31. BS EN 544. Bitumen shingles with mineral and/or synthetic reinforcements. Product specification and test methods. (16th July 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (45 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
32. BS EN 60674-3-4 Ed.2.0. Specification for plastic films for electrical purposes. Part 3. Specifications for individual materials. Sheets 4 to 6: Requirements for polyimide films used for electrical insulation (5th June 2020) 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) ↗
33. BS EN 751-3. Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water. Part 3. Unsintered PTFE tapes and PTFE strings (28th January 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) ↗
34. BS EN 851. Aluminium and aluminium alloys. Circle and circle stock for the production of culinary utensils. Specifications. (19th January 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) ↗
35. BS EN IEC 62899-402-1. Printed electronics. Part 402-1. Printability. Measurement of qualities. Line pattern widths (2nd June 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (17 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
36. BS EN ISO 11146-1. Lasers and laser-related equipment. Test methods for laser beam widths, divergence angles and beam propagation ratios. Part 1. Stigmatic and simple astigmatic beams (5th May 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (25 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
37. BS EN ISO 14632. Extruded sheets of polyethylene (PE-HD). Requirements and test methods. (11th June 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
38. BS EN ISO 15013. Plastics. Extruded sheets of polypropylene (PP). Requirements and test methods. (29th March 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
39. BS EN ISO 29465. Thermal insulating products for building applications. Determination of length and width. (21st May 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
40. BS EN ISO 527-5. Plastics. Determination of tensile properties. Part 5. Test conditions for unidirectional fibre-reinforced plastic composites (1st July 2020) 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) ↗