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GB/T9251-2021 External Water Pressure Testing Machine

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November 18, 2025
Category Connection: Industrieel Automatiseringsmateriaal
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Tags:
#Trilling het Testen Materiaal #Vervaardiging van elektrische apparatuur #Constant Temperature And Humidity Incubator
Brief: In this video, we showcase the GB/T9251-2021 External Water Pressure Testing Machine, a high-precision device designed for conducting hydrostatic tests on high-pressure gas cylinders. Watch as we demonstrate its automated testing process, from weighing to pressure application, and learn how it measures volumetric residual deformation rates to ensure cylinder safety.
Related Product Features:
  • Automated testing process controlled by an industrial control computer for precise measurements.
  • Conforms to GB/T9251-2021 standards for hydrostatic pressure testing of gas cylinders.
  • Measures volumetric residual deformation rate to ensure cylinder safety.
  • Applicable to various types and specifications of high-pressure gas cylinders.
  • Features a specially designed water jacket for accurate deformation measurement.
  • High-pressure pump for pressurizing test bottles to set levels.
  • Automated pressure-holding state for conducting pressure resistance tests.
  • Water volume collection system transmits data to the industrial control computer.
FAQ's:
  • What standards does the GB/T9251-2021 External Water Pressure Testing Machine comply with?
    The machine is designed and manufactured in accordance with GB/T9251-2021 'Test Method for Hydraulic Pressure of Gas Cylinders', ensuring compliance with industry standards for safety and performance.
  • How does the machine measure the volumetric residual deformation rate?
    The machine places the test bottle in a water jacket, pressurizes it, and measures the water displaced due to deformation. The residual water volume after depressurization indicates the volumetric residual deformation rate.
  • What types of gas cylinders can be tested with this machine?
    The machine is suitable for various types and specifications of high-pressure gas cylinders, including compressed natural gas cylinders, making it versatile for regular inspections.
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