Watts/meter/kelvin to Calories (thermochemical)/second/centimeter/°C Converter (W/(m·K) to cal/(s·cm·°C))
W/(m·K) × 0.00238846 = cal/(s·cm·°C)
Calculation: 1 W/(m·K) × 0.00238846 = 0.00238846 cal/(s·cm·°C)
Common Watt/meter/kelvin to Calorie/second/centimeter/°C Calculations
Quick-lookup reference table showing calculated equivalents for standard increments between Watt/meter/kelvin (W/(m·K)) and Calorie/second/centimeter/°C (cal/(s·cm·°C)).
| Conversion & Equivalent Value | Scientific Notation |
|---|---|
| 0.001 W/(m·K) 2.38846 × 10⁻⁶ cal/(s·cm·°C) | 2.388 × 10⁻⁶ |
| 0.01 W/(m·K) 2.38846 × 10⁻⁵ cal/(s·cm·°C) | 2.388 × 10⁻⁵ |
| 0.1 W/(m·K) 0.000238846 cal/(s·cm·°C) | 2.388 × 10⁻⁴ |
| 0.5 W/(m·K) 0.00119423 cal/(s·cm·°C) | 1.194 × 10⁻³ |
| 1 W/(m·K) 0.00238846 cal/(s·cm·°C) | 2.388 × 10⁻³ |
| 2 W/(m·K) 0.00477692 cal/(s·cm·°C) | 4.777 × 10⁻³ |
| 5 W/(m·K) 0.0119423 cal/(s·cm·°C) | 1.194 × 10⁻² |
| 10 W/(m·K) 0.0238846 cal/(s·cm·°C) | 2.388 × 10⁻² |
| 20 W/(m·K) 0.0477692 cal/(s·cm·°C) | 4.777 × 10⁻² |
| 25 W/(m·K) 0.0597115 cal/(s·cm·°C) | 5.971 × 10⁻² |
| 50 W/(m·K) 0.119423 cal/(s·cm·°C) | 1.194 × 10⁻¹ |
| 100 W/(m·K) 0.238846 cal/(s·cm·°C) | 2.388 × 10⁻¹ |
| 250 W/(m·K) 0.597115 cal/(s·cm·°C) | 5.971 × 10⁻¹ |
| 500 W/(m·K) 1.19423 cal/(s·cm·°C) | 1.194 × 10⁰ |
| 1000 W/(m·K) 2.38846 cal/(s·cm·°C) | 2.388 × 10⁰ |
| Reciprocal & Equivalent Value | Scientific Notation |
|---|---|
| 1 cal/(s·cm·°C) 418.679819 W/(m·K) | 4.187 × 10² |
| 5 cal/(s·cm·°C) 2093.399094 W/(m·K) | 2.093 × 10³ |
| 10 cal/(s·cm·°C) 4186.798188 W/(m·K) | 4.187 × 10³ |
| 50 cal/(s·cm·°C) 20933.99094 W/(m·K) | 2.093 × 10⁴ |
| 100 cal/(s·cm·°C) 41867.98188 W/(m·K) | 4.187 × 10⁴ |
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 Watt/meter/kelvin (W/(m·K)) and Calorie/second/centimeter/°C (cal/(s·cm·°C)):
Watt/meter/kelvin References:
- Stationary atmospheric dry air thermal conductivity at sea level 0.026 W/(m·K)
- Commercial fiberglass building insulation batt thermal conductivity 0.04 W/(m·K)
- Liquid drinking water thermal conductivity at room temperature 0.6 W/(m·K)
- Architectural structural concrete wall thermal conductivity 1.5 W/(m·K)
- High-purity electrical copper metal heat conductor thermal conductivity 401 W/(m·K)
Calorie/second/centimeter/°C References:
- Stationary atmospheric dry air thermal conductivity at sea level 6.2E-5 cal/(s·cm·°C)
- Commercial fiberglass building insulation batt thermal conductivity 9.6E-5 cal/(s·cm·°C)
- Liquid drinking water thermal conductivity at room temperature 0.001433 cal/(s·cm·°C)
- Architectural structural concrete wall thermal conductivity 0.003583 cal/(s·cm·°C)
How to Convert Watt/meter/kelvin to Calorie/second/centimeter/°C
Converting Watt/meter/kelvin (W/(m·K)) to Calorie/second/centimeter/°C (cal/(s·cm·°C)) is a core calculation in Thermal Conductivity, which measures a material's intrinsic capacity to conduct and transfer heat through microscopic collisions. Because Calorie/second/centimeter/°C is a broader physical scale than Watt/meter/kelvin, converting from W/(m·K) to cal/(s·cm·°C) condenses the numerical figure. It takes 418.679819 Watt/meter/kelvin to equal a single Calorie/second/centimeter/°C (1 W/(m·K) = 0.00238846 cal/(s·cm·°C)). To convert any quantity, multiply by 0.00238846 (or divide by 418.679819).
