Convert Kilograms per hour to Kilograms per second
Instantly convert Kilograms per hour (kg/hr) to Kilograms per second (kg/s) with our free online calculator.
Formula: kg/hr to kg/s — multiply by 2.7778e-4
Reference Table
| Kilograms per hour (kg/hr) | Kilograms per second (kg/s) |
|---|---|
| 1 | 0.000277778 |
| 5 | 0.00138889 |
| 10 | 0.00277778 |
| 25 | 0.00694444 |
| 50 | 0.0138889 |
| 100 | 0.0277778 |
How to Convert Kilograms per hour to Kilograms per second
Formula
To convert Kilograms per hour (kg/hr) to Kilograms per second (kg/s): multiply by 2.7778e-4
Step-by-Step
- Start with your value in Kilograms per hour (kg/hr).
- Multiply by 2.7778e-4 to perform the conversion.
- The result is your value expressed in Kilograms per second (kg/s).
Conversion Factor
1 kg/hr = 0.000277778 kg/s
Reverse Factor
1 kg/s = 3600 kg/hr
Worked Example
Convert 25 Kilograms per hour to Kilograms per second: 25 kg/hr = 0.00694444 kg/s
About Kilogram per hour (kg/hr)
A metric mass-flow unit used for industrial process streams, boiler steam output, refinery throughput, and bulk material handling. Chemical plant material balances are routinely computed in kg/hr. A steam boiler might produce 10,000 kg/hr; an espresso machine steam wand is ~15 kg/hr of steam. Converting kg/hr to lb/hr (×2.205) is common for US/international equipment comparison.
About Kilogram per second (kg/s)
The SI unit of mass flow rate — mass of substance crossing a boundary per unit time. Kg/s is the universal unit in chemical and mechanical engineering for process calculations, combustion analysis (air and fuel flow rates), turbine mass flow, and rocket propulsion. The Space Shuttle main engines consumed ~512 kg/s of propellant each during ascent; a commercial jet engine burns ~3 kg/s of fuel at cruise.
Quick Facts
- 1 Kilogram per hour equals 0.000277778 Kilograms per second
- 1 Kilogram per second equals 3600 Kilograms per hour
- Kilogram per hour is a unit of mass flow rate
- Kilogram per second is a unit of mass flow rate
- This conversion is commonly used in chemical processing, fuel systems, and environmental monitoring
- The Kilogram per hour belongs to the metric system
Common Kilogram per hour to Kilogram per second Conversions
| Kilograms per hour (kg/hr) | Kilograms per second (kg/s) |
|---|---|
| 0.01 | 0.00000277778 |
| 0.1 | 0.0000277778 |
| 0.25 | 0.0000694444 |
| 0.5 | 0.000138889 |
| 1 | 0.000277778 |
| 2 | 0.000555556 |
| 3 | 0.000833333 |
| 5 | 0.00138889 |
| 10 | 0.00277778 |
| 15 | 0.00416667 |
| 20 | 0.00555556 |
| 25 | 0.00694444 |
| 50 | 0.0138889 |
| 75 | 0.0208333 |
| 100 | 0.0277778 |
| 250 | 0.0694444 |
| 500 | 0.138889 |
| 1000 | 0.277778 |
| 5000 | 1.38889 |
| 10000 | 2.77778 |
Understanding Kilograms per hour
The Kilogram per hour (symbol: kg/hr) is a unit of mass flow rate. A metric mass-flow unit used for industrial process streams, boiler steam output, refinery throughput, and bulk material handling. Chemical plant material balances are routinely computed in kg/hr. A steam boiler might produce 10,000 kg/hr; an espresso machine steam wand is ~15 kg/hr of steam. Converting kg/hr to lb/hr (×2.205) is common for US/international equipment comparison.
It belongs to the metric measurement system.
Kilograms per hour are commonly used in chemical processing, fuel systems, and environmental monitoring.
Understanding Kilograms per second
The Kilogram per second (symbol: kg/s) is a unit of mass flow rate. The SI unit of mass flow rate — mass of substance crossing a boundary per unit time. Kg/s is the universal unit in chemical and mechanical engineering for process calculations, combustion analysis (air and fuel flow rates), turbine mass flow, and rocket propulsion. The Space Shuttle main engines consumed ~512 kg/s of propellant each during ascent; a commercial jet engine burns ~3 kg/s of fuel at cruise.
It belongs to the metric measurement system.
Kilograms per second are commonly used in chemical processing, fuel systems, and environmental monitoring.
Why Convert Kilograms per hour to Kilograms per second?
Converting between Kilograms per hour and Kilograms per second is a frequent requirement for engineers, scientists, and students working with mass flow rate values. Different industries and regions favour different unit systems, so having a dependable conversion tool saves time and prevents errors in technical calculations. Whether you are verifying a specification sheet, cross-checking simulation results, or preparing a report for an international audience, accurate mass flow rate conversion is essential.
Frequently Asked Questions
How do I convert Kilograms per hour to Kilograms per second?
A metric mass-flow unit used for industrial process streams, boiler steam output, refinery throughput, and bulk material handling. To convert Kilograms per hour to Kilograms per second, multiply by 2.7778e-4. For example, 25 kg/hr equals 0.00694444 kg/s.
How many Kilograms per second are in 1 Kilogram per hour?
There are 0.000277778 Kilograms per second in 1 Kilogram per hour.
How many Kilograms per hour are in 1 Kilogram per second?
There are 3600 Kilograms per hour in 1 Kilogram per second.
What is the formula for Kilogram per hour to Kilogram per second conversion?
The formula is: multiply by 2.7778e-4. This means 1 kg/hr = 0.000277778 kg/s.
Is a Kilogram per hour bigger than a Kilogram per second?
Yes. One Kilogram per hour is larger than one Kilogram per second because 1 kg/hr equals 0.000277778 kg/s, which is less than 1.
When do you need to convert between Kilograms per hour and Kilograms per second?
The SI unit of mass flow rate — mass of substance crossing a boundary per unit time. Kilogram per hour and Kilogram per second are both mass flow units, so conversion comes up whenever one source of information uses one unit and another uses the other — a classic cross-reference challenge in engineering, trade, travel, and everyday life.