721. Specification for polyethylene pipes for the supply of gaseous fuels. (31st July 1990) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (38 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
722. Specification for hoses and hose assemblies for liquefied petroleum gas. (31st January 1990) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
723. Thermoplastics pipes and associated fittings for hot and cold water for domestic purposes and heating installations in buildings. Specification for crosslinked polyethylene (PE-X) pipes and associated fittings Part 3, (31st May 1990) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
724. Specification for 50 A 650 V flameproof, restrained and bolted plugs and sockets for use in coal mines. (31st July 1990) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
725. Specification for glass reinforced plastics (GRP) pipes, joints and fittings for use for water supply or sewerage. (29th June 1990) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (54 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
726. Vehicle lifts. Specification for mobile lifts Part 2, (30th November 1989) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
727. Electrical protection relays. Information and requirements for all protection relays. Specification for electrical disturbance tests. 1 MHz burst disturbance tests Part 1.4.1, (31st August 1990) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
728. Solderless connections. Specification for solderless crimped connections (including test methods and practical guidance) Part 2, (31st December 1990) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (48 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
729. Hydraulic couplings. Method of test for coupling port threads and their seals intended for use in fluid power systems Part 1, (31st January 1991) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
730. Hydraulic couplings. Method of test for couplings intended for use in fluid power systems Part 2, (28th February 1991) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