Leak Testing and Vacuum Technology | LeakLab
Leak Testing & Vacuum Engineering
mail@leaklab.org
Company
  • Partners
  • Careers
  • Project Enquiries
Catalog
  • Books
  • Leak Detectors
    Leak Detectors
    • Leak-Test Systems
    • Portable Helium Leak Detectors
    • Pressure-Change Leak-Test Instruments
    • Helium Mass-Spectrometer Leak Detectors
  • Vacuum Components
    Vacuum Components
    • Gas-Filling Stands for Testing
    • KYKY Vacuum Gate Valves
    • Vacuum Bellows
    • Vacuum Test Chambers
    • Vacuum Valves
  • Vacuum Pumps
    Vacuum Pumps
    • Atmosphere-to-High-Vacuum Dry Pumps
    • High-Vacuum Pumping Stations
    • Ion Pumps
    • KYKY RV Rotary-Vane Pumps
    • Roots Booster Pumps
    • Screw Vacuum Pumps
    • Tank Evacuation Systems
    • Turbomolecular Pumps
  • Helium Reference Leaks
    Helium Reference Leaks
    • Capillary Helium Reference Leaks
    • Gelit Reference Leaks
    • Reference Leaks for Pfeiffer and Adixen ASM Detectors
  • Scanning Electron Microscopes
    Scanning Electron Microscopes
  • Gas Flow Meters
    Gas Flow Meters
  • Vacuum Gauges
    Vacuum Gauges
    • ASAIR Vacuum Gauges
    • CBVAC Vacuum Gauges
    • KYKY Vacuum Gauges
    • Meradat VIT Vacuum Gauges
    • Quadrupole Mass Spectrometers
    • Vacuum Gauges for Cryogenic Vessels
  • Leak-Detector Accessories
    Leak-Detector Accessories
    • Leak-Detector Spare Parts
    • Vacuum-System Filters and Traps
Services
  • Leak Testing
    • Air pressure-decay testing of tanks and vessels
    • Leak testing under GOST, OST, ISO and ASTM
    • Helium hood leak testing under ASTM E1603/E1603M
    • Chamber leak testing under ASTM E493/E493M
    • Helium sniffer testing under ASTM E499/E499M
    • Helium spray testing under ASTM E498/E498M
    • Packaging leak testing under GOST 34760-2021
    • Leak-test metrology: ISO 20486 and ISO 3530
    • Developing helium and vacuum test programmes
    • Valve-seat leak tightness under GOST 9544-2015
    • Tracer-gas leak testing under ISO 20485
    • Vacuum leak testing under GOST R 53177-2008
    • Helium Leak Testing to OST 92-1527-89
    • Leak Testing to GOST 24054-80
    • Leak Testing to NP-105-18
    • Leak Testing for Rosatom Projects to NP-089-15
    • Container Leak Testing to GOST R 51827-2001
    • Leak-Tightness Testing to NP-089-14
    • Pipeline-Valve Leak Testing to GOST 9544-2005
    • Leak Testing of GRP Pipes and Fittings to GOST R 55070-2012
    • Vacuum Leak Testing to GOST ISO 13056-2025
    • Leak Testing of Mechanical Joints in Plastic Piping to GOST ISO 3459-2024
    • Power-Transformer Tank Leak Testing to GOST R 55015-2012
    • Power-Transformer Tank Leak Testing to GOST 3484.5-88
    • Leak Testing of Vessels, Equipment, and Connections to RD 26.260.011-99
    • Leak Testing to OST 26-11-14-88
    • Heat-Exchanger Leak Testing
    • Leak Testing to GOST 25804.7-83
    • Leak Testing to GOST 20.57.406-81
    • Leak-Testing Laboratory Services
    • Hydrogen Refuelling-Station Leak Testing to GOST R 55226-2012
    • Leak Testing to GOST 32569-2013
    • Leak Testing to OST 11 0808-92
    • Mass-Spectrometer Leak Testing to GOST 28517-90
    • Leak Testing to OST 26.260.14-2001
    • Leak Testing to OST 5R.0170-81
    • Leak Testing to GOST 28210-89
    • Leak Testing to PNAE G-7-019-89
    • Helium Spray Leak Testing
    • Vacuum-Chamber Leak Testing
    • Probe-Method Leak Testing
    • Electronic-Module Leak Testing
    • Leak Testing of packaging at low pressure during air travel
    • Leak Testing for Rosatom Projects to GOST R 50.05.11-2018
    • Leak Testing and Leak Location with a Leak Detector
    • Underground Pipe Leak Location
    • Cryogenic leak testing
    • Pressure-Decay Leak Testing
  • Software, Equipment and Documentation Development
    • Assembly of industrial pneumatics systems
    • Programming of industrial controllers
  • Ultrasonic Testing
    • Ultrasonic Testing of Calcium-Silicate Bricks and Units to GOST 24332-88
