{"id":318292,"date":"2024-10-19T21:58:50","date_gmt":"2024-10-19T21:58:50","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-178412015\/"},"modified":"2024-10-25T20:16:19","modified_gmt":"2024-10-25T20:16:19","slug":"bs-iso-178412015","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-178412015\/","title":{"rendered":"BS ISO 17841:2015"},"content":{"rendered":"
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
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6<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
7<\/td>\n | 1\tScope 2\tNormative references 3\tTerms and definitions <\/td>\n<\/tr>\n | ||||||
8<\/td>\n | 4\tTesting machine and equipment 4.1\tThermal cycling testing equipment 4.2\tFour-point bending strength testing equipment 4.3\tSupports for four-point bending strength testing 4.4\tMicrometre callipers 4.5\tVernier callipers 5\tTest specimens 5.1\tTest specimen form and dimensions 5.1.1\tGeneral 5.1.2\tFine ceramics plate thickness t and metal plate thickness tm <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | 5.2\tNumber of test specimens 6\tTesting methods 6.1\tTest specimen dimension measurements 6.2\tThermal fatigue (thermal cycling) testing methods <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | 6.2.1\tThermal fatigue (thermal cycling) conditions 6.2.2\tLow-temperature tank inside TA and high-temperature tank inside TB 6.2.3\tNumber of cycles in thermal fatigue N 6.2.4\tEach exposure time t1 to low temperature and high temperature 6.2.5\tTransfer time t2 6.2.6\tTemperature recovery time ts <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 6.2.7\tSingle cycle 6.3\tTesting methods of four-point bending strength 6.3.1\tDistance between inner fulcrums (inner span) and distance between outer fulcrums (outer span) <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | 6.3.2\tCrosshead speed and fracture load 6.3.3\tMeasurement of load-displacement 6.4\tFour-point bending strength testing for virgin specimens not exposed to thermal cycling <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 7\tCalculation of test results 7.1\tCalculation of four-point bending strength 7.2\tCalculation of mean values and standard deviations 7.3\tResidual strength ratio 7.3.1\tCalculation of residual strength ratio <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 7.3.2\tResidual strength ratio \u2013 Thermal cycle number plots <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | 8\tTest report 8.1\tItems to be reported 8.2\tAdditional items to be reported <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | Annex\u00a0A (informative) Calculation of stress intensity factor at fracture <\/td>\n<\/tr>\n | ||||||
21<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Fine ceramics (advanced ceramics, advanced technical ceramics). Test method for thermal fatigue of fine ceramics substrate<\/b><\/p>\n |