Case 4HK1-6HK1, Service Manual, Page: 5 / 31

IN-2 Introduction
UNITS OF MEASURE
This manual adopts the units of measure based on International System.
The MKSA system units of measure are indicated within brackets after the units of measure of the International
System.
Example: 24.5 MPa (250 kgf/cm
2
)
The following table converts the International System units of measure in some of the main units belonging to other
system.
Quantity
To convert
from (IS)
Into
(Others)
Multiply by Quantity
To convert
from (IS)
Into
(Others)
Multiply by
Lenght
mm in 0.03937
Pressure
MPa
kgf/cm
2
10.197
mm ft 0.003281 MPa psi 145.0
Volume
L US gal 0.2642
Power
kW CV-PS 1.360
L US qt 1.057 kW HP 1.341
m
3
yd
3
1.308 Temperature °C °F °C x 1.8 + 32
Mass kg lb 2.205
Speed
km/h mph 0.6214
Force
N kgf 0.10197
min
-1
rpm 1.0
N lbf 0.2248
Capacity
L/min US gpm 0.2642
Torque
N.m kgf.m 0.10197 mL/rev cc/rev 1.0
N.m lbf.ft 0.7375
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