    • Ultrasonic Testing of Refractory Concrete Products to GOST 24830-81
    • Reference Blocks for Ultrasonic Testing of Aluminium-Alloy Products to GOST 21397-81
    • Ultrasonic Testing to GOST 26266-90
    • Ultrasonic Thickness-Gauge Testing to GOST R 55614-2013
    • Ultrasonic Testing of Brazed Joints to GOST 26126-84
    • Ultrasonic Testing of Round and Rectangular Bars and Billets to GOST 21120-75
    • Ultrasonic Testing of Multilayer Plain Bearings to GOST R ISO 4386-1-94
    • Ultrasonic Testing of Concrete Strength to GOST 17624-87
    • Ultrasonic Thickness Measurement of Pressure Steel Pipes to GOST R ISO 10543-99
    • Ultrasonic Integrity Testing of Pressure Steel Pipes to GOST R ISO 10332-99
    • Ultrasonic Lamination Testing of Steel Pipes to GOST R ISO 10124-99
    • Ultrasonic Testing of Seamless Metal Pipes to GOST 17410-78
    • Ultrasonic Testing of Ferrous and Non-Ferrous Forgings to OST 24507-80
    • Ultrasonic Testing of Reinforcing-Bar Butt Welds to GOST 23858-2019
    • Ultrasonic Testing of Heavy Plate to GOST 28831-90
    • Ultrasonic Testing of Welded Joints to GOST R ISO 17640-2016
    • Ultrasonic Testing of Welded Joints to GOST R 55724-2013
    • Ultrasonic Testing of Railway Rails to GOST 18576-96
    • Ultrasonic Testing of Rolled Sheet to GOST 22727-88
    • Coating-Thickness Measurement to GOST 27750-88
    • Ultrasonic Thickness Measurement to GOST R ISO 16809-2015
    • Ultrasonic Testing to GOST R 50.05.03-2022
    • Ultrasonic Testing to GOST R 50.05.02-2022
    • Ultrasonic Testing to GOST R 50.05.04-2022
  • Pressure Measurement and Vacuum Generation
    • Testing materials for gas permeability ASTM D1434-82, TSO-C69c, GOST R 54615-2011 by differential pressure method
    • Rental of vacuum pumps
    • Vacuum Measurement in Cryogenic-Tank Insulation
    • Vacuum pressure measurement
    • Vacuum Pump-Down Service
  • Vacuum Equipment Service
    • Replacement Leak Detector with Current Metrological Verification
    • Manufacture of seals for vacuum chambers
    • Cryogenic-Tank Vacuum Insulation Restoration
    • Maintenance of leak detectors
    • Vacuum Gauge Setup and Repair
    • Service contract for vacuum equipment
  • Vacuum and Process-System Audits
    • Qualification of Leak-Test Systems to GOST R 8.568-2017
    • Audit of vacuum installations
Training
  • Advanced Vacuum Equipment Training
    • Vacuum Technology and Leak Testing Training, 9–11 December 2026
    • Leak Detector Instruction, Vacuum Pump Commissioning, and Individual Leak-Test Training
  • Operating Manuals
    • CBVAC turbomolecular vacuum pumps of the JFB series: operating manual
    • STFJ-1600S Vacuum Pumping System: Operating Guide
    • Instructions for maintenance of helium leak detector ASM 142 and ASM 142 S
    • Helium leak detector ASM142. Operating manual.
    • ULVAC MBS-053 Roots Booster Vacuum Pump: Operating Guide
    • Helium leak detectors NHJ 400, NHJ 600, NHJ 800 – operating manual
    • ASM 1002 Helium Leak Detector: Operating Guide
    • ZQJ-LeakLab-3300 Helium Mass-Spectrometer Leak Detector: Operating Guide
    • 8141 Vacuum Relief Valve: Operating Guide
    • PTI-10 leak detector. Operating manual.
    • ASM 310 Leak Detector: Maintenance Guide
    • LeakLab Manotest Pneumatic Leak Tester: Operating Guide
    • CBVAC SSH20 Oil-Free Vacuum Pump: Operating Guide
    • CBVAC Capacitance-Diaphragm Vacuum Gauges
    • Teledyne Hastings HPM 4/5/6 Vacuum Gauge: Operating Guide
    • AGP4000 Wide-Range Vacuum Gauge: Operating Guide
    • ASAIR AGP21 Capacitance-Diaphragm Vacuum Gauge, AGP2100–AGP2113: Operating Guide
    • AGP Pirani Vacuum Gauge, 1×10⁵–1 Pa, ±5%: Operating Guide
    • KYKY CXF Magnetically Levitated Turbomolecular Pump: Operating Guide
    • Examples of the use of scanning electron microscopes
    • Scanning electron microscopes KYKY-EM6900. Examples of images
    • Scanning electron microscopes KYKY EM-8000. Examples of images.
