Btu (mean) to Calories (15 °C, NBS 1939) conversion

Btu (mean) to Calories (15 °C, NBS 1939) conversion calculator

Btu (mean)

Btu (mean) is a unit of energy used primarily in the United States defined as the heat required to raise the temperature of one pound of water from 59°F to 60°F under standard atmospheric pressure.

Calories (15 °C, NBS 1939)

The 15 °C NBS 1939 calorie is the amount of energy required to raise the temperature of one gram of water by one degree Celsius, from 14.5 °C to 15.5 °C, at standard atmospheric pressure. This specific definition was established by the National Bureau of Standards (NBS) in 1939.

Btu (mean) to Calories (15 °C, NBS 1939) table

Starting value

Increment

Accuracy

Btu (mean)

Calories (15 °C, NBS 1939)

0Btu (mean)

0.00000cal(NBS)

1Btu (mean)

252.25059cal(NBS)

2Btu (mean)

504.50118cal(NBS)

3Btu (mean)

756.75176cal(NBS)

4Btu (mean)

1,009.00235cal(NBS)

5Btu (mean)

1,261.25294cal(NBS)

6Btu (mean)

1,513.50353cal(NBS)

7Btu (mean)

1,765.75411cal(NBS)

8Btu (mean)

2,018.00470cal(NBS)

9Btu (mean)

2,270.25529cal(NBS)

10Btu (mean)

2,522.50588cal(NBS)

11Btu (mean)

2,774.75646cal(NBS)

12Btu (mean)

3,027.00705cal(NBS)

13Btu (mean)

3,279.25764cal(NBS)

14Btu (mean)

3,531.50823cal(NBS)

15Btu (mean)

3,783.75881cal(NBS)

16Btu (mean)

4,036.00940cal(NBS)

17Btu (mean)

4,288.25999cal(NBS)

18Btu (mean)

4,540.51058cal(NBS)

19Btu (mean)

4,792.76116cal(NBS)

Btu (mean)

Calories (15 °C, NBS 1939)

20Btu (mean)

5,045.01175cal(NBS)

21Btu (mean)

5,297.26234cal(NBS)

22Btu (mean)

5,549.51293cal(NBS)

23Btu (mean)

5,801.76351cal(NBS)

24Btu (mean)

6,054.01410cal(NBS)

25Btu (mean)

6,306.26469cal(NBS)

26Btu (mean)

6,558.51528cal(NBS)

27Btu (mean)

6,810.76586cal(NBS)

28Btu (mean)

7,063.01645cal(NBS)

29Btu (mean)

7,315.26704cal(NBS)

30Btu (mean)

7,567.51763cal(NBS)

31Btu (mean)

7,819.76822cal(NBS)

32Btu (mean)

8,072.01880cal(NBS)

33Btu (mean)

8,324.26939cal(NBS)

34Btu (mean)

8,576.51998cal(NBS)

35Btu (mean)

8,828.77057cal(NBS)

36Btu (mean)

9,081.02115cal(NBS)

37Btu (mean)

9,333.27174cal(NBS)

38Btu (mean)

9,585.52233cal(NBS)

39Btu (mean)

9,837.77292cal(NBS)

Btu (mean)

Calories (15 °C, NBS 1939)

40Btu (mean)

10,090.02350cal(NBS)

41Btu (mean)

10,342.27409cal(NBS)

42Btu (mean)

10,594.52468cal(NBS)

43Btu (mean)

10,846.77527cal(NBS)

44Btu (mean)

11,099.02585cal(NBS)

45Btu (mean)

11,351.27644cal(NBS)

46Btu (mean)

11,603.52703cal(NBS)

47Btu (mean)

11,855.77762cal(NBS)

48Btu (mean)

12,108.02820cal(NBS)

49Btu (mean)

12,360.27879cal(NBS)

50Btu (mean)

12,612.52938cal(NBS)

51Btu (mean)

12,864.77997cal(NBS)

52Btu (mean)

13,117.03055cal(NBS)

53Btu (mean)

13,369.28114cal(NBS)

54Btu (mean)

13,621.53173cal(NBS)

55Btu (mean)

13,873.78232cal(NBS)

56Btu (mean)

14,126.03291cal(NBS)

57Btu (mean)

14,378.28349cal(NBS)

58Btu (mean)

14,630.53408cal(NBS)

59Btu (mean)

14,882.78467cal(NBS)

Btu (mean)

Calories (15 °C, NBS 1939)

60Btu (mean)

15,135.03526cal(NBS)

61Btu (mean)

15,387.28584cal(NBS)

62Btu (mean)

15,639.53643cal(NBS)

63Btu (mean)

15,891.78702cal(NBS)

64Btu (mean)

16,144.03761cal(NBS)

65Btu (mean)

16,396.28819cal(NBS)

66Btu (mean)

16,648.53878cal(NBS)

67Btu (mean)

16,900.78937cal(NBS)

68Btu (mean)

17,153.03996cal(NBS)

69Btu (mean)

17,405.29054cal(NBS)

70Btu (mean)

17,657.54113cal(NBS)

71Btu (mean)

17,909.79172cal(NBS)

72Btu (mean)

18,162.04231cal(NBS)

73Btu (mean)

18,414.29289cal(NBS)

74Btu (mean)

18,666.54348cal(NBS)

75Btu (mean)

18,918.79407cal(NBS)

76Btu (mean)

19,171.04466cal(NBS)

77Btu (mean)

19,423.29524cal(NBS)

78Btu (mean)

19,675.54583cal(NBS)

79Btu (mean)

19,927.79642cal(NBS)

Btu (mean) to Calories (15 °C, NBS 1939)