• There are no items in your cart

BS 6400:1997



A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

Specification for installation of domestic sized gas meters (2nd and 3rd family gases)

Available format(s)

Hardcopy , PDF

Superseded date




Published date


Committees responsible
Section 1. General
1.1 Scope
1.2 References
1.3 Definitions
1.4 Exchange of information and time schedule
Section 2. Materials, components and a meter location
2.1 Materials and components
2.2 Meter location
2.3 Meter and associated controls
Section 3. Installation
3.1 Handling and fixing the meter
3.2 Warning notices
Section 4. Testing and purging
4.1 Inspection and testing for soundness
4.2 Purging
Section 5. Meter and regulator operation
5.1 Operational checks
Section 6. Removal of meters
6.1 Meter removal
6.2 Meter exchanges
A (normative) Sizing of meters
B (normative) Soundness test procedures
1 Appliance rates for regulator setting
A.1 Diversity factors of appliances for meter sizing
1 Typical arrangement of meter and associated controls
2 Typical gas meter boxes
3 Typical domestic meters
4 Typical gas meter installations
List of references

Specifies the siting and fixing of gas meters up to 6 m3/hr rating.

Also available as part of KIT 43. Supersedes BS 6400(1985) and 95/713067 DC. (09/2002)
British Standards Institution

BS 4161-5:1990 Gas meters Specification for diaphragm meters for working pressures up to 7 bar
BS 1179-6:1980 Glossary of terms used in the gas industry Combustion and utilization including installation at consumers\' premises
BS 2871-1:1971 Specification for copper and copper alloys. Tubes Copper tubes for water, gas and sanitation
BS 6004:2000 Electric cables. PVC insulated, non-armoured cables for voltages up to and including 450/750 V, for electric power, lighting and internal wiring
BS EN 29453:1994 Soft solder alloys. Chemical compositions and forms
BS 6974:1991 Specification for unsintered PTFE tape for thread sealing applications (coarse threads)
BS 5482-2:1977 Domestic butane- and propane-gas-burning installations Installations in caravans and non-permanent dwellings
BS 1387:1985 Specification for screwed and socketed steel tubes and tubulars and for plain end steel tubes suitable for welding or for screwing to BS 21 pipe threads
ISO 9453:2014 Soft solder alloys Chemical compositions and forms
BS 6956-6:1992 Jointing materials and compounds Specification for jointing compounds for 3rd family gases
BS EN 10242:1995 Threaded pipe fittings in malleable cast iron
BS 6956-5:1992 Jointing materials and compounds Specification for jointing compounds for use with water, low pressure saturated steam, 1st family gases (excluding coal gas) and 2nd family gases

View more information
Excluding VAT

Access your standards online with a subscription


  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.