This standard specifies the method for measuring the edge crush strength of corrugated cardboard. This standard applies to the determination of the edge crush strength of single-flute (three-layer), double-flute (five-layer) and triple-flute (seven-layer) corrugated cardboard.
GB/T 6546-1998 history
2021GB/T 6546-2021 Corrugated fibreboard—Determination of edgewise crush resistance
1998GB/T 6546-1998 Corrugated fibreboard--Determination of edgewise crush resistance