21. Aerospace series. Spiral drive recesses for threaded fasteners. Geometrical definition and technical requirements. (14th November 2019) 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) ↗
22. Aerospace series. Steel X12CrNiMoV12-3 (1.4938). Air melted and consumable electrode remelted. Hardened and tempered. Bars. De ≤ 150 mm. 900 MPa ≤ Rm ≤ 1 100 MPa. (18th May 2021) 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) ↗
23. Aerospace series. Surface treatments. Test method for measurement of electrical contact resistance. (20th January 2020) 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) ↗
24. BS EN 13452-1. Railway applications. Braking. Urban rail brake systems. Part 1. Requirements and definitions (17th February 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (35 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
25. BS EN 13483. Rubber and plastic hoses and hose assemblies with internal vapour recovery for measured fuel dispensing systems. Specification. (25th March 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (37 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
26. BS EN 1417. Plastics and rubber machines. Two-roll mills. Safety requirements. (7th October 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (52 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
27. BS EN 1514-1. Flanges and their joints. Dimensions of gaskets for PN-designated flanges. Non-metallic flat gaskets with or without inserts (27th January 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (26 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
28. BS EN 1875-3. Rubber- or plastics- coated fabrics. Determination of tear strength. Part 3. Trapezoidal method (23rd September 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (15 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
29. BS EN 2002-001. Aerospace series. Metallic materials. Test methods. Part 001. Tensile testing at ambient temperature (28th January 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (31 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
30. BS EN 455-3. Medical gloves for single use. Part 3. Requirements and testing for biological evaluation (24th February 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (41 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