温度 |
˚F = (℃x 1.8) + 32 |
压力/强度/系数 |
psi x 6.8949 = kPa |
℃= (˚F-32) x 0.556 |
kPa x 0.145 = psi |
长度 |
mil x 0.001 = inch |
psi x 0.0069 = MPa |
inch x 1000 = mil |
MPa x 145 = psi |
mm x 0.0394 = inch |
psi x 0.07031 = kg/cm2 |
inch x 25.4 = mm |
kg/cm2 x 14.2231 = psi |
mil x .0254 = mm |
psi x 0.0069 = N/mm2 |
mm x 39.4 = mil |
N/mm2 x 145 = psi |
面积 |
in2 x 0.000645 = m2 |
电力/绝缘强度 |
V/mil x 0.0394 = kV/mm |
m2 x 1550 = in2 |
kV/mm x 25.381 = V/mil |
mm2 x 0.00155 = in2 |
热膨胀系数 |
in/(in, ˚F) x 1.8 = m/(m, ℃) |
in2 x 645.16 = mm2 |
m/(m, ℃) x 0.556 = in/(in, ˚F) |
cm2 x 0.155 = in2 |
热传导度 |
BTU-in/(hr, ft2, ˚F) x 0.1442 = W/(m, °K) |
in2 x 6.4516 = cm2 |
W/(m, °K) x 6.933 = BTU-in/(hr, ft2, ˚F) |
体积 |
in3 x 16.3871 = cm3 |
BTU/(lb, ˚F) x 4.187 = J/(g, °K) |
cm3 x 0.061 = in3 |
J/(g, °K) x 0.239 = BTU/(lb, ˚F) |
密度 |
lbs/in3 x 27.805 = gm/cm3 |
悬臂梁/能源 |
J/cm x 1.87 = ft-lbs/in |
gm/cm3 x 0.036 = lbs/in3 |
ft-lbs/in x 0.534 = J/cm |
密度 |
oz x 28.354 = gm |
ft-lbs/in2 x 2.103 = kJ/m2 |
gm x 0.0353 = oz |
kJ/m2 x 0.4755 = ft-lbs/in2 |
lb x 453.592 = gm |
ft-lbs/in x 53.4 = J/m |
gm x 0.0022 = lb |
J/m x 0.0187= ft-lbs/in |
oz x 0.0284 = kg |
ft-lbs/in x 5.4432 = kg-cm/cm |
kg x 35.27 = oz |
kg-cm/cm x 0.1837= ft-lbs/in |
lb x 0.4536 = kg |
|
kg x 2.2046 = lb |
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