If you have difficulty in submitting comments on draft standards you can use a commenting template and email it to admin.start@bsigroup.com. The commenting template can be found here.

We use cookies to give you the best experience and to help improve our website

Find out what cookies we use and how to disable them

MCE/8/-/4 - Vacuum technology

Sector: Manufacturing

Categories: Vacuum technology | Pumps | Compressors and pneumatic machines | Fluid systems and components

Overview: Under the direction of MCE/8 is responsible for the UK input into ISO/TC112 Vacuum technology and, on the subject of vacuum pumps, to CEN/TC232 Compressors - Safety.

Committee standards activity

In Progress (6)
Reference Standards description
Status ?

The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
BS ISO 3669 ISO 3669 Vacuum technology. Dimensions of knife-edge flanges

Categories: Vacuum technology

Public comment begins : 2025-09-19 		Public comment
BS ISO 3567 ISO 3567 Vacuum gauges. Calibration by direct comparison with a reference gauge

Categories: Vacuum technology

Public comment begins : 2025-08-08 		Public comment
BS ISO 27893 ISO 27893 Vacuum technology — Vacuum gauges — Evaluation of the uncertainties of results of calibrations by direct comparison with a reference gauge

Categories: Vacuum technology

Public comment begins : 2025-08-26 		Public comment
BS ISO 21360-7 Vacuum technology — Standard methods for measuring vacuum-pump performance — Part 7: Vapour driven vacuum pumps

Categories: Unclassified documents

Drafting begins : 2026-04-17 		Drafting
BS ISO 21360-4 ISO 21360-4 Vacuum technology. Standard methods for measuring vacuum-pump performance. Part 4: Turbomolecular vacuum pumps

Categories: Vacuum technology

Public comment begins : 2025-09-18 		Public comment
BS EN 1012-2 Compressors and vacuum pumps - Safety requirements. Part 2: Vacuum pump

Categories: Unclassified documents

Proposal begins : 		Proposal
Published (28)
Reference Standards description
Status ?

The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD ISO/TS 6737:2023 Vacuum technology. Vacuum gauges. Characteristics for a stable ionisation vacuum gauge

Categories: Vacuum technology

Published standard begins : 2023-12-07 		Published standard
PD ISO/TS 20177:2018 Vacuum technology. Vacuum gauges. Procedures to measure and report outgassing rates

Categories: Vacuum technology

Published standard begins : 2018-06-13 		Published standard
PD ISO/TS 20175:2018 Vacuum technology. Vacuum gauges. Characterization of quadrupole mass spectrometers for partial pressure measurement

Categories: Vacuum technology

Published standard begins : 2018-05-08 		Published standard
BS ISO 9803-2:2020 Vacuum technology. Mounting dimensions of pipeline fittings. Knife-edge flange type

Categories: Vacuum technology

Published standard begins : 2020-01-21 		Published standard
BS ISO 9803-1:2020 Vacuum technology. Mounting dimensions of pipeline fittings. Non knife-edge flange type

Categories: Vacuum technology

Published standard begins : 2020-01-16 		Published standard
BS ISO 3669:2020 Vacuum technology. Dimensions of knife-edge flanges

Categories: Vacuum technology

Published standard begins : 2020-02-14 		Published standard
BS ISO 3567:2011 Vacuum gauges. Calibration by direct comparison with a reference gauge

Categories: Vacuum technology

Published standard begins : 2012-06-06 		Published standard
BS ISO 3529-3:2014 Vacuum technology. Vocabulary. Total and partial pressure vacuum gauges

Categories: Fluid systems and components | Vacuum technology

Published standard begins : 2014-04-22 		Published standard
BS ISO 3529-2:2020 Vacuum technology. Vocabulary. Vacuum pumps and related terms

Categories: Fluid systems and components | Vacuum technology

Published standard begins : 2020-03-02 		Published standard
BS ISO 3529-1:2019 Vacuum technology. Vocabulary. General terms

Categories: Fluid systems and components | Vacuum technology

Published standard begins : 2019-07-19 		Published standard
Withdrawn (6)
Reference Standards description
Status ?

The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
DD ISO/TS 3669-2:2007 Vacuum technology. Bakable flanges. Dimensions of knife-edge flanges

Categories: Vacuum technology

Withdrawn begins : 2017-09-18 		Withdrawn
BS ISO 3669:2017 Vacuum technology. Bakeable flanges. Dimensions of knife-edge flanges

Categories: Vacuum technology

Withdrawn begins : 2020-02-14 		Withdrawn
BS ISO 2861:2013 Vacuum technology. Dimensions of clamped-type quick-release couplings

Categories: Vacuum technology

Withdrawn begins : 2020-02-21 		Withdrawn
BS ISO 24477:2022 Vacuum technology.Vacuum gauges.Specifications, calibration and measurement uncertainties for spinning rotor gauges

Categories: Vacuum technology

Withdrawn begins : 2025-03-17 		Withdrawn
BS ISO 21360-2:2012 Vacuum technology. Standard methods for measuring vacuum-pump performance. Positive displacement vacuum pumps

Categories: Vacuum technology

Withdrawn begins : 2020-06-17 		Withdrawn
BS ISO 21360-1:2012 Vacuum technology. Standard methods for measuring vacuum-pump performance. General description

Categories: Vacuum technology

Withdrawn begins : 2020-06-17 		Withdrawn