This standard specifies the vertical compressive strength test method (Method A) for single-sided, double-sided, multi-sided, and multi-sided corrugated cardboard.
JIS Z 0403-2:1999 history
1999JIS Z 0403-1:1999 Corrugated fibreboard -- Part 1: Determination of flat crush resistance
1995JIS Z 0401:1995 Method of compression test for corrugated fibreboard