Calories (it)/second/square centimeter/°C to Kilocalories (it)/hour/square foot/°C Converter (cal/(s·cm²·°C) to kcal/(h·ft²·°C))
cal/(s·cm²·°C) × 3344.4981285 = kcal/(h·ft²·°C)
Calculation: 1 cal/(s·cm²·°C) × 3344.4981285 = 3344.4981285 kcal/(h·ft²·°C)
Common Calorie (IT)/second/square centimeter/°C to Kilocalorie (IT)/hour/square foot/°C Calculations
Quick-lookup reference table showing calculated equivalents for standard increments between Calorie (IT)/second/square centimeter/°C (cal/(s·cm²·°C)) and Kilocalorie (IT)/hour/square foot/°C (kcal/(h·ft²·°C)).
| Conversion & Equivalent Value | Scientific Notation |
|---|---|
| 0.001 cal/(s·cm²·°C) 3.344498 kcal/(h·ft²·°C) | 3.344 × 10⁰ |
| 0.01 cal/(s·cm²·°C) 33.444981 kcal/(h·ft²·°C) | 3.344 × 10¹ |
| 0.1 cal/(s·cm²·°C) 334.449813 kcal/(h·ft²·°C) | 3.344 × 10² |
| 0.5 cal/(s·cm²·°C) 1672.249064 kcal/(h·ft²·°C) | 1.672 × 10³ |
| 1 cal/(s·cm²·°C) 3344.498129 kcal/(h·ft²·°C) | 3.344 × 10³ |
| 2 cal/(s·cm²·°C) 6688.996257 kcal/(h·ft²·°C) | 6.689 × 10³ |
| 5 cal/(s·cm²·°C) 16722.490643 kcal/(h·ft²·°C) | 1.672 × 10⁴ |
| 10 cal/(s·cm²·°C) 33444.981285 kcal/(h·ft²·°C) | 3.344 × 10⁴ |
| 20 cal/(s·cm²·°C) 66889.96257 kcal/(h·ft²·°C) | 6.689 × 10⁴ |
| 25 cal/(s·cm²·°C) 83612.453213 kcal/(h·ft²·°C) | 8.361 × 10⁴ |
| 50 cal/(s·cm²·°C) 167224.906425 kcal/(h·ft²·°C) | 1.672 × 10⁵ |
| 100 cal/(s·cm²·°C) 334449.81285 kcal/(h·ft²·°C) | 3.344 × 10⁵ |
| 250 cal/(s·cm²·°C) 836124.532125 kcal/(h·ft²·°C) | 8.361 × 10⁵ |
| 500 cal/(s·cm²·°C) 1672249.064251 kcal/(h·ft²·°C) | 1.672 × 10⁶ |
| 1000 cal/(s·cm²·°C) 3344498.128501 kcal/(h·ft²·°C) | 3.344 × 10⁶ |
| Reciprocal & Equivalent Value | Scientific Notation |
|---|---|
| 1 kcal/(h·ft²·°C) 0.000298999 cal/(s·cm²·°C) | 2.99 × 10⁻⁴ |
| 5 kcal/(h·ft²·°C) 0.00149499 cal/(s·cm²·°C) | 1.495 × 10⁻³ |
| 10 kcal/(h·ft²·°C) 0.00298999 cal/(s·cm²·°C) | 2.99 × 10⁻³ |
| 50 kcal/(h·ft²·°C) 0.0149499 cal/(s·cm²·°C) | 1.495 × 10⁻² |
| 100 kcal/(h·ft²·°C) 0.0298999 cal/(s·cm²·°C) | 2.99 × 10⁻² |
Real-World Context & Everyday Benchmarks
Tap to load into converterTo help contextualize these units in everyday life, science, and engineering, here are verified real-world reference points for Calorie (IT)/second/square centimeter/°C (cal/(s·cm²·°C)) and Kilocalorie (IT)/hour/square foot/°C (kcal/(h·ft²·°C)):
Calorie (IT)/second/square centimeter/°C References:
- High-velocity liquid sodium fast reactor heat exchanger core 0.5 cal/(s·cm²·°C)
Kilocalorie (IT)/hour/square foot/°C References:
- Air heating ductwork uninsulated metallic surface heat loss 1.5 kcal/(h·ft²·°C)
How to Convert Calorie (IT)/second/square centimeter/°C to Kilocalorie (IT)/hour/square foot/°C
Converting Calorie (IT)/second/square centimeter/°C (cal/(s·cm²·°C)) to Kilocalorie (IT)/hour/square foot/°C (kcal/(h·ft²·°C)) is a core calculation in Heat Transfer Coefficient, which quantifies the proportionality constant between the heat flux and the thermodynamic driving temperature difference. This calculation navigates the boundary between the International Metric System (SI) and British Imperial / US Customary engineering standards. In contemporary metrology, Imperial units are defined in terms of exact SI standards via international agreements—notably NIST SP 811 and the 1959 International Yard and Pound Agreement. Exactly 1 Calorie (IT)/second/square centimeter/°C equals 3344.498129 Kilocalorie (IT)/hour/square foot/°C, while 1 kcal/(h·ft²·°C) equals 0.000298999 cal/(s·cm²·°C).