    • ASM 340 Leak Detector: Operating Guide
    • ASM 340 Leak Detector: Maintenance Guide
    • KYKY ion pump controller. Operating manual
    • KYKY Sputter-Ion Pumps: Operating Guide
    • Compact turbomolecular pumps KYKY FF with built-in controller. Operating manual
    • TI1-50 leak detector. Operating manual
    • ZQJ Helium Mass-Spectrometer Leak Detector: Operating Guide
  • Vacuum Technology Reference Material
    • LeakLab Vacuum Fittings and Connections
    • KF Connection Standards for Vacuum Systems
    • Cookie Policy
    • Privacy Policy
    • Selecting a Leak-Test Method and Leak-Tightness Class under GOST R 50.05.01-2018
    • High vacuum pumps
    • Pressure-Decay Leak Testing: Engineering Principles
    • Leak Testing of Components
    • Leak Testing: Leak Physics, Inspection Methods, and Industrial Practice
    • Leak Testing to GOST 28210-89 (IEC 68-2-17): From Bubble Methods to Mass Spectrometry
    • Leak-Testing Laboratory Practice: LeakLab Experience
    • Multilevel Leak-Testing System for Pressure Vessels and Equipment
    • Selection of vacuum equipment for chemical processes
    • EN 473:2008 — Qualification and Certification of NDT Personnel
    • How to Calibrate the AGILENT HLD MR15
    • Five Product Leak-Tightness Classes
    • Allowable Leak-Rate Threshold
    • Leak-Testing Service
    • Rejection Thresholds and Leak-Tightness Requirements
    • No System Is Absolutely Leak-Tight
    • Relationship Between Defect Size and Leak Rate
    • Vacuum Pressure Units
    • Leak-Rate Units
  • Books
    • The Book "Leak Testing" — 2025 Edition, 239 Pages
Resources
  • Special Offers
  • News
  • Articles
  • Opportunities
    • Processing
    • Buttons
    • Icons
    • Elements
  • Questions and Answers
  • Reviews
Contacts
    Leak Testing and Vacuum Technology | LeakLab
    Company
    • Partners
    • Careers
    • Project Enquiries
    Catalog
    • Books
    • Leak Detectors
      Leak Detectors
      • Leak-Test Systems
      • Portable Helium Leak Detectors
      • Pressure-Change Leak-Test Instruments
      • Helium Mass-Spectrometer Leak Detectors
    • Vacuum Components
      Vacuum Components
      • Gas-Filling Stands for Testing
      • KYKY Vacuum Gate Valves
      • Vacuum Bellows
      • Vacuum Test Chambers
      • Vacuum Valves
    • Vacuum Pumps
      Vacuum Pumps
      • Atmosphere-to-High-Vacuum Dry Pumps
      • High-Vacuum Pumping Stations
      • Ion Pumps
      • KYKY RV Rotary-Vane Pumps
      • Roots Booster Pumps
      • Screw Vacuum Pumps
      • Tank Evacuation Systems
      • Turbomolecular Pumps
    • Helium Reference Leaks
      Helium Reference Leaks
      • Capillary Helium Reference Leaks
      • Gelit Reference Leaks
      • Reference Leaks for Pfeiffer and Adixen ASM Detectors
    • Scanning Electron Microscopes
      Scanning Electron Microscopes
    • Gas Flow Meters
      Gas Flow Meters
    • Vacuum Gauges
      Vacuum Gauges
      • ASAIR Vacuum Gauges
      • CBVAC Vacuum Gauges
      • KYKY Vacuum Gauges
      • Meradat VIT Vacuum Gauges
      • Quadrupole Mass Spectrometers
      • Vacuum Gauges for Cryogenic Vessels
    • Leak-Detector Accessories
      Leak-Detector Accessories
      • Leak-Detector Spare Parts
      • Vacuum-System Filters and Traps
    Services
    • Leak Testing
      • Air pressure-decay testing of tanks and vessels
      • Leak testing under GOST, OST, ISO and ASTM
      • Helium hood leak testing under ASTM E1603/E1603M
      • Chamber leak testing under ASTM E493/E493M
      • Helium sniffer testing under ASTM E499/E499M
      • Helium spray testing under ASTM E498/E498M
      • Packaging leak testing under GOST 34760-2021
      • Leak-test metrology: ISO 20486 and ISO 3530
      • Developing helium and vacuum test programmes
      • Valve-seat leak tightness under GOST 9544-2015
      • Tracer-gas leak testing under ISO 20485
      • Vacuum leak testing under GOST R 53177-2008
      • Helium Leak Testing to OST 92-1527-89
      • Leak Testing to GOST 24054-80
      • Leak Testing to NP-105-18
      • Leak Testing for Rosatom Projects to NP-089-15
      • Container Leak Testing to GOST R 51827-2001
      • Leak-Tightness Testing to NP-089-14
      • Pipeline-Valve Leak Testing to GOST 9544-2005
      • Leak Testing of GRP Pipes and Fittings to GOST R 55070-2012
      • Vacuum Leak Testing to GOST ISO 13056-2025
      • Leak Testing of Mechanical Joints in Plastic Piping to GOST ISO 3459-2024
