1. Derivation and verification of elevated temperature properties for steel products for pressure purposes. Method for deriving the minimum elevated temperature yield or proof stress properties when data on a minimum of 50 casts are available Part 1, (15th October 1973) 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) ↗