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Chinese Standard Classification
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GB/T 40344.4-2025 Vacuum technology - Standard methods for measuring vacuum-pump performance - Part 4: Turbomolecular vacuum pumps
Issued on: 2025-8-1 Price(USD): 195.0 |
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GB/T 45856-2025 Vacuum technology - Vacuum gauges - Specifications, calibration and measurement uncertainties for Pirani gauges
Issued on: 2025-8-1 Price(USD): 255.0 |
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GB/T 3163-2024 Vacuum technology—Vocabulary
Issued on: 2024-9-29 Price(USD): 1320.0 |
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GB/T 40344.3-2024 Vacuum technology—Standard methods for measuring vacuum pump performance—Part 3: Specific parameters for mechanical booster vacuum pumps
Issued on: 2024-4-25 Price(USD): 315.0 |
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GB/Z 42625-2023 Vacuum technology—Vacuum gauges—Characterization of quadrupole mass spectrometers for partial pressure measurement
Issued on: 2023-05-23 Price(USD): 375.0 |
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T/CGMA 0603-2021 Stability and environmental performance grades of magnetic levitation molecular pump
Issued on: Price(USD): 105.0 |
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GB/T 40344.2-2021 Vacuum technology—Standard methods for measuring vacuum-pump performance— Part 2:Positive displacement vacuum pumps
Issued on: 2021-08-20 Price(USD): 255.0 |
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GB/T 40344.1-2021 Vacuum technology—Standard methods for measuring vacuum-pump performance—Part 1:General description
Issued on: 2021-08-20 Price(USD): 375.0 |
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GB/T 40333-2021 Vacuum gauges—Definitions and specifications for quadrupole mass spectrometers
Issued on: 2021-05-21 Price(USD): 285.0 |
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GB/T 36176-2018 Vacuum technology--Vacuum leak testing method by helium mass spectrometer
Issued on: 2018-05-14 Price(USD): 250.0 |
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GB/T 35049-2018 Vacuum technology--Leak testing method by quadrupole mass spectrometer
Issued on: 2018-05-14 Price(USD): 370.0 |
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GB/T 6070-1995 Vacuum flanges
Issued on: 1995-04-02 Price(USD): 180.0 |
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QJ 2667-1994 Determination Method of Saturated Vapor Pressure of Vacuum Greese
Issued on: 1994-04-27 Price(USD): 120.0 |
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JB/T 10550-2006 Vacuum technology-Vacuum sintering furnace
Issued on: 2006-5-6 Price(USD): 150.0 |
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GB/T 4982-2003 Vacuum technology—Quick release couplings—Dimensions—Part 1:Clamped type
Issued on: 2003-11-25 Price(USD): 85.0 |
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JB/T 6446-2004 Vacuum valves
Issued on: 2004-10-20 Price(USD): 270.0 |
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JB/T 7462-2005 Hot cathode vacuum gauge head
Issued on: 2005-5-24 Price(USD): 224.0 |
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JB/T 10176-2000 Rotary flash dryer
Issued on: 2000-3-30 Price(USD): 100.0 |
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GB/T 19955.1-2005 Vapour vacuum pump—Measurement of performance characteristics—Part 1:Measurement of volume rate of flow(pumping speed)
Issued on: 2005-09-19 Price(USD): 100.0 |
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GB/T 25753.2-2010 Vacuum technology - Roots vacuum pump - Measurement of performance characteristics - Part 2:Measurement of compression ratio of the zero throughput
Issued on: 2010-12-23 Price(USD): 120.0 |
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