      • Power-Transformer Tank Leak Testing to GOST R 55015-2012
      • Power-Transformer Tank Leak Testing to GOST 3484.5-88
      • Leak Testing of Vessels, Equipment, and Connections to RD 26.260.011-99
      • Leak Testing to OST 26-11-14-88
      • Heat-Exchanger Leak Testing
      • Leak Testing to GOST 25804.7-83
      • Leak Testing to GOST 20.57.406-81
      • Leak-Testing Laboratory Services
      • Hydrogen Refuelling-Station Leak Testing to GOST R 55226-2012
      • Leak Testing to GOST 32569-2013
      • Leak Testing to OST 11 0808-92
      • Mass-Spectrometer Leak Testing to GOST 28517-90
      • Leak Testing to OST 26.260.14-2001
      • Leak Testing to OST 5R.0170-81
      • Leak Testing to GOST 28210-89
      • Leak Testing to PNAE G-7-019-89
      • Helium Spray Leak Testing
      • Vacuum-Chamber Leak Testing
      • Probe-Method Leak Testing
      • Electronic-Module Leak Testing
      • Leak Testing of packaging at low pressure during air travel
      • Leak Testing for Rosatom Projects to GOST R 50.05.11-2018
      • Leak Testing and Leak Location with a Leak Detector
      • Underground Pipe Leak Location
      • Cryogenic leak testing
      • Pressure-Decay Leak Testing
    • Software, Equipment and Documentation Development
      • Assembly of industrial pneumatics systems
      • Programming of industrial controllers
    • Ultrasonic Testing
      • Ultrasonic Testing of Calcium-Silicate Bricks and Units to GOST 24332-88
      • Ultrasonic Testing of Refractory Concrete Products to GOST 24830-81
      • Reference Blocks for Ultrasonic Testing of Aluminium-Alloy Products to GOST 21397-81
      • Ultrasonic Testing to GOST 26266-90
      • Ultrasonic Thickness-Gauge Testing to GOST R 55614-2013
      • Ultrasonic Testing of Brazed Joints to GOST 26126-84
      • Ultrasonic Testing of Round and Rectangular Bars and Billets to GOST 21120-75
      • Ultrasonic Testing of Multilayer Plain Bearings to GOST R ISO 4386-1-94
      • Ultrasonic Testing of Concrete Strength to GOST 17624-87
      • Ultrasonic Thickness Measurement of Pressure Steel Pipes to GOST R ISO 10543-99
      • Ultrasonic Integrity Testing of Pressure Steel Pipes to GOST R ISO 10332-99
      • Ultrasonic Lamination Testing of Steel Pipes to GOST R ISO 10124-99
      • Ultrasonic Testing of Seamless Metal Pipes to GOST 17410-78
      • Ultrasonic Testing of Ferrous and Non-Ferrous Forgings to OST 24507-80
      • Ultrasonic Testing of Reinforcing-Bar Butt Welds to GOST 23858-2019
      • Ultrasonic Testing of Heavy Plate to GOST 28831-90
      • Ultrasonic Testing of Welded Joints to GOST R ISO 17640-2016
      • Ultrasonic Testing of Welded Joints to GOST R 55724-2013
      • Ultrasonic Testing of Railway Rails to GOST 18576-96
      • Ultrasonic Testing of Rolled Sheet to GOST 22727-88
      • Coating-Thickness Measurement to GOST 27750-88
      • Ultrasonic Thickness Measurement to GOST R ISO 16809-2015
      • Ultrasonic Testing to GOST R 50.05.03-2022
      • Ultrasonic Testing to GOST R 50.05.02-2022
      • Ultrasonic Testing to GOST R 50.05.04-2022
    • Pressure Measurement and Vacuum Generation
      • Testing materials for gas permeability ASTM D1434-82, TSO-C69c, GOST R 54615-2011 by differential pressure method
      • Rental of vacuum pumps
      • Vacuum Measurement in Cryogenic-Tank Insulation
      • Vacuum pressure measurement
      • Vacuum Pump-Down Service
    • Vacuum Equipment Service
      • Replacement Leak Detector with Current Metrological Verification
      • Manufacture of seals for vacuum chambers
      • Cryogenic-Tank Vacuum Insulation Restoration
      • Maintenance of leak detectors
      • Vacuum Gauge Setup and Repair
      • Service contract for vacuum equipment
    • Vacuum and Process-System Audits
      • Qualification of Leak-Test Systems to GOST R 8.568-2017
      • Audit of vacuum installations
    Training
    • Advanced Vacuum Equipment Training
      • Vacuum Technology and Leak Testing Training, 9–11 December 2026
      • Leak Detector Instruction, Vacuum Pump Commissioning, and Individual Leak-Test Training
    • Operating Manuals
      • CBVAC turbomolecular vacuum pumps of the JFB series: operating manual
      • STFJ-1600S Vacuum Pumping System: Operating Guide
      • Instructions for maintenance of helium leak detector ASM 142 and ASM 142 S
      • Helium leak detector ASM142. Operating manual.
