玻璃弯曲强度的裂纹影响  

The Effect of Cracks on Bending Strength of Glass

作　　者：宋显辉[1] 潘素瑛[1] 

机构地区：[1]武汉工业大学

出　　处：《玻璃与搪瓷》1994年第3期1-4,共4页Glass & Enamel

基　　金：国家建材局行业基金

摘　　要：玻璃弯曲强度的裂纹影响宋显辉，潘素瑛（武汉工业大学４３００７０）ＴｈｅＥｆｆｅｃｔｏｆＣｒａｃｋｓｏｎＢｅｎｄｉｎｇＳｔｒｅｎｇｔｈｏｆＧｌａｓｓ￥ＳｏｎｇＸｉａｎｈｕｉ；ＰａｎＳｕｙｉｎｇ（ＣｅｎｔｒｅｆｏｒＭａｔｅｒｉａｌｓＲｅｓｅａｒｃｈ＆Ａｎ...The bending strength of glass is determined by the cracks or flaws on the glass surface.The length,number and distribution of the cracks on glass surface have direct influence on the bending strength.Through a great deal of experiments in this work the authors have revealed the effect of cracks on bending strength of glass and deduced quantitative expressions for the relationships between the bending strength and the length/number of cracks on glass surface,The results show that the bending strength is not inversely proportional to the square root of the crack length on surface and that there exists a strong interaction among the large number of cracks.

关 键 词：玻璃 弯曲强度 裂纹 

分 类 号：TQ171.112[化学工程—玻璃工业]