This Part of ENV 820 describes a method of determining the three-point or four-point flexural strength of advanced monolithic technical ceramics at elevated temperatures as agreed between parties to the test. The test may be performed in any appropriate atmosphere.
DS/ENV 820-1:1994 history
1994DS/ENV 820-1:1994 Advanced technical ceramics. Monolithic ceramics. Thermomechanical properties. Part 1: Determination of flexural strength at elevated temperatures