      • ULVAC MBS-053 Roots Booster Vacuum Pump: Operating Guide
      • Helium leak detectors NHJ 400, NHJ 600, NHJ 800 – operating manual
      • ASM 1002 Helium Leak Detector: Operating Guide
      • ZQJ-LeakLab-3300 Helium Mass-Spectrometer Leak Detector: Operating Guide
      • 8141 Vacuum Relief Valve: Operating Guide
      • PTI-10 leak detector. Operating manual.
      • ASM 310 Leak Detector: Maintenance Guide
      • LeakLab Manotest Pneumatic Leak Tester: Operating Guide
      • CBVAC SSH20 Oil-Free Vacuum Pump: Operating Guide
      • CBVAC Capacitance-Diaphragm Vacuum Gauges
      • Teledyne Hastings HPM 4/5/6 Vacuum Gauge: Operating Guide
      • AGP4000 Wide-Range Vacuum Gauge: Operating Guide
      • ASAIR AGP21 Capacitance-Diaphragm Vacuum Gauge, AGP2100–AGP2113: Operating Guide
      • AGP Pirani Vacuum Gauge, 1×10⁵–1 Pa, ±5%: Operating Guide
      • KYKY CXF Magnetically Levitated Turbomolecular Pump: Operating Guide
      • Examples of the use of scanning electron microscopes
      • Scanning electron microscopes KYKY-EM6900. Examples of images
      • Scanning electron microscopes KYKY EM-8000. Examples of images.
      • ASM 340 Leak Detector: Operating Guide
      • ASM 340 Leak Detector: Maintenance Guide
      • KYKY ion pump controller. Operating manual
      • KYKY Sputter-Ion Pumps: Operating Guide
      • Compact turbomolecular pumps KYKY FF with built-in controller. Operating manual
      • TI1-50 leak detector. Operating manual
      • ZQJ Helium Mass-Spectrometer Leak Detector: Operating Guide
    • Vacuum Technology Reference Material
      • LeakLab Vacuum Fittings and Connections
      • KF Connection Standards for Vacuum Systems
      • Cookie Policy
      • Privacy Policy
      • Selecting a Leak-Test Method and Leak-Tightness Class under GOST R 50.05.01-2018
      • High vacuum pumps
      • Pressure-Decay Leak Testing: Engineering Principles
      • Leak Testing of Components
      • Leak Testing: Leak Physics, Inspection Methods, and Industrial Practice
      • Leak Testing to GOST 28210-89 (IEC 68-2-17): From Bubble Methods to Mass Spectrometry
      • Leak-Testing Laboratory Practice: LeakLab Experience
      • Multilevel Leak-Testing System for Pressure Vessels and Equipment
      • Selection of vacuum equipment for chemical processes
      • EN 473:2008 — Qualification and Certification of NDT Personnel
      • How to Calibrate the AGILENT HLD MR15
      • Five Product Leak-Tightness Classes
      • Allowable Leak-Rate Threshold
      • Leak-Testing Service
      • Rejection Thresholds and Leak-Tightness Requirements
      • No System Is Absolutely Leak-Tight
      • Relationship Between Defect Size and Leak Rate
      • Vacuum Pressure Units
      • Leak-Rate Units
    • Books
      • The Book "Leak Testing" — 2025 Edition, 239 Pages
    Resources
    • Special Offers
    • News
    • Articles
    • Opportunities
      • Processing
      • Buttons
      • Icons
      • Elements
    • Questions and Answers
    • Reviews
    Contacts
      Leak Testing and Vacuum Technology | LeakLab
      • Company
        • Back
        • Company
        • Partners
        • Careers
        • Project Enquiries
      • Catalog
        • Back
        • Catalog
        • Books
        • Leak Detectors
          • Back
          • Leak Detectors
          • Leak-Test Systems
          • Portable Helium Leak Detectors
          • Pressure-Change Leak-Test Instruments
          • Helium Mass-Spectrometer Leak Detectors
            • Back
            • Helium Mass-Spectrometer Leak Detectors
            • LeakLab Helium Leak-Detector Packages
            • ZQJ-LeakLab-3300 Integration Packages
        • Vacuum Components
          • Back
          • Vacuum Components
          • Gas-Filling Stands for Testing
          • KYKY Vacuum Gate Valves
          • Vacuum Bellows
            • Back
            • Vacuum Bellows
            • CF Vacuum Bellows
            • ISO-K Vacuum Bellows
            • KF Vacuum Bellows
          • Vacuum Test Chambers
          • Vacuum Valves
        • Vacuum Pumps
          • Back
          • Vacuum Pumps
          • Atmosphere-to-High-Vacuum Dry Pumps
            • Back
            • Atmosphere-to-High-Vacuum Dry Pumps
            • JZB Atmosphere-to-High-Vacuum Pumps
