VOLUME/ 體積
1liter =0.219 U.K.gallons =0.263 U.S gallons =1000 CC =1.76 pints
1U.K.gallon =4.54596 liters =1.20094U.S.gallons
1cubic meter =264.17 U.S.gallons =219.97 U.K. gallons
1quart =1.1365liters |
WEIGHT AND FORCE/ 重量
1oz = 28.35 g
1lb = 16oz = 454 g =4.4482 N = 0.22481 lbs
1N = 0.22481 lbs = 0.10197 kg
1kg =9.80665 N = 2.20462 lbs |
PRESSURE/ 壓力
1 bar =0.1 N/ mm 2 =750.06 mmHG =33.46feet head =14.5 psi (lbf/in 2 ) =100kN/m 2 =10 5 pa
1kg /cm2 =32.8084 feet head =10 meters head =14.2 psi (lbf/in 2 ) =0.98067bar =98.067 kN/m 2
1 atm =14.7 psi (lbf/in 2 ) =760 torr
1 foot head =0.02989 bar =0.03048 kgf/cm 2 =0.43353 psi (lbf/in 2 ) =2.98907 kN/m 2 =0.3048 meters head |
LENGTH/ 長(zhǎng)度
1 mile =1760 yards
1 yard =3 feet
1 foot =8 equivalent = 25.4 mm
1 meter =39.37 inches |
POWER/ 功率
1hp =0.7457 kw =1.01387 ps =76.07 kgf × m/s = 550 ft × lbf/s =750w =101.97kgf.m/s = 737.6 ft .lbf /s |
AREA/ 面積
1m2 = 10.76 ft 2
1ft 2 = 0.0929 m 2 =144 inches 2 |
VISCOSITY/ 粘度
Water =1cp
1 cp =1 centistroke (water) =0.01poise (stroke)
TS(cst) =cp/specific gravity of liquid |
TEMPERATURE/ 溫度換算
o F |
o C |
212 |
100 |
194 |
90 |
176 |
80 |
158 |
70 |
140 |
60 |
122 |
50 |
104 |
40 |
86 |
30 |
68 |
20 |
50 |
10 |
32 |
0 |
14 |
-10 |
0 |
-17.8 |
-459.67 |
|
|
Formula / 轉(zhuǎn)換公式 :
C = (F-32) x 5 / 9
o F = o C x 9 / 5+32 |