Yiwu Yanyu Pet Technology Limited

As a supplier of various scientific research and industrial application new materials, our company not only has rich experience in selecting more suitable materials, but also provides rare non-ferrous metals and precious metal products of various purity and specifications, as well as complex and diverse alloy products with high difficulty.

1, Customized production services:

1. Special shaped products for precision machining, cutting, turning, rolling, drilling, grinding, and milling;

2. Forming, bending, and shaping of irregular shaped products;

3. Coating products with a specific thickness of coating on almost any metal or polymer material;

4. Products with special surface treatment, mechanical high-precision polishing, and chemical high-precision polishing.

2, Outsourced processing services:

1. Precision machining: CNC turning, grinding, planing, milling, wire cutting, cold and hot rolling, 3D printing and forming;

2. Preparation of special alloys: High vacuum magnetic levitation melting, electron beam melting, arc melting ultra-high frequency melting;

3. Special ceramic sintering: Vacuum hot pressing sintering, cold isostatic pressing sintering, hot isostatic pressing sintering, vacuum sintering;

4. Sample preparation: Cutting, embedding, grinding, polishing, spraying, corrosion, etc. Of the sample.

3, Testing services:

Chemical composition analysis, organizational structure analysis, performance testing, surface testing, non-destructive testing, failure detection.

Chemical composition analysis: (detecting the types of elements, most elements in the periodic table (except for inert gases and elements that cannot exist stably in nature), detecting the content range of constant (main) elements, trace elements, trace and ultra trace elements analysis; The distribution of element content in materials and the distribution of micro components; The form and valence state of elements

Testing methods: Chemical analysis method: Gravimetric method, volumetric method, photometric method

Instrument analysis methods: ICP-AES, ICP-MS, GDMS, AAS, AFS, XRF, gas analysis)

Organizational structure analysis

Metallographic analysis: Porosity and amorphous carbon of hard alloys, grain refinement ability of alloy wire materials, coating thickness measurement, alloy grain size and high/low magnification metallographic examination, oxygen free copper content (hydrogen embrittlement experiment of copper), non-metallic inclusions and intergranular corrosion in alloys, brass resistance to zinc removal, number and thickness of aluminum foil pinholes, etc

Scanning electron microscopy analysis: Fracture analysis, observation of sample surface morphology, analysis of micro components (including points, lines, and surfaces), layer thickness, EBSD analysis, etc

Transmission electron microscopy analysis: Sample light and dark field morphology images, electron diffraction images, high-resolution images, micro area composition analysis (including points, lines, planes), high angle annular dark field images, in situ heating or freezing experimental observations, etc

Electron microscopy sample preparation: Scanning electron microscopy sample preparation (electron microscopy sample preparation, powder dispersion sample preparation, carbon spraying, gold spraying), EBSD sample preparation, transmission electron microscopy sample preparation (grinding sample, ion thinning, electrolytic double spraying, cross-sectional sample preparation, powder sample dispersion sample preparation, extraction replication, etc. )