          • High-Vacuum Pumping Stations
            • Back
            • High-Vacuum Pumping Stations
            • CBVAC JFJ High-Vacuum Pumping Stations
            • KYKY High-Vacuum Pumping Stations
          • Ion Pumps
            • Back
            • Ion Pumps
            • Diode Ion Pumps for Heavy Gases
            • Triode Ion Pumps for Noble Gases
          • KYKY RV Rotary-Vane Pumps
          • Roots Booster Pumps
          • Screw Vacuum Pumps
          • Tank Evacuation Systems
          • Turbomolecular Pumps
            • Back
            • Turbomolecular Pumps
            • Grease-Lubricated KYKY Turbomolecular Pumps
            • JFB Ceramic-Bearing Turbomolecular Pumps
            • KYKY CXF Magnetically Levitated Turbomolecular Pumps
            • KYKY FF Turbomolecular Pumps for Vacuum Insulation
            • MTP Magnetically Levitated Turbomolecular Pumps
        • Helium Reference Leaks
          • Back
          • Helium Reference Leaks
          • Capillary Helium Reference Leaks
          • Gelit Reference Leaks
          • Reference Leaks for Pfeiffer and Adixen ASM Detectors
        • Scanning Electron Microscopes
        • Gas Flow Meters
        • Vacuum Gauges
          • Back
          • Vacuum Gauges
          • ASAIR Vacuum Gauges
          • CBVAC Vacuum Gauges
          • KYKY Vacuum Gauges
          • Meradat VIT Vacuum Gauges
          • Quadrupole Mass Spectrometers
          • Vacuum Gauges for Cryogenic Vessels
        • Leak-Detector Accessories
          • Back
          • Leak-Detector Accessories
          • Leak-Detector Spare Parts
          • Vacuum-System Filters and Traps
      • Services
        • Back
        • Services
        • Leak Testing
          • Back
          • Leak Testing
          • Air pressure-decay testing of tanks and vessels
          • Leak testing under GOST, OST, ISO and ASTM
          • Helium hood leak testing under ASTM E1603/E1603M
          • Chamber leak testing under ASTM E493/E493M
          • Helium sniffer testing under ASTM E499/E499M
          • Helium spray testing under ASTM E498/E498M
          • Packaging leak testing under GOST 34760-2021
          • Leak-test metrology: ISO 20486 and ISO 3530
          • Developing helium and vacuum test programmes
          • Valve-seat leak tightness under GOST 9544-2015
          • Tracer-gas leak testing under ISO 20485
          • Vacuum leak testing under GOST R 53177-2008
          • Helium Leak Testing to OST 92-1527-89
          • Leak Testing to GOST 24054-80
          • Leak Testing to NP-105-18
          • Leak Testing for Rosatom Projects to NP-089-15
          • Container Leak Testing to GOST R 51827-2001
          • Leak-Tightness Testing to NP-089-14
          • Pipeline-Valve Leak Testing to GOST 9544-2005
          • Leak Testing of GRP Pipes and Fittings to GOST R 55070-2012
          • Vacuum Leak Testing to GOST ISO 13056-2025
          • Leak Testing of Mechanical Joints in Plastic Piping to GOST ISO 3459-2024
          • Power-Transformer Tank Leak Testing to GOST R 55015-2012
          • Power-Transformer Tank Leak Testing to GOST 3484.5-88
          • Leak Testing of Vessels, Equipment, and Connections to RD 26.260.011-99
          • Leak Testing to OST 26-11-14-88
          • Heat-Exchanger Leak Testing
          • Leak Testing to GOST 25804.7-83
          • Leak Testing to GOST 20.57.406-81
          • Leak-Testing Laboratory Services
          • Hydrogen Refuelling-Station Leak Testing to GOST R 55226-2012
          • Leak Testing to GOST 32569-2013
          • Leak Testing to OST 11 0808-92
          • Mass-Spectrometer Leak Testing to GOST 28517-90
          • Leak Testing to OST 26.260.14-2001
          • Leak Testing to OST 5R.0170-81
          • Leak Testing to GOST 28210-89
          • Leak Testing to PNAE G-7-019-89
          • Helium Spray Leak Testing
          • Vacuum-Chamber Leak Testing
          • Probe-Method Leak Testing
          • Electronic-Module Leak Testing
          • Leak Testing of packaging at low pressure during air travel
          • Leak Testing for Rosatom Projects to GOST R 50.05.11-2018
          • Leak Testing and Leak Location with a Leak Detector
          • Underground Pipe Leak Location
          • Cryogenic leak testing
