This standard specifies the high-temperature pre-crack induction fracture toughness test method for fine ceramics used as high-strength materials such as mechanical parts and structural materials.
JIS R 1617:2002 history
2010JIS R 1617:2010 Testing method for fracture toughness of fine ceramics at elevated temperature
2002JIS R 1617:2002 Testing method for fracture toughness of fine ceramics at elevated temperature
1994JIS R 1617:1994 Testing method for fracture toughness of fine ceramics at elevated temperature