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Maten omrekenen

 

maten omrekenen 

Eenheden (bron AgentschapNL)

 

Bron: Engineershandbook 

 

Common Engineering Design Conversion Factors 

Given

Multiply by

To Find

Lengte, Length [L] 

Foot (ft)

0.304800

Meter (m)

Inch (in)

25.4000

Millimeter (mm)

Mile (mi)

1.609344

Kilometer (km)

Oppervlakte, Area [L]2

ft2

0.092903

m2

in2

645.16

mm2

in2

6.45160

cm2

Volume [L]3 & Capacity

in3

16.3871

cm3

ft3

0.028317

m3

ft3

7.4805

Gallon

ft3

28.3168

Liter (l)

Gallon

3.785412

Liter

Energie, Energy
Arbeid, Work or 
Warmte, Heat [M] [L]2 [t]-2

Btu

1.05435

kJ

Btu

0.251996

kcal

Calories (cal)

4.184*

Joules (J)

ft-lbf

1.355818

J

ft-lbf

0.138255

kgf-m

hp-hr

2.6845

MJ

KWH

3.600

MJ

m-kgf

9.80665*

J

N-m

1.

J

Vloeisnelheid, Flow Rate [L]3 [t]-1

ft3/min

7.4805

gal/min

ft3/min

0.471934

l/s

gal/min

0.063090

l/s

Kracht, Force or 
Gewicht, Weight [M] [L] [t]-2

kgf

9.80665*

Newton (N) 1)

lbf

4.44822

N

lbf

0.453592

Kgf

Fractuur, Fracture Toughness

ksi sqr(in)

1.098800

MPa sqr(m)

Warmtecapaciteit, Heat Content

Btu/lbm

0.555556

cal/g

Btu/lbm

2.324444

J/g

Btu/ft3

0.037234

MJ/m3

Heat Flux

Btu/hr-ft2

7.5346 E-5

cal/s-cm2

Btu/hr-ft2

3.1525

W/m2

cal/s-cm2

4.184*

W/cm2

Volumieke massa, Mass Density [M] [L]-3

lbm/in3

27.68

g/cm3

lbm/ft3

16.0184

kg/m3

Vermogen, Power [M] [L]2 [t]-3

Btu/hr

0.292875

Watt (W)

ft-lbf/s

1.355818

W

Horsepower (hp)

745.6999

W

Horsepower

550.*

ft-lbf/s

Druk, spanning, Pressure (fluid) [M] [L]-1 [t]-2

Atmosphere (atm)

14.696

lbf/in2

atm

1.01325 E5*

Pascal (Pa)

lbf/ft2

47.88026

Pa

lbf/in2

27.6807

in. H20 at 39.2°F

Druksterkte, Stress [M] [L]-1 [t]-2

kgf/cm2

9.80665 E-2*

MPa

ksi

6.89476

MPa

N/mm2

1.

MPa

kgf/mm2

1.42231

ksi

Specific Heat

Btu/lbm-°F

1.

cal/g-°C

Temperatuur, Temperature*

Fahrenheit

(°F-32) /1.8

Celsius

Fahrenheit

°F+459.67

Rankine

Celsius

°C+273.16

Kelvin

Rankine

R/1.8

Kelvin

Warmtegeleiding, Thermal Conductivity

Btu-ft/hr-ft2-°F

14.8816

cal-cm/hr-cm2-°C

*) Indicates exact conversion(s)
1) F =m.g dus gewicht in Newton is massa in kg x 9,81 m/s2

 

Drukgerelateerde eenheden

Bron: Biocrawler

 

 

Pascal

bar

N/mm2

kp/m2

kp/cm2 (=1 at)

atm

torr

1 Pa (N/m2)=

1

10-5

10-6

0.102

0.102×10-4

0.987×10-5

0.0075

1 bar (daN/cm2) =

105

1

0.1

10,200

1.02

0.987

750

1 N/mm2 =

106

10

1

1.02×105

10.2

9.87

7,501

1 kp/m2 =

9.81

9.81×10-5

9.81×10-6

1

10-4

0.968×10-4

0.0736

1 kp/cm2 (1 at) =

98,100

0.981

0.0981

10,000

1

0.968

736

1 atm (760 torr) =

101,325

1.013

0.1013

10,330

1.033

1

760

1 torr (mmHg) =

133

0.00133

1.33×10-4

13.6

0.00132

0.00132

1




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