          • Pressure-Decay Leak Testing
        • Software, Equipment and Documentation Development
          • Back
          • Software, Equipment and Documentation Development
          • Assembly of industrial pneumatics systems
          • Programming of industrial controllers
        • Ultrasonic Testing
          • Back
          • Ultrasonic Testing
          • Ultrasonic Testing of Calcium-Silicate Bricks and Units to GOST 24332-88
          • Ultrasonic Testing of Refractory Concrete Products to GOST 24830-81
          • Reference Blocks for Ultrasonic Testing of Aluminium-Alloy Products to GOST 21397-81
          • Ultrasonic Testing to GOST 26266-90
          • Ultrasonic Thickness-Gauge Testing to GOST R 55614-2013
          • Ultrasonic Testing of Brazed Joints to GOST 26126-84
          • Ultrasonic Testing of Round and Rectangular Bars and Billets to GOST 21120-75
          • Ultrasonic Testing of Multilayer Plain Bearings to GOST R ISO 4386-1-94
          • Ultrasonic Testing of Concrete Strength to GOST 17624-87
          • Ultrasonic Thickness Measurement of Pressure Steel Pipes to GOST R ISO 10543-99
          • Ultrasonic Integrity Testing of Pressure Steel Pipes to GOST R ISO 10332-99
          • Ultrasonic Lamination Testing of Steel Pipes to GOST R ISO 10124-99
          • Ultrasonic Testing of Seamless Metal Pipes to GOST 17410-78
          • Ultrasonic Testing of Ferrous and Non-Ferrous Forgings to OST 24507-80
          • Ultrasonic Testing of Reinforcing-Bar Butt Welds to GOST 23858-2019
          • Ultrasonic Testing of Heavy Plate to GOST 28831-90
          • Ultrasonic Testing of Welded Joints to GOST R ISO 17640-2016
          • Ultrasonic Testing of Welded Joints to GOST R 55724-2013
          • Ultrasonic Testing of Railway Rails to GOST 18576-96
          • Ultrasonic Testing of Rolled Sheet to GOST 22727-88
          • Coating-Thickness Measurement to GOST 27750-88
          • Ultrasonic Thickness Measurement to GOST R ISO 16809-2015
          • Ultrasonic Testing to GOST R 50.05.03-2022
          • Ultrasonic Testing to GOST R 50.05.02-2022
          • Ultrasonic Testing to GOST R 50.05.04-2022
        • Pressure Measurement and Vacuum Generation
          • Back
          • Pressure Measurement and Vacuum Generation
          • Testing materials for gas permeability ASTM D1434-82, TSO-C69c, GOST R 54615-2011 by differential pressure method
          • Rental of vacuum pumps
          • Vacuum Measurement in Cryogenic-Tank Insulation
          • Vacuum pressure measurement
          • Vacuum Pump-Down Service
        • Vacuum Equipment Service
          • Back
          • Vacuum Equipment Service
          • Replacement Leak Detector with Current Metrological Verification
          • Manufacture of seals for vacuum chambers
          • Cryogenic-Tank Vacuum Insulation Restoration
          • Maintenance of leak detectors
          • Vacuum Gauge Setup and Repair
          • Service contract for vacuum equipment
        • Vacuum and Process-System Audits
          • Back
          • Vacuum and Process-System Audits
          • Qualification of Leak-Test Systems to GOST R 8.568-2017
          • Audit of vacuum installations
      • Training
        • Back
        • Training
        • Advanced Vacuum Equipment Training
          • Back
          • Advanced Vacuum Equipment Training
          • Vacuum Technology and Leak Testing Training, 9–11 December 2026
          • Leak Detector Instruction, Vacuum Pump Commissioning, and Individual Leak-Test Training
        • Operating Manuals
          • Back
          • Operating Manuals
          • CBVAC turbomolecular vacuum pumps of the JFB series: operating manual
          • STFJ-1600S Vacuum Pumping System: Operating Guide
          • Instructions for maintenance of helium leak detector ASM 142 and ASM 142 S
          • Helium leak detector ASM142. Operating manual.
          • ULVAC MBS-053 Roots Booster Vacuum Pump: Operating Guide
          • Helium leak detectors NHJ 400, NHJ 600, NHJ 800 – operating manual
          • ASM 1002 Helium Leak Detector: Operating Guide
          • ZQJ-LeakLab-3300 Helium Mass-Spectrometer Leak Detector: Operating Guide
          • 8141 Vacuum Relief Valve: Operating Guide
          • PTI-10 leak detector. Operating manual.
