Convert Pounds per hour to Kilograms per second
Instantly convert Pounds per hour (lb/hr) to Kilograms per second (kg/s) with our free online calculator.
Formula: lb/hr to kg/s — multiply by 1.2600e-4
Reference Table
| Pounds per hour (lb/hr) | Kilograms per second (kg/s) |
|---|---|
| 1 | 0.000125998 |
| 5 | 0.00062999 |
| 10 | 0.00125998 |
| 25 | 0.00314995 |
| 50 | 0.0062999 |
| 100 | 0.0125998 |
How to Convert Pounds per hour to Kilograms per second
Formula
To convert Pounds per hour (lb/hr) to Kilograms per second (kg/s): multiply by 1.2600e-4
Step-by-Step
- Start with your value in Pounds per hour (lb/hr).
- Multiply by 1.2600e-4 to perform the conversion.
- The result is your value expressed in Kilograms per second (kg/s).
Conversion Factor
1 lb/hr = 0.000125998 kg/s
Reverse Factor
1 kg/s = 7936.63 lb/hr
Worked Example
Convert 25 Pounds per hour to Kilograms per second: 25 lb/hr = 0.00314995 kg/s
About Pound per hour (lb/hr)
An imperial mass-flow unit dominant in US HVAC, boiler and steam-engineering work, petroleum refining, and chemical process plants. Boiler capacities in the US are traditionally rated in lb/hr of steam output (e.g., "500 horsepower boiler" ≈ 17,250 lb/hr of saturated steam). Fuel consumption on large engines and turbines is frequently quoted in lb/hr.
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 Pound per hour equals 0.000125998 Kilograms per second
- 1 Kilogram per second equals 7936.63 Pounds per hour
- Pound 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 Pound per hour belongs to the imperial system
- The Kilogram per second belongs to the metric system
Common Pound per hour to Kilogram per second Conversions
| Pounds per hour (lb/hr) | Kilograms per second (kg/s) |
|---|---|
| 0.01 | 0.00000125998 |
| 0.1 | 0.0000125998 |
| 0.25 | 0.0000314995 |
| 0.5 | 0.000062999 |
| 1 | 0.000125998 |
| 2 | 0.000251996 |
| 3 | 0.000377994 |
| 5 | 0.00062999 |
| 10 | 0.00125998 |
| 15 | 0.00188997 |
| 20 | 0.00251996 |
| 25 | 0.00314995 |
| 50 | 0.0062999 |
| 75 | 0.00944985 |
| 100 | 0.0125998 |
| 250 | 0.0314995 |
| 500 | 0.062999 |
| 1000 | 0.125998 |
| 5000 | 0.62999 |
| 10000 | 1.25998 |
Understanding Pounds per hour
The Pound per hour (symbol: lb/hr) is a unit of mass flow rate. An imperial mass-flow unit dominant in US HVAC, boiler and steam-engineering work, petroleum refining, and chemical process plants. Boiler capacities in the US are traditionally rated in lb/hr of steam output (e.g., "500 horsepower boiler" ≈ 17,250 lb/hr of saturated steam). Fuel consumption on large engines and turbines is frequently quoted in lb/hr.
It belongs to the imperial measurement system.
Pounds 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 Pounds per hour to Kilograms per second?
Converting between Pounds 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 Pounds per hour to Kilograms per second?
An imperial mass-flow unit dominant in US HVAC, boiler and steam-engineering work, petroleum refining, and chemical process plants. To convert Pounds per hour to Kilograms per second, multiply by 1.2600e-4. For example, 25 lb/hr equals 0.00314995 kg/s.
How many Kilograms per second are in 1 Pound per hour?
There are 0.000125998 Kilograms per second in 1 Pound per hour.
How many Pounds per hour are in 1 Kilogram per second?
There are 7936.63 Pounds per hour in 1 Kilogram per second.
What is the formula for Pound per hour to Kilogram per second conversion?
The formula is: multiply by 1.2600e-4. This means 1 lb/hr = 0.000125998 kg/s.
Is a Pound per hour bigger than a Kilogram per second?
Yes. One Pound per hour is larger than one Kilogram per second because 1 lb/hr equals 0.000125998 kg/s, which is less than 1.
When do you need to convert between Pounds per hour and Kilograms per second?
The SI unit of mass flow rate — mass of substance crossing a boundary per unit time. Pound 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.