1. BS ISO 20890-1.2. Guidelines for in-service inspections for primary coolant circuit components of light water reactors. Part 1. Mechanized ultrasonic testing (4th September 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (40 pages) View Content: Available online (eLD content is only available in our Reading Rooms)⧉
2. Specification and qualification of welding procedures for metallic materials. Welding procedure specification. Gas welding Part 2, (10th October 2019) 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)⧉
3. Specification and qualification of welding procedures for metallic materials. Welding procedure test. Arc and gas welding of steels and arc welding of nickel and nickel alloys Part 1, (21st August 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (54 pages) View Content: Available online (eLD content is only available in our Reading Rooms)⧉
4. Tracked Changes. Specification and qualification of welding procedures for metallic materials. Welding procedure test. Arc and gas welding of steels and arc welding of nickel and nickel alloys Part 1, (19th November 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (105 pages) View Content: Available online (eLD content is only available in our Reading Rooms)⧉