Cross References:BS 1600:1991BS 5306BS 5430BS 7354:1990BS EN 2 BS EN 3Health and Safety at Work etc. Act 1974Factories Act 1961, Section 30Fire Precautions Act 1971BS 21BS 381C:1996BS 476-4BS 476-20BS 476-21BS 476-22BS 476-23BS 1640-3:1968BS 1710BS 1821BS 2051-1BS 2051-2BS 2633 BS 3410BS 3601BS 3799:1974BS 4320BS 4368-1BS 4422-4BS 4677BS 5839-1BS 6266BS 7273-1BS 7273-2BS 7430BS 7671BS EN 856BS EN 1057BS EN 1515-1BS EN 1435BS EN 1759-1:2004BS EN 1964-1BS EN 1964-3 BS EN 1968BS EN 10216-1BS EN 10216-2BS EN 10217-7BS EN 10226-1BS EN 10226-2BS EN 10241:2000BS EN 10242:1995BS EN 10255BS EN 12094BS EN 12449BS EN 13096BS EN 25923BS EN ISO 4126-2PD 5500PD 6550ANSI B16.5:1996ANSI B16 .9:1993ANSI B16.11:1997API 5BAPI 5LASTM A105MASTM A106-77ASTM A234/A234MASTM A106ISO 5923Incorporates the following:Amendment, April 2012. Amends and replaces BS 5306-4:2001