@techreport{oai:jaxa.repo.nii.ac.jp:00044972, author = {松末, 勝利 and 高原, 北雄 and 橋本, 良作 and MATSUSUE, Katsutoshi and TAKAHARA, Kitao and HASHIMOTO, Ryosaku}, month = {Jun}, note = {セラミックスの強度特性と強度評価法を検討するために,常温焼結窒化珪素を用いて,角棒の曲げ試験,板材の引張試験,円孔付およびノッチ付板材の引張試験および円輪の回転試験等を行い,ワイプル統計を適用して試験片の平均強さと有効体積との関係を調べた。また,試験片の強度に対する表面研磨の影響について検討した。, In order to study strength characteristics at room temperature and the strength evaluating-method of ceramic materials the following tests were conducted on pressureless-sintered silicon nitride specimens: bending-tests, the three tensile-tests of rectangular plates, holed plates, and notched plates, and spin-tests of centrally holed disks. The relationship between the mean strength of specimens and the effective volume of specimens was examined using Weibull’s theory. The effect of surface grinding on the strength of specimens was discussed., 資料番号: NALTR0715000, レポート番号: NAL TR-715}, title = {常圧焼結窒化珪素の常温強度評価試験}, year = {1982} }