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 meter kelvin (W/(m·K))) without arbitrary rounding:
1 W/(m·K) = 1 watt per meter kelvin (W/(m·K))1 cal/(s·cm·°C) = 418.679819 watt per meter kelvin (W/(m·K))V(cal/(s·cm·°C)) = V(W/(m·K)) × ( 1 / 418.679819 ) = V(W/(m·K)) × 0.00238846Value in Calorie/second/centimeter/°C = Value in Watt/meter/kelvin × 0.00238846Direct computational formula applied for standard conversion.Evaluating an input of 120 Watt/meter/kelvin (W/(m·K)) produces 0.286615 Calorie/second/centimeter/°C (cal/(s·cm·°C)). In heavy-duty utility and industrial workloads, 100 W/(m·K) equals 0.238846 cal/(s·cm·°C).
Inverse check: 1 cal/(s·cm·°C) = 418.679819 W/(m·K).Understanding Watt/meter/kelvin and Calorie/second/centimeter/°C
Watt/meter/kelvin
W/(m·K)A Watt/meter/kelvin (W/(m·K)) is the official base standard unit for thermal conductivity.
Applications & Practical Context
In practical thermal conductivity terms, a stationary atmospheric dry air thermal conductivity at sea level equals 0.026 W/(m·K), a commercial fiberglass building insulation batt thermal conductivity equals 0.04 W/(m·K), a liquid drinking water thermal conductivity at room temperature equals 0.6 W/(m·K).
A thermal conductivity of 1 W/(m·K) produces a steady heat flow rate of 1 watt across a 1-meter thickness with a 1-kelvin gradient.
1 W/(m·K) = 1 W/(m·K) (Base Standard)Calorie/second/centimeter/°C
cal/(s·cm·°C)A Calorie/second/centimeter/°C (cal/(s·cm·°C)) is a recognized unit for thermal conductivity.
Applications & Practical Context
In practical thermal conductivity terms, a stationary atmospheric dry air thermal conductivity at sea level equals 6.2 × 10⁻⁵ cal/(s·cm·°C), a commercial fiberglass building insulation batt thermal conductivity equals 9.6 × 10⁻⁵ cal/(s·cm·°C), a liquid drinking water thermal conductivity at room temperature equals 0.001433 cal/(s·cm·°C).
A physical magnitude of 1 cal/(s·cm·°C) corresponds to 418.679819 W/(m·K) in standard SI measurement.
1 cal/(s·cm·°C) = 418.679819 W/(m·K)Domain Metrology & Engineering Applications
Fourier's Law of Heat Conduction (q = -k · ∇T)
Rigorously quantified in laboratory and field settings using guarded hot plate apparatus (ASTM C177), laser flash thermal diffusivity analyzers, and transient plane source (TPS) sensors.
Applied across thermal interface material (TIM) development, architectural insulation manufacturing, aerospace heat shield design, and refractory ceramics under international metrology standard ISO 80000-5:2019, ASTM C177.
Formulas, conversion coefficients, and base definitions on this page strictly adhere to the ISO 80000-5:2019, ASTM C177 and the BIPM SI Brochure (9th Edition). Governed by Fourier's Law of Heat Conduction (q = -k · ∇T) under ISO 80000 dimensional vector [M L T⁻³ Θ⁻¹].
Thermal Conductivity to