This Japanese Industrial Standard specifies the testing methods of bending strength and compressive strength of high alumina and fireclay plastic refractories after drying and burning.
JIS R 2575:2009 Referenced Document
JIS R 2202 Methods of measuring dimensions of refractory bricks
JIS Z 8401 Rounding of numbers*, 2019-01-01 Update
JIS Z 8801-1 Test sieves -- Part 1: Test sieves of metal wire cloth*, 2019-01-01 Update
JIS R 2575:2009 history
2009JIS R 2575:2009 Testing method for crushing strength and modulus of rupture of high alumina and fireclay plastic refractories
1992JIS R 2575:1992 Testing method for crushing strength and modulus of rupture of high alumina and fireclay plastic refractories