching, microstructure, cupping test, metallographic analysis, etc; Other projects: Determination of diffusible hydrogen in deposited metal; Guaranteed load, wedge load, torque coefficient, tightening axial force, and anti slip coefficient of fasteners; Analysis of metal corrosion causes, grain size and microscopic grading, macrostructure, intergranular corrosion; Microstructure and high-temperature metallographic structure of high-temperature alloys; Determination of steel metallographic structure, inclusions, decarburization layer, microstructure content, etc; Coating quality, oxide layer thickness, decarburization layer depth, pitting corrosion, fracture elongation, etc. Metal special equipment testing: SEM, DES, fluorescence spectrometer, TEM, XRD, EBSD, etc