11. Tracked Changes. Open die steel forgings for general engineering purposes. Alloy special steels Part 3, (28th June 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (36 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
12. Tracked Changes. Open die steel forgings for general engineering purposes. General requirements Part 1, (10th June 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (50 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
13. Tracked Changes. Open die steel forgings for general engineering purposes. Non-alloy quality and special steels Part 2, (30th June 2022) 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) ↗