R&D areas and capabilities

The company has 9 laboratories including smelting and casting, chemical analysis, mechanical properties, heat treatment, microstructure analysis, physical properties, corrosion and protection, non-destructive testing, processing and forming, etc., which can systematically study the chemical composition, production process and performance of alloys. relationship between. The company adopts vacuum casting or semi-continuous casting process, and is equipped with professional equipment for extrusion, rolling, heat treatment and surface treatment, and can provide customers with a complete set of laboratory research, small Test, pilot test, analysis and testing and other series of technical services, technical consultation and other businesses.

Guided by the needs of national defense and military models, the company provides customers with the most complete material selection and weight reduction solutions, and can provide free samples for testing. Combining the lack of materials and application needs, the two parties jointly carry out joint research on technical problems, and continuously improve and perfect Performance. For a specific demand model, the two parties can jointly plan topics, cooperate in industrialized technology development (technological maturity level 7 or above), and jointly apply for major national, military, internal, provincial and municipal R&D projects.

R&D advantages:

A.Chemical composition design and optimized composition determine performance

• The influence of the atomic size, outer electron distribution, melting point, specific gravity and other physical and chemical properties of alloying elements; the influence on the formation of interstitial solid solution, replacement solid solution, and the crystal structure and distribution of compounds.
• Interaction of main elements, auxiliary elements and trace elements of alloys and their effects on alloy properties.

B.Reasonable preparation process Process determines quality

• Preparation methods of high-quality ingots (pieces): vacuum induction melting and casting, semi-continuous ingot casting, precision casting, etc., liquid die forging.
• Alloy purification and purification process.
• Grain refinement: external field refinement such as metamorphic treatment, rapid solidification, and electromagnetic stirring.
• Deformation strengthening: extrusion, rolling, forging, drawing, etc.

C.Multi-scale multi-phase strengthening is carried out from the macroscopic, microscopic and nanoscopic perspectives, and the desired structure is obtained by precise control, with uniform composition, small and uniform grains, dispersed distribution of the second phase and a large volume fraction.

D.Experienced and high-quality talents

Talent is the key, and high-tech products require high-quality talents. Highly educated R&D talents, experienced skilled personnel, and a team with reasonable configuration and efficient cooperation are the driving force for the sustainable development of the company.

E.Advanced analysis and testing military product quality assurance platform

• Photoelectric direct reading spectrometer for chemical composition analysis (with standard samples), inductively coupled plasma emission spectrometer (ICP-OES), atomic absorption spectrometer, visible/ultraviolet spectrophotometer fluorescence analyzer, carbon sulfur analyzer, nitrogen oxygen Analyzers, oxygen analyzers.
• Mechanical properties testing: hardness (Vickers, Brinell, Rockwell), room temperature tensile/compression (tensile/compressive strength, yield strength, elongation, modulus), high temperature tensile (<900℃), Low temperature tensile (≥196℃), high temperature creep/endurance test (<900℃), high and low temperature alternating test, impact test (fracture toughness).
• Physical properties: density, comprehensive thermal analysis DSC\DTA (melting point, phase transition point), electrical conductivity, thermal conductivity, thermal expansion coefficient, magnetic strength.
• Microstructure analysis: room temperature and high temperature metallographic (room temperature -1500 ℃) OM, scanning electron microscope SEM, transmission electron microscope TEM, crystal structure X-ray analysis XRD.
• Corrosion analysis: salt spray experiment, electrochemical workstation, surface weathering instrument, stress corrosion, thermogravimetric analysis TG/DTG (high temperature oxidation corrosion), film thickness measurement and analysis.

Laboratory platform

No	Name	Features
1	Melting and Casting Laboratory	Vacuum or non-vacuum smelting of non-ferrous alloys such as aluminum, magnesium, copper, lead, zinc, rare rare earth and metal Experimental research on mold, water-cooled semi-continuous, sand mold, investment casting, etc.
2	Chemical Analysis Laboratory	The composition of various metal elements and non-metal elements in non-ferrous alloys such as aluminum, magnesium, copper, lead, zinc, etc. Analysis test.
3	Microstructural Analysis Laboratory	Equipped with metallographic microscope, electron scanning electron microscope, transmission electron microscope, X-ray and other equipment, can observe and magnify 50 It can analyze the alloy material from the macroscopic to the atomic level microscopically visible to the naked eye, and determine the microstructure of the alloy material by X-ray diffraction, energy spectrum analysis, diffraction spots, etc. Morphology and phase structure and phase composition.
4	Physical Properties Laboratory	It has a variety of material physical properties testing methods, which can test the thermodynamic properties, electrical properties, magnetic properties of materials. chemical properties, wear resistance, surface roughness and film thickness.
5	Mechanical Properties Laboratory	It can stretch and compress aluminum, magnesium, copper, lead, zinc and other non-ferrous alloy materials at room temperature, high temperature and low temperature Strength, elongation, hardness, creep and permanent strength are tested.
6	Corrosion and Protection Laboratory	Research on surface corrosion and protection of non-ferrous alloys such as aluminum and magnesium. The work mainly includes alloy corrosion behavior and mechanism research, passivation, anodizing, micro-arc oxidation, electrophoresis, electroless plating, and plasma spraying of aluminum and magnesium alloys. Research on processing technology such as spray painting.
7	Nondestructive Testing Laboratory	With ultrasonic, X-ray, magnetic particle infiltration and other means, it can detect ferrous and non-ferrous metal forgings and castings Welded and machined surface and internal defects (cracks, cold partitions, inclusions, porosity, folds, pores, etc.)
8	Heat treatment laboratory	Non-ferrous alloy materials such as aluminum, magnesium, copper, lead, and zinc can be subjected to heat treatment such as solid solution, homogenization annealing, recrystallization annealing and artificial aging.
9	Alloy Processing and Forming Laboratory	Rolling, extrusion, drawing and forging processing experiments of non-ferrous alloys.

Plasma spectrometer	Atomic Absorption Spectrometer	Photoelectric direct reading spectrometer	scanning electron microscope	transmission electron microscope
metallographic microscope	Electronic universal testing machine	Hardness Tester