41. Specification for approval testing of welding procedures. Fusion welding of steel Part 1, (28th February 1990) 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) ↗
42. Methods for ultrasonic testing and specifying quality grades of ferritic steel plate. (1st January 1985) 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) ↗
43. Specification for design and construction of ferrous piping installations for and in connection with land boilers. (15th December 1992) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (342 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
44. Surgical implants. Recommendations for retrieval and examination of orthopaedic surgical implants and associated tissues Part 22, (29th February 1988) 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) ↗
45. Specification for design and manufacture of shell boilers of welded construction. (31st October 1991) 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) ↗
46. Surgical implants. Specification for production of castings made of cobalt-chromium-molybdenum alloy Part 4, (27th February 1987) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (8 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
47. Specification for design and manufacture of water-tube steam generating plant (including superheaters, reheaters and steel tube economizers). (1st May 1991) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (74 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
48. Guide to the calibration and setting up of the ultrasonic time of flight diffraction (TOFD) technique for the location and sizing of flaws. (1st January 1989) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
49. Non-destructive testing of steel forgings. Magnetic particle inspection Part 1, (15th July 1999) 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) ↗
50. Founding. Technical conditions of delivery. Additional requirements for aluminium alloy castings Part 4, (15th September 1999) 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) ↗