Metric Unit Conversion

SPECIFICATION

UNIT

UNIT CONVERSION

MULTIPLICATION

FACTOR

Angle

degree

rad

0.01745329

minute

rad

0.0002908882

second

rad

0.000004848137

Weight

pound mass

kg

0.4535924

metric ton

kg

1000

ton (short 2000 lb)

kg

907.1817

slug

kg

14.5939

Current Density

A/in2

A/mm2

0.001550003

A/mm2

A/m2

645.16

Flow Rate

ft3/h

L/min

0.1719175

gallon/hour

L/min

0.0630902

gallon/minute

L/min

3.785412

Square Measure

in2

m2

0.00064516

ft2

m2

0.09290304

yd2

m2

0.8361274

in2

mm2

645.16

ft2

mm2

92903.04

acre

m2

4046.873

mm2

in2

0.001550003

Pressure (gas&liquid)

psi

kPa

6.894757

Ib/ft2

kPa

0.04788026

N/mm2

kPa

1000

atmosphere

kPa

101.325

kPa

psi

0.1450377

kPa

Ib/ft2

20.88543

kPa

N/mm2

0.001

Pressure (vacuum)

torr (mm Hg at 0C)

Pa

133.322

micron (µm Hg at 0oC

Pa

0.1333220

Pa

tırr

0.00750064

Pa

micron

7.50064

bar

psi

14.50377

Tensile Strength

Yield Strength

psi

MPa

0.006894757

psi

MPa

6.894757

lb/ft2

MPa

0.00004788026

N/mm2

MPa

1

MPa

psi

145.0377

MPa

lb/ft2

20885.43

MPa

N/mm2

1

Power

horsepower (550 ft lbt/s)

W

745.6999

horsepower (electric)

W

746

Btu/min (thermochemistry)

W

17.5725

Calorie/minute

W

0.06973333

foot pound-force/minute

W

0.02259697

Power Density

W/in2

W/m2

1550.003

W/m2

W/in2

0.00064516

Electrical Resistance

Amper * cm

Amper * m

0.01

Amper * m

Amper * cm

100

Electrical Power

Pound-Force

N

4.448222

Kilogram-Force

N

9.806650

N

lbf

0.2248089

Energy Heat

Impact Energy

foot pound force

J

1.355818

Foot poundal

J

0.04214011

Btu

J

1054.35

calorie (thermochemistry)

J

4.184

Watt hour

J

3600

Volume

in3

m3

0.00001638706

ft3

m3

0.02831685

yd3

m3

0.7615549

in3

mm3

16387.06

ft3

mm3

28316850

m3

L

0.01638706

ft3

L

28.31685

galon

L

3.785412

Rate of motion, Speed (linear)

in/min

m/sec

0.0004233333

ft/min

m/sec

0.00508

in/min

mm/sec

0.4233333

ft/min

mm/sec

5.08

mil/hour

km/hour

1.6099344

Heat input

J/in

J/m

39.37008

J/m

J/in

0.0254

Force

kilogram-force

N

9.80665

pound-force

N

4.448222

Fracture toughness

Ksi-in1/2

MN.m3/2

1.098855

MN.m3/2

Ksi-in1/2

0.910038

Metal deposition rate

lb/h

kg/h

0.45 (appx.)

ka/h

lb/h

2.2 (appx.)

Temperature

degree, Celsius tc

K

tK = tc + 273.15

degree, Fahrenheit, tF

K

tK = (tF + 459.67)/1.8

degree, Rankine, tR

K

tK = tR /1.8

degree, Fahrenheit, tF

C

tc = (tF-32)/1 8

kelvin, tK

C

tc = tK-273.15

Thermal conductivity

cal/[cm-s-C]

W/[m*K]

418.4

Wire feed speed

mm/s

in/min

2.362205

Length measures

in

m

0.0254

in

mm

25.4

ft

m

0.3048

ft

mm

304.8

mm

in

0.03937008

mm

ft

0.00328084

yd

m

0.9144

mil

m

1609.3

Density

pound mass / in3

kg / m3

27679.9

pound mass / ft3

kg / m3

16.01846