| Standards | Typical Caliper (mm) (i.e. Thickness) | Section | |
| Single-face corrugated board | E Flute B Flute C Flute A Flute | 1.1 – 1.8 2.1 – 3.0 3.2 - 3.9 4.0 - 4.8 |  |
| Double-wall corrugated board | EB Flute BC Flute CC Flute | 4.06 6.50 7.33 |  |
| Triple-wall corrugated board | AAC Flute | 15 |  |
| Single-wall | B flute Brown Carton | B flute White Carton | E flute Color Box |
Weakest Strongest | B33 B3B A3B A3A K3A K3K | W3B ↓ W3A ↓ W3K | 300G CCNB +9B ↓ 300G CCNB +9A ↓ 300G CCNB +9K |
| Double-wall | BC flute Brown Carton | BC flute White Carton | BC flute Color Box |
Weakest Strongest | B=C B=B A=B K=A K=K | W=B ↓ W=A ↓ W=K | 300G CCNB +3B+3B ↓ 300G CCNB +3A+3A ↓ 300G CCNB +3K+3K |
| Three-wall | AAC flute Brown Carton | ||
Weakest Strongest | A33B33B A33A33A K33A33A K33K33K |