Nippon Kaiji Kyokai
Nippon Kaiji Kyokai - NKK
Construction | Product | Thickness (mm) | Drawing | Valid Until | |
| Plate | Stiffener | ||||
Bulkhead | |||||
| Steel | |||||
| A-30 | Marine Batts 45 | 50 | 25 | Drawing | 2010.09.24 |
| A-60 | Marine Firebatts 100 | 60 | 25 | Drawing | 2014.07.25 |
| A-60 | Marine Firebatts 130 | 2+30 | 30 | Drawing | 2010.09.24 |
| A-60 | Marine Firebatts 130/ Marine Wired Mat 105 | 65 | 30 | Drawing | 2012.11.04 |
| A-60 restricted | Marine Firebatts 130 | 50 | 50 | Drawing | 2010.09.24 |
| A-60 restricted | Marine Firebatts 100 | 40 | 40 | Drawing | 2014.07.25 |
Deck | |||||
| Steel | |||||
| A-30 | Marine Batts 45 | 50 | 30 | Drawing | 2014.05.11 |
| A-60 | Marine Firebatts 100 | 40 | 25 | Drawing | 2014.07.25 |
| A-60 | Marine Firebatts 130 | 40 | 40 | Drawing | 2010.09.24 |
| A-60 | Marine Firebatts 130/ Marine Wired Mat 105 | 45 | 30 | Drawing | 2012.11.04 |
Non-combustible | |||||
| Marine Batts 32-45 | 2014.05.11 | ||||
| Marine Firebatts 100-130 | 2014.07.25 | ||||
| Marine Wired Mat 35-150 | 2014.07.20 | ||||
