Btu (I.T., pre-1956) to Btu (mean) conversion

Btu (mean) to Btu (I.T., pre-1956) (Swap units)

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1Btu (I.T., pre-1956) = 0.99921Btu (mean)

Accuracy

Note: You can increase or decrease the accuracy of this answer by selecting the number of significant figures required from the options above the result.

Btu (I.T., pre-1956) to Btu (mean) conversion formula

Btu (mean) = Btu (I.T., pre-1956) / 1.00078663

Btu (I.T., pre-1956) to Btu (mean) calculation

Btu (mean) = Btu (I.T., pre-1956) / 1.00078663

Btu (mean) = 1 / 1.0007866233901

Btu (mean) = 0.99921

Btu (I.T., pre-1956)

The Btu (I.T., pre-1956) refers to the International Table Btu, a specific definition used before 1956. It represents the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit at a constant pressure of one atmosphere.

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.

Btu (I.T., pre-1956) to Btu (mean) table

Starting value

Increment

Accuracy

Btu (I.T., pre-1956)

Btu (mean)

0Btu (I.T., pre-1956)

0.00000Btu (mean)

1Btu (I.T., pre-1956)

0.99921Btu (mean)

2Btu (I.T., pre-1956)

1.99843Btu (mean)

3Btu (I.T., pre-1956)

2.99764Btu (mean)

4Btu (I.T., pre-1956)

3.99686Btu (mean)

5Btu (I.T., pre-1956)

4.99607Btu (mean)

6Btu (I.T., pre-1956)

5.99528Btu (mean)

7Btu (I.T., pre-1956)

6.99450Btu (mean)

8Btu (I.T., pre-1956)

7.99371Btu (mean)

9Btu (I.T., pre-1956)

8.99293Btu (mean)

10Btu (I.T., pre-1956)

9.99214Btu (mean)

11Btu (I.T., pre-1956)

10.99135Btu (mean)

12Btu (I.T., pre-1956)

11.99057Btu (mean)

13Btu (I.T., pre-1956)

12.98978Btu (mean)

14Btu (I.T., pre-1956)

13.98900Btu (mean)

15Btu (I.T., pre-1956)

14.98821Btu (mean)

16Btu (I.T., pre-1956)

15.98742Btu (mean)

17Btu (I.T., pre-1956)

16.98664Btu (mean)

18Btu (I.T., pre-1956)

17.98585Btu (mean)

19Btu (I.T., pre-1956)

18.98507Btu (mean)

20Btu (I.T., pre-1956)

19.98428Btu (mean)

21Btu (I.T., pre-1956)

20.98349Btu (mean)

22Btu (I.T., pre-1956)

21.98271Btu (mean)

23Btu (I.T., pre-1956)

22.98192Btu (mean)

24Btu (I.T., pre-1956)

23.98114Btu (mean)

25Btu (I.T., pre-1956)

24.98035Btu (mean)

26Btu (I.T., pre-1956)

25.97956Btu (mean)

27Btu (I.T., pre-1956)

26.97878Btu (mean)

28Btu (I.T., pre-1956)

27.97799Btu (mean)

29Btu (I.T., pre-1956)

28.97721Btu (mean)

30Btu (I.T., pre-1956)

29.97642Btu (mean)

31Btu (I.T., pre-1956)

30.97563Btu (mean)

32Btu (I.T., pre-1956)

31.97485Btu (mean)

33Btu (I.T., pre-1956)

32.97406Btu (mean)

34Btu (I.T., pre-1956)

33.97328Btu (mean)

35Btu (I.T., pre-1956)

34.97249Btu (mean)

36Btu (I.T., pre-1956)

35.97170Btu (mean)

37Btu (I.T., pre-1956)

36.97092Btu (mean)

38Btu (I.T., pre-1956)

37.97013Btu (mean)

39Btu (I.T., pre-1956)

38.96935Btu (mean)

40Btu (I.T., pre-1956)

39.96856Btu (mean)

41Btu (I.T., pre-1956)

40.96777Btu (mean)

42Btu (I.T., pre-1956)

41.96699Btu (mean)

43Btu (I.T., pre-1956)

42.96620Btu (mean)

44Btu (I.T., pre-1956)

43.96542Btu (mean)

45Btu (I.T., pre-1956)

44.96463Btu (mean)

46Btu (I.T., pre-1956)

45.96384Btu (mean)

47Btu (I.T., pre-1956)

46.96306Btu (mean)

48Btu (I.T., pre-1956)

47.96227Btu (mean)

49Btu (I.T., pre-1956)

48.96149Btu (mean)

50Btu (I.T., pre-1956)

49.96070Btu (mean)

51Btu (I.T., pre-1956)

50.95991Btu (mean)

52Btu (I.T., pre-1956)

51.95913Btu (mean)

53Btu (I.T., pre-1956)

52.95834Btu (mean)

54Btu (I.T., pre-1956)

53.95756Btu (mean)

55Btu (I.T., pre-1956)

54.95677Btu (mean)

56Btu (I.T., pre-1956)

55.95598Btu (mean)

57Btu (I.T., pre-1956)

56.95520Btu (mean)

58Btu (I.T., pre-1956)

57.95441Btu (mean)

59Btu (I.T., pre-1956)

58.95363Btu (mean)

60Btu (I.T., pre-1956)

59.95284Btu (mean)

61Btu (I.T., pre-1956)

60.95205Btu (mean)

62Btu (I.T., pre-1956)

61.95127Btu (mean)

63Btu (I.T., pre-1956)

62.95048Btu (mean)

64Btu (I.T., pre-1956)

63.94970Btu (mean)

65Btu (I.T., pre-1956)

64.94891Btu (mean)

66Btu (I.T., pre-1956)

65.94812Btu (mean)

67Btu (I.T., pre-1956)

66.94734Btu (mean)

68Btu (I.T., pre-1956)

67.94655Btu (mean)

69Btu (I.T., pre-1956)

68.94577Btu (mean)

70Btu (I.T., pre-1956)

69.94498Btu (mean)

71Btu (I.T., pre-1956)

70.94419Btu (mean)

72Btu (I.T., pre-1956)

71.94341Btu (mean)

73Btu (I.T., pre-1956)

72.94262Btu (mean)

74Btu (I.T., pre-1956)

73.94184Btu (mean)

75Btu (I.T., pre-1956)

74.94105Btu (mean)

76Btu (I.T., pre-1956)

75.94026Btu (mean)

77Btu (I.T., pre-1956)

76.93948Btu (mean)

78Btu (I.T., pre-1956)

77.93869Btu (mean)

79Btu (I.T., pre-1956)

78.93791Btu (mean)