| 1 BTU63°F | = 2.5207456978967E-10 ktTNT |
| 2 BTU63°F | = 5.0414913957935E-10 ktTNT |
| 3 BTU63°F | = 7.5622370936902E-10 ktTNT |
| 4 BTU63°F | = 1.0082982791587E-9 ktTNT |
| 5 BTU63°F | = 1.2603728489484E-9 ktTNT |
| 6 BTU63°F | = 1.512447418738E-9 ktTNT |
| 7 BTU63°F | = 1.7645219885277E-9 ktTNT |
| 8 BTU63°F | = 2.0165965583174E-9 ktTNT |
| 9 BTU63°F | = 2.2686711281071E-9 ktTNT |
| 10 BTU63°F | = 2.5207456978967E-9 ktTNT |
| 20 BTU63°F | = 5.0414913957935E-9 ktTNT |
| 30 BTU63°F | = 7.5622370936902E-9 ktTNT |
| 40 BTU63°F | = 1.0082982791587E-8 ktTNT |
| 50 BTU63°F | = 1.2603728489484E-8 ktTNT |
| 60 BTU63°F | = 1.512447418738E-8 ktTNT |
| 70 BTU63°F | = 1.7645219885277E-8 ktTNT |
| 80 BTU63°F | = 2.0165965583174E-8 ktTNT |
| 90 BTU63°F | = 2.2686711281071E-8 ktTNT |
| 100 BTU63°F | = 2.5207456978967E-8 ktTNT |
| 200 BTU63°F | = 5.0414913957935E-8 ktTNT |
| 300 BTU63°F | = 7.5622370936902E-8 ktTNT |
| 400 BTU63°F | = 1.0082982791587E-7 ktTNT |
| 500 BTU63°F | = 1.2603728489484E-7 ktTNT |
| 600 BTU63°F | = 1.512447418738E-7 ktTNT |
| 700 BTU63°F | = 1.7645219885277E-7 ktTNT |
| 800 BTU63°F | = 2.0165965583174E-7 ktTNT |
| 900 BTU63°F | = 2.2686711281071E-7 ktTNT |
| 1000 BTU63°F | = 2.5207456978967E-7 ktTNT |
| 2000 BTU63°F | = 5.0414913957935E-7 ktTNT |
| 4000 BTU63°F | = 1.0082982791587E-6 ktTNT |
| 5000 BTU63°F | = 1.2603728489484E-6 ktTNT |
| 7500 BTU63°F | = 1.8905592734226E-6 ktTNT |
| 10000 BTU63°F | = 2.5207456978967E-6 ktTNT |
| 25000 BTU63°F | = 6.3018642447419E-6 ktTNT |
| 50000 BTU63°F | = 1.2603728489484E-5 ktTNT |
| 100000 BTU63°F | = 2.5207456978967E-5 ktTNT |
| 1000000 BTU63°F | = 0.00025207456978967 ktTNT |
| 1000000000 BTU63°F | = 0.25207456978967 ktTNT |