          • ASM 310 Leak Detector: Maintenance Guide
          • LeakLab Manotest Pneumatic Leak Tester: Operating Guide
          • CBVAC SSH20 Oil-Free Vacuum Pump: Operating Guide
          • CBVAC Capacitance-Diaphragm Vacuum Gauges
          • Teledyne Hastings HPM 4/5/6 Vacuum Gauge: Operating Guide
          • AGP4000 Wide-Range Vacuum Gauge: Operating Guide
          • ASAIR AGP21 Capacitance-Diaphragm Vacuum Gauge, AGP2100–AGP2113: Operating Guide
          • AGP Pirani Vacuum Gauge, 1×10⁵–1 Pa, ±5%: Operating Guide
          • KYKY CXF Magnetically Levitated Turbomolecular Pump: Operating Guide
          • Examples of the use of scanning electron microscopes
          • Scanning electron microscopes KYKY-EM6900. Examples of images
          • Scanning electron microscopes KYKY EM-8000. Examples of images.
          • ASM 340 Leak Detector: Operating Guide
          • ASM 340 Leak Detector: Maintenance Guide
          • KYKY ion pump controller. Operating manual
          • KYKY Sputter-Ion Pumps: Operating Guide
          • Compact turbomolecular pumps KYKY FF with built-in controller. Operating manual
          • TI1-50 leak detector. Operating manual
          • ZQJ Helium Mass-Spectrometer Leak Detector: Operating Guide
        • Vacuum Technology Reference Material
          • Back
          • Vacuum Technology Reference Material
          • LeakLab Vacuum Fittings and Connections
          • KF Connection Standards for Vacuum Systems
          • Cookie Policy
          • Privacy Policy
          • Selecting a Leak-Test Method and Leak-Tightness Class under GOST R 50.05.01-2018
          • High vacuum pumps
          • Pressure-Decay Leak Testing: Engineering Principles
          • Leak Testing of Components
          • Leak Testing: Leak Physics, Inspection Methods, and Industrial Practice
          • Leak Testing to GOST 28210-89 (IEC 68-2-17): From Bubble Methods to Mass Spectrometry
          • Leak-Testing Laboratory Practice: LeakLab Experience
          • Multilevel Leak-Testing System for Pressure Vessels and Equipment
          • Selection of vacuum equipment for chemical processes
          • EN 473:2008 — Qualification and Certification of NDT Personnel
          • How to Calibrate the AGILENT HLD MR15
          • Five Product Leak-Tightness Classes
          • Allowable Leak-Rate Threshold
          • Leak-Testing Service
          • Rejection Thresholds and Leak-Tightness Requirements
          • No System Is Absolutely Leak-Tight
          • Relationship Between Defect Size and Leak Rate
          • Vacuum Pressure Units
          • Leak-Rate Units
        • Books
          • Back
          • Books
          • The Book "Leak Testing" — 2025 Edition, 239 Pages
      • Resources
        • Back
        • Resources
        • Special Offers
        • News
        • Articles
        • Opportunities
          • Back
          • Opportunities
          • Processing
          • Buttons
          • Icons
          • Elements
        • Questions and Answers
        • Reviews
      • Contacts
      • mail@leaklab.org
      • Home
      • Products
      • Vacuum Components
      • Vacuum Valves

      Vacuum Valves

      Isolation, control, vent and special-purpose valves selected by pressure range and process.
      • Books
      • Leak Detectors
      • Vacuum Components
        • Gas-Filling Stands for Testing
        • KYKY Vacuum Gate Valves
        • Vacuum Bellows
        • Vacuum Test Chambers
        • Vacuum Valves
      • Vacuum Pumps
      • Helium Reference Leaks
      • Scanning Electron Microscopes
      • Gas Flow Meters
      • Vacuum Gauges
      • Leak-Detector Accessories
      WORLDWIDE PROJECT SUPPORT

      Worldwide Equipment Selection & Integration

      LeakLab supports international equipment selection, specification review, system integration, commissioning and lifecycle service for projects worldwide.

      Discuss a ProjectDownload English PDF
      Equipment searchComponents and spare partsWarehouse stockEngineering calculatorsEngineering guidesPhoto gallerySite navigationTraining · 9–11 December 2026
      Company
      Partners
      Careers
      Project Enquiries
      Catalog
      Books
      Leak Detectors
      Vacuum Components
      Vacuum Pumps
      Helium Reference Leaks
      Scanning Electron Microscopes
      Gas Flow Meters
      Vacuum Gauges
      Leak-Detector Accessories
      Services
      Leak Testing
      Software, Equipment and Documentation Development
      Ultrasonic Testing
      Pressure Measurement and Vacuum Generation
      Vacuum Equipment Service
      Vacuum and Process-System Audits
      Contact Us
      mail@leaklab.org
      mail@leaklab.org
      © 2026 LeakLab — Leak Testing & Vacuum Technology
      mail@leaklab.org
      Cookie Policy
      Privacy Policy

      Validating a vacuum leak test on the complete system

      We use essential cookies for site operation. Optional analytics are enabled only with your consent, as described in our Privacy Policy.
      PDFDownload English PDF