Kilogram per Pascal Second Square Meter to Permeability (23°C) Conversion
Convert between Kilogram per Pascal Second Square Meter and Permeability (23°C) quickly and accurately.
How to Convert Kilogram per Pascal Second Square Meter to Permeability (23°C)
Conversion Formula
Example
Convert 15 kg/(Pa·s·m²) to perm (23°C):
Unit Information
Learn about the permeability units you're converting between
Kilogram per Pascal Second Square Meter
kg/(Pa·s·m²)
Definition
The kilogram per pascal second square meter is the SI base unit for permeability, representing the mass flow rate of a fluid through a material per unit pressure gradient and per unit area. It measures how easily a fluid can pass through a porous material under a pressure difference.
History/Origin
The kilogram per pascal second square meter was established as the SI base unit for permeability following the adoption of the International System of Units. It derives from the fundamental relationship between mass flow, pressure gradient, and area in fluid mechanics and porous media studies.
Current Use
Kilogram per pascal second square meter is widely used in scientific research, engineering applications, and industrial processes where precise permeability measurements are required, including petroleum engineering, groundwater studies, and materials science.
Multiplier
1
Offset
0
Permeability (23°C)
perm (23°C)
Definition
The permeability at 23°C is a traditional unit of permeability used in building materials and textiles, representing the vapor transmission rate through a material at 23 degrees Celsius (room temperature). It provides a more practical reference temperature for most applications.
History/Origin
The permeability at 23°C was established as a standard reference temperature for permeability measurements in building materials, as 23°C represents typical room temperature conditions. It provides more relevant data for practical building applications than 0°C measurements.
Current Use
Permeability at 23°C is widely used in building materials testing, HVAC design, and construction specifications where room temperature conditions are more relevant than freezing point measurements for practical applications.
Multiplier
6E-11
Offset
0
Kilogram per Pascal Second Square Meter to Permeability (23°C) Conversion Table
| Kilogram per Pascal Second Square Meter [kg/(Pa·s·m²)] | Permeability (23°C) [perm (23°C)] |
|---|---|
| 1 kg/(Pa·s·m²) | 17405682955.4849662781 perm (23°C) |
| 10 kg/(Pa·s·m²) | 174056829554.8496398926 perm (23°C) |
| 25 kg/(Pa·s·m²) | 435142073887.1241455078 perm (23°C) |
| 50 kg/(Pa·s·m²) | 870284147774.2482910156 perm (23°C) |
| 100 kg/(Pa·s·m²) | 2E+12 perm (23°C) |
| 0 kg/(Pa·s·m²) | 0E+0 perm (23°C) |
| -10 kg/(Pa·s·m²) | -174056829554.8496398926 perm (23°C) |
| -40 kg/(Pa·s·m²) | -696227318219.3985595703 perm (23°C) |
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