51. Methods of testing plastics. Thermal properties. Determination of temperature of deflection under a bending stress of 1.8 MPa, of plastics and ebonite. Determination of temperature of deflection under a bending stress of 0.45 MPa, of plastics and ebonite. Determination of temperature of deflection under a bending stress, of rigid thermosetting resin bonded laminated sheet Part 1 Methods 121A to 121C, (29th October 1976) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (4 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
52. Methods of testing plastics. Thermal properties. Plastic yield Part 1 Method 115A, (30th June 1978) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (2 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
53. Methods of testing refractory materials. Investment casting shell mould systems. Determination of resistance to deformation at elevated temperatures Part 10.1, (15th May 1993) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
54. Optical fibres. Measurement methods and test procedures. Fibre curl Part 1-34, (26th March 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (24 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
55. Particleboard. Methods of sampling, conditioning and test Part 1, (31st August 1989) 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) ↗
56. Plastics piping systems. Glass-reinforced thermosetting plastics (GRP) pipes and fittings. Determination of the resistance to chemical attack from the inside of a section in a deflected condition. (15th September 1996) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
57. Plastics piping systems. Joints for glass-reinforced thermosetting plastics (GRP) pipes and fittings. Test methods for leaktightness and resistance to damage of flexible and reduced-articulation joints. (15th September 1996) 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) ↗
58. Plastics. Determination of Charpy impact properties. Instrumented impact test Part 2, (10th June 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (30 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
59. Plastics. Determination of creep behaviour. Flexural creep by three-point loading Part 2, (15th March 1997) 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) ↗
60. Plastics. Determination of flexural properties. (15th September 1993) 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) ↗