Mathematical Conversion Derivation via Coherent SI Base Unit
Under the International System of Quantities (ISQ), dimensional conversion between non-SI units is rigorously resolved by bridging through the coherent SI base unit (watt per square meter kelvin (W/(m²·K))) without arbitrary rounding:
1 cal/(s·cm²·°C) = 41867.98188 watt per square meter kelvin (W/(m²·K))1 kcal/(h·ft²·°C) = 12.518465 watt per square meter kelvin (W/(m²·K))V(kcal/(h·ft²·°C)) = V(cal/(s·cm²·°C)) × ( 41867.98188 / 12.518465 ) = V(cal/(s·cm²·°C)) × 3344.498129Value in Kilocalorie (IT)/hour/square foot/°C = Value in Calorie (IT)/second/square centimeter/°C × 3344.4981285Direct computational formula applied for standard conversion.For an engineering input of 8 cal/(s·cm²·°C), applying the conversion factor yields exactly 26755.985028 kcal/(h·ft²·°C). At larger operational scale, 240 Calorie (IT)/second/square centimeter/°C corresponds to 802679.55084 kcal/(h·ft²·°C).
Inverse check: 1 kcal/(h·ft²·°C) = 0.000298999 cal/(s·cm²·°C).Understanding Calorie (IT)/second/square centimeter/°C and Kilocalorie (IT)/hour/square foot/°C
Calorie (IT)/second/square centimeter/°C
cal/(s·cm²·°C)A Calorie (IT)/second/square centimeter/°C (cal/(s·cm²·°C)) is a recognized unit for heat transfer coefficient.
Applications & Practical Context
In practical heat transfer coefficient terms, a high-velocity liquid sodium fast reactor heat exchanger core equals 0.5 cal/(s·cm²·°C).
A physical magnitude of 1 cal/(s·cm²·°C) corresponds to 41867.98188 W/(m²·K) in standard SI measurement.
1 cal/(s·cm²·°C) = 41867.98188 W/(m²·K)Kilocalorie (IT)/hour/square foot/°C
kcal/(h·ft²·°C)A Kilocalorie (IT)/hour/square foot/°C (kcal/(h·ft²·°C)) is a decimal multiple of the SI-derived unit for heat transfer coefficient.
Applications & Practical Context
In practical heat transfer coefficient terms, a air heating ductwork uninsulated metallic surface heat loss equals 1.5 kcal/(h·ft²·°C).
A physical magnitude of 1 kcal/(h·ft²·°C) corresponds to 12.518465 W/(m²·K) in standard SI measurement.
1 kcal/(h·ft²·°C) = 12.518465 W/(m²·K)Domain Metrology & Engineering Applications
Newton's Law of Cooling (q = h · ΔT)
Rigorously quantified in laboratory and field settings using surface heat flux transducer plates coupled with surface RTD arrays, and wind tunnel boundary layer calorimeters.
Applied across industrial heat exchanger rating, nuclear reactor cooling loop simulation, electronics forced-air cooling, and architectural U-value certification under international metrology standard ISO 80000-5:2019, ASME PTC.
Formulas, conversion coefficients, and base definitions on this page strictly adhere to the ISO 80000-5:2019, ASME PTC and the BIPM SI Brochure (9th Edition). Governed by Newton's Law of Cooling (q = h · ΔT) under ISO 80000 dimensional vector [M T⁻³ Θ⁻¹].
Heat Transfer Coefficient to Convective Flux Bridge (W/m² • kW/m² • BTU/(h·ft²) • cal/(s·cm²))
Calculate Newton’s law of cooling convective heat flux q" = h × ΔT across convective film temperature drops, bridging heat transfer coefficient [M T⁻³ Θ⁻¹] with heat flux [M T⁻³].
q" = h × ΔT
[W/(m²·K)] × [K] → [W/m²]
-
1. Normalize Input to SI Base Unit (W/(m²·K)):
h = 1 cal/(s·cm²·°C) × 41867.98187954 = 41867.98187954 W/(m²·K) -
2. Apply Engineering Parameter (ΔT):
Selected condition: Forced Air Duct Cooling (ΔT = 25 K) at ΔT = 25 K -
3. Execute Governing Physical Law in SI Units:
q" = h × ΔT = (41867.98187954 W/(m²·K)) × (25 K) = 1046699.546988 W/m² -
4. Convert to Standard Engineering Units:
• W/m²: 1046699.546988 × 1 = 1046699.547 W/m² (Watts per Square Meter) • kW/m²: 1046699.546988 × 0.001 = 1046.6995 kW/m² (Kilowatts per Square Meter) • BTU/(h·ft²): 1046699.546988 × 0.317 = 331802.0775 BTU/(h·ft²) (BTU per Hour Sq. Foot) • cal/(s·cm²): 1046699.546988 × 2.3885 × 10⁻⁵ = 24.999989 cal/(s·cm²) (Calories per Second Sq. Cm) • Ly/min: 1046699.546988 × 0.001433 = 1500.2693 Ly/min (Langley per Minute) • MW/m²: 1046699.546988 × 1 × 10⁻⁶ = 1.0467 MW/m² (Megawatts per Square Meter)
| Engineering Substance / Operating Standard | Parameter Value (K) | Reference State / Condition | Typical Industrial & Engineering Application |
|---|---|---|---|
| Natural Air Convection (ΔT = 15 K) | 15 |
ΔT = 15 K (15°C) | Still room air room heating surface delta |
| Forced Air Duct Cooling (ΔT = 25 K) | 25 |
ΔT = 25 K (25°C) | Forced fan ventilation heatsink airflow |
| Forced Liquid Water Cooling (ΔT = 30 K) | 30 |
ΔT = 30 K | Pumped liquid cold plate or engine jacket |
| Nucleate Boiling Heat Transfer (ΔT = 50 K) | 50 |
ΔT = 50 K | Boiler evaporator tube wall boundary |
Frequently Asked Questions
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Physically Coupled Thermodynamics & Heat Converters
Explore interconnected physical dimension converters within the Thermodynamics & Heat cluster (ISO 80000-5:2019).