1. Aerospace series. Heat-resisting nickel base alloy NiCr20Co3Fe3. Rm ≥ 650 MPa. Sheets and strips, cold rolled. 0, 25 mm < a ≤ 3 mm. (25th September 2023) 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) ↗