建成科學儀器公司專業項目: Success Scientific Technical Information
 
 

 

計量單位換算表 / Conversion factors  

 
溫度計量單位換算 / Conversion tables for Temperature
  ºC K ºF ºRank *
ºC ºC ºC + 273.15 1.8ºC = 32 1.8ºC + 491.4
K K - 273.15 K 1.8K - 459.4 1.8K
ºF 0.556ºF - 17.8 0.556ºF + 255.3 ºF ºF + 459.4
ºRank 0.556ºRank  - 273.1 0.556ºRank ºRank - 459.4 ºRank

 * The unit symbol for degree Rankine is now ususally ºR. As this can cause confusion with degree Reaujur

 

壓力計量單位換算 / Conversion tables for Pressure unit
  Pa bar mbar atm (760 Torr) at (kp/cm²) Torr (mm Hg) mWs
1 Pa 1 10-5 10-2 0.9869 · 10-5 1.0197 · 10-5 7.528 · 10-3 1.022 · 10-4
1 bar 105 1 103 0.9869 1.0197 7.528 · 102 10.22
1 mbar 102 10-3 1 0.9869 · 10-3 1.0197 · 10-3 0.7528 1.022 · 10-2
1 atm 1.0133 · 105 1.0133 1.3332 · 103 1 1.0332 7.628 · 102 10.35
1 at (kp/cm²) 0.9807 · 105 0.9807 0.9807 · 103 0.9869 1 7.382 · 102 10.02
1 Torr
   (mm Hg)
1.3332 · 102 1.3332 · 103 1.3332 1.316 · 10-3 1.359 · 10-3 1.0036 1.362 · 10-2
1 mWs at 20ºC 9.790 · 103 9.790 · 102 97.90 9.661 · 10-2 9.982 · 10-2 73.85 1

 

水硬度計量單位換算 / Conversion tables for Water hardness
  Aerican
Hardness
Britich
Hardness
German
Hardness
French
Hardness
Russian
Hardness
ppm as CaCO3
1º American hardness 1 1.201 0.961 1.716 6.864 17.16
1º American hardness 0.832 1 0.800 1.429 5.714 14.29
1º American hardness 1.041 1.250 1 1.786 7.144 17.85
1º American hardness 0.583 0.700 0.560 1 4.000 10.00
1º American hardness 0.146 0.175 0.140 0.250 1 2.5
1 ppm as CaCO3 0.058 0.070 0.400 0.100 0.400 1

 

工作與能量單位換算 / Conversion of work and energy units
  Nm = Ws = J erg kWh mkp kcal eV
1 Nm = J 1 1 · 107 2.78 · 10-7 1.02 · 10-1 2.39 · 10-4 6.24 · 10-18
1 erg 10-7 1 2.78 · 10-14 1.02 · 10-8 2.39 · 10-11 6.24 · 1011
1 kWh 3.60 · 106 3.60 · 1013 1 3.67 · 105 8.60 · 102 2.25 · 1025
mkp 9.81 9.81 · 107 2.72 · 10-6 1 2.34 · 10-3 6.12 · 1019
1 kcal 4.19 · 103 4.19 · 1010 1.16 · 10-3 4.27 · 102 1 2.61 · 1022
1 eV 1.60 · 10-19 1.60 · 10-12 4.45 · 10-26 1.63 · 10-20 3.83 · 10-23 1

 

射出模具資料換算 / Injection Molding Conversion Data
 

U.S.

Metric

重量 / Weight       1  oz.
      0.035 oz.
      1  lb
28.4 g
1 g
453.6 g
容量 / Volume       0.06102 in3
   
61.02 in3
      1 in3
1 cc
1 liter
16.4 cc
尺寸 / Dimensions       1 in
      0.03937 in
25.4 mm
1 mm
力量 / Force       1  US Ton
  224.8 pounds
8.9 Kn
1   Kn
壓力 / Pressure        1  psi
     14.5  psi
0.069 bar
1  bar
速度 / Speed        2.36  ipm
       1  ipm
1  mm/s
0.423 mm/s
射出率 / Injection Rate        0.061  in3/sec.
       1  in3/sec.
1 cc/s
16.34  cc/s
塑化率 / Plasticizing Rate        1  in3/min.
       0.061  in3/min.
16.37 cc/m
1 cc/m
電力 / Power        1  HP
       1.34  HP
0.746  kw
1  kw

 

液壓資料換算 / Hydraulic Conversion Data
Clamp Force
Applied Force (F)   =   System Pressure (P)    x    Piston Area (A)
Piston Area           =   (Piston Diameter)2        x    0.7854

Force in Pounds                              

Piston Diameter Piston Area 2500 psi 3000 psi 3500 psi
2.5 4.908 12,273 14,727 17,182
3.25 8.295 20,740 24,888 29,036
5 19.635 49,088 58,905 68,723
6 28.274 70,685 84,822 98,959
7 38.485 96,213 115,455 134,698
8 50.265 125,663 150,795 175,928
10 78.540 196,350 235,620 274,890
12 113.10 282,750 339,300 395,850
14 153.94 384,850 461,820 538,790
16 201.06 502,650 603,180 703,710
20 314.16 785,400 942,480 1,099,560
24 452.39 1,130,975 1,357,170 1,583,365

RAM Velocity  -  Ram Velocity (IPM)  =  GPM x 231 / Piston Area
Horsepower    -  Horsepower (HP)      =  GPM x System Pressure / 1714
Miscellaneous    -    1 kW   =   3413 BTU/Hour
                          -     1 HP   =   2544 BTU/Hour (746 watts)
                          -     kW (single phase)  =  Amps x Volts x 0.85 / 1,000
                          -     kW (three phase)   =  Amps x Volts x 0.85 x 1.73 / 1,000
                          -     Full Load Amps (FLA)  =  Total Watts / Voltage