51. BS EN 61951-2 AMD1. Secondary cells and batteries containing alkaline or other non acid electrolytes. Secondary sealed cells and batteries for portable applications. Part 2. Nickel-metal hydride (18th June 2021) 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) ↗
52. BS EN 2854-002. Aerospace series. Cables, electrical for general purpose. Operating temperatures between -55 °C and 260 °C. Part 002. General (23rd June 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (11 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
53. BS ISO 8133. Hydraulic fluid power. Mounting dimensions for accessories for single rod cylinders, 16 MPa (160 bar) compact series. (15th June 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (23 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
54. Plain washers. Normal series. Product grade C. (24th June 2021) 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) ↗
55. Small craft. Builder's plate. (8th July 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
56. Extruded sheets of impact-modified polystyrene (PS-I). Requirements and test methods. (9th July 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
57. Arc welding equipment. Welding current return clamp Part 13, (6th July 2021) 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) ↗
58. Draft BS 851188-2+A1 Flood resistance products. Part 2. Perimeter barrier systems. Specification (16th July 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (3 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
59. Welding consumables. Tubular cored electrodes and rods for gas shielded and non-gas shielded metal arc welding of stainless and heat-resisting steels. Classification. (12th July 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (44 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
60. BS 851188-1 AMD1. Flood resistance product. Part 1. Building products. Specification (16th July 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (3 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