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Quality Control

Quality Control
  • Casting/Forging Inspection
    Material Inspection

    Chemical composition analysis

    Material element assessment

    Material hardness analysis

    Tensile impact assessment

    Microscopic metal research

    Corrosion resistance assessment

  • Quality Assessment
    Quality Assessment

    Design verification check

    Routine assessment





  • Process Inspection
    Process Quality Verification

    Mechanical property evaluation

    Operating conditions simulation test

    Pipeline impact check

    Sealing surface check

    Instant leak assessment

    Stress assessment

  • Product Testing
    Final Inspection

    Product appearance inspection

    Product identification verification

    Package quality check




Inspection & testing
Assessment and Testing Tools
  • Condition Simulation Test
  • Condition Simulation Test
  • Corrosion Test
  • Design Verification Test
  • Fugitive Leakage Test
  • Material Elemental Analysis
  • Material Hardness Test
NAFA Test

South Valve has established a consistent and very strict quality inspection team from raw material production to final product assembly. Our company has its own physical and chemical laboratory, the use of professional instruments for testing, from the source material composition, hardness and other aspects of the test, to ensure that each valve is a high-quality product. Through the introduction of new technology, the entire production process can be visualized, and customers can track the production progress of products online through the visualization software independently developed by our company.