General conversion factors, Pressure conversions, Multiply by to obtain – Middleby Marshall PS200 series User Manual

Page 175: Multiply by to obtain multiply by to obtain

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174

SECTION 5 - REFERENCE

atmospheres (std. -

760mm of mercury

at 32°F/0°C) ...................... 14.696 ..... lbs./sq. inch

atmospheres ........................ 76.0 ....... cm of mercury

atmospheres ....................... 29.92 ...... in. of mercury

atmospheres ....................... 33.90 ...... ft. of water

atmospheres ...................... 1.0333 ..... kg/sq. cm

atmospheres ....................... 14.70 ...... lbs./sq. inch

atmospheres ....................... 1.058 ...... tons/sq. ft.
BTU (British ....................... 0.2520 ..... kilogram-calories

Thermal Units)

BTU .................................... 777.5 ...... ft.-lbs.

BTU ................................. 0.000393 ... horsepower-hrs.

BTU .................................... 0.293 ...... Watt-hrs.
BTU/min ............................. 12.96 ...... ft.-lbs.-sec.

BTU/min ........................... 0.02356 .... horsepower

BTU/min ........................... 0.01757 .... kilowatts

BTU/min ............................. 17.57 ...... Watts
calories ........................... 0.003968 ... BTU
centimeters ........................ 0.3937 ..... inches

centimeters ....................... 0.03280 .... feet

centimeters .......................... 0.01 ....... meters

centimeters ........................... 10 ......... millimeters
cm of mercury ................... 0.01316 .... atmospheres

cm of mercury .................... 0.4461 ..... ft. of water

cm of mercury ..................... 136.0 ...... kg/sq. meter

cm of mercury ..................... 27.85 ...... lbs./sq. ft.

cm of mercury .................... 0.1934 ..... lbs./sq. in. (psi)
cubic feet ....................... 2.832x10

4

... cubic cm

cubic feet ........................... 1728 ....... cubic inches

cubic feet ......................... 0.02832 .... cubic meters

cubic feet ......................... 0.03704 .... cubic yards

cubic feet ......................... 7.48052 .... gallons (U.S.)
cubic ft./min. ....................... 472 ........ cubic cm/sec.

cubic ft./min. ..................... 0.1247 ..... gallons/sec.
cubic ft./water .................... 62.4. ....... lb. @ 60°F/16°C

feet ..................................... 30.48 ...... centimeters

feet ....................................... 12 ......... inches

feet .................................... 0.3048 ..... meters

feet ....................................... 1/3 ........ yards
feet of water ...................... 0.02950 .... atmospheres

feet of water ....................... 0.8826 ..... in. of mercury

feet of water ...................... 0.03048 .... kg/sq. cm

feet of water ........................ 62.43 ...... lbs./sq. ft.

feet of water ....................... 0.4335 ..... lbs./sq. in. (psi)

General conversion factors

feet/min ............................. 0.5080 ..... cm/sec.

feet/min ............................ 0.01667 .... ft./sec.

feet/min ............................ 0.01829 .... km/hr.

feet/min ............................. 0.3048 ..... meters/min.

feet/min ............................ 0.01136 ..... miles/hr. (mph)
foot-pounds ...................... 0.001286 ... BTU
gallons (imp.) ..................... 1.201 ...... gallons (U.S.)
gallons (U.S.) ..................... 0.833 ...... gallons (imp.)

gallons (U.S.) ..................... 3785 ....... cubic cm

gallons (U.S.) .................... 0.1337 ..... cubic feet

gallons (U.S.) ...................... 231 ........ cubic inches

gallons (U.S.) ...................... 128 ........ fluid ounces

gallons (U.S.) ..................... 3.785 ...... liters
gallons (U.S.) water ............. 8.35 ....... lbs. H

2

O@60°F/16°C

horsepower ......................... 42.44 ...... BTU/min.

horsepower ........................ 33,000 ..... foot-lbs./min.

horsepower .......................... 550 ........ foot-lbs./sec.

horsepower ........................ 0.7457 ..... kilowatts

horsepower ......................... 745.7 ...... Watts
horsepower (boiler) ............ 33,479 ..... BTU/hr.

horsepower (boiler) ............. 9.803 ...... kilowatts
horsepower-hours. .............. 2547 ....... BTU

horsepower-hours .............. 0.7457 ..... kilowatt-hours
inches ................................. 2.54 ....... centimeters

inches ................................. 25.4 ....... millimeters

inches ............................... 0.0254 ..... meters

inches ............................... 0.0833 ..... feet
inches of mercury ............. 0.03342 .... atmospheres

inches of mercury ............... 1.133 ...... feet of water

inches of mercury ............... 13.57 ...... inches of water

inches of mercury ............... 70.73 ...... lbs./sq. ft.

inches of mercury .............. 0.4912 ..... lbs./sq. in. (psi)
inches of water ............... 0.002458 ... atmospheres

inches of water ................ 0.07355 .... in. of mercury

inches of water ................. 0.5781 ..... oz./sq. inch

inches of water .................. 5.202 ...... lbs./sq. ft.

inches of water ................ 0.03613 .... lbs./sq. in. (psi)
kilowatts ............................ 56.92 ...... BTU/min.

kilowatts ............................ 1.341 ...... horsepower

kilowatts ............................ 1000 ....... Watts
kilowatt-hours .................... 3415 ....... BTU
liters .................................. 0.2642 ..... gallons

liters ................................... 2.113 ....... pints (liquid)

liters ................................... 1.057 ...... quarts (liquid)

MULTIPLY

BY

TO OBTAIN

meters ................................. 100 ........ centimeters

meters ................................ 1000 ....... millimeters

meters ................................ 3.281 ...... feet

meters ................................ 39.37 ...... inches

meters ................................ 1.094 ...... yards
ounces (fluid ....................... 1.805 ...... cubic inches

ounces (fluid ..................... 0.02957 .... liters
ounces/sq. in. ................... 0.0625 ..... lbs./sq. in. (psi)

ounces/sq. in. ..................... 1.73 ....... inches of water
pints .................................. 0.4732 ..... liter
pounds ................................. 16 ......... ounces
pounds of water ................ 0.01602 .... cubic ft.

pounds of water .................. 27.68 ...... cubic in.

pounds of water ................. 0.1198 ..... gallons
pounds/sq. ft. ................... 0.01602 .... feet of water

pounds/sq. ft. .................. 0.006945 ... lbs./sq. in. (psi)
pounds/sq. in. .................. 0.06804 .... atmospheres

pounds/sq. in. .................... 2.307 ...... feet of water

pounds/sq. in. .................... 2.036 ...... in. of mercury

pounds/sq. in. .................... 27.68 ...... inches of water
temp. (°C)+273 ...................... 1 .......... absolute temp (°K)

temp. (°C.)+17.78 ................. 1.8 ........ temperature (°F)

temp. (°F)+460 ...................... 1 .......... absolute temp.

temp. (°F.)-32 ....................... 5/9 ........ temperature (°C)
therm ................................ 100,000 .... BTU
ton, refrigeration ................. 12,000 ..... BTU/hr.

tons (long) .......................... 2240 ....... pounds

tons (short) .......................... 2000 ....... pounds
watts .................................. 3.415 ...... BTU

watts ................................ 0.05692 .... BTU/min.

watts .................................. 44.26 ...... foot-pounds/min.

watts ................................. 0.7376 ..... foot-pounds/sec.

watts ............................... 0.001341 ... horsepower

watts .................................. 0.001 ...... kilowatts
watt-hours .......................... 3.415 ...... BTU/hr.

watt-hours .......................... 2655 ....... foot-pounds

watt-hours ....................... 0.001341 ... horsepower hrs.

watt-hours .......................... 0.001 ...... kilowatt-hours

MULTIPLY

BY

TO OBTAIN

MULTIPLY

BY

TO OBTAIN

0.10

0.007

0.20

0.0036

0.0577

0.20

0.015

0.50

0.0072

0.115

0.30

0.022

0.75

0.0108

0.173

0.40

0.029

0.98

0.0145

0.231

0.50

0.037

1.25

0.0181

0.289

0.60

0.044

1.50

0.0217

0.346

0.70

0.051

1.72

0.0253

0.404

0.80

0.059

1.98

0.0289

0.462

0.90

0.066

2.23

0.325

0.520

1.00

0.074

2.50

0.036

0.577

1.36

0.100

3.38

0.049

0.785

1.74

0.128

4.33

0.067

1.00

2.00

0.147

4.97

0.072

1.15

2.77

0.203

6.87

0.100

1.60

3.00

0.221

7.48

0.109

1.73

4.00

0.294

9.95

0.144

2.31

5.00

0.368

12.4

0.181

2.89

6.00

0.442

14.9

0.217

3.46

7.00

0.515

17.4

0.253

4.04

8.00

0.588

20.0

0.289

4.62

9.00

0.662

22.4

0.325

5.20

10.00

0.74

25.0

0.361

5.77

11.00

0.81

27.4

0.397

6.34

12.00

0.88

29.8

0.433

6.92

13.00

0.96

32.5

0.469

7.50

13.60

1.00

33.8

0.491

7.80

13.90

1.02

34.5

0.500

6.00

14.00

1.06

35.8

0.505

8.08

15.00

1.10

37.2

0.542

8.7

16.00

1.18

40.0

0.578

9.2

17.00

1.25

42.3

0.614

9.8

18.00

1.33

45.0

0.650

10.4

19.00

1.40

47.4

0.686

10.9

20.00

1.47

49.7

0.722

11.5

25.00

1.84

62.3

0.903

14.4

27.20

2.00

67.7

0.975

15.7

27.70

2.03

68.7

1.00

16.0

in. H

2

O

in. Hg

mbar

psi

oz./sq. in.

in. H

2

O

in. Hg

mbar

psi

oz./sq. in.

Pressure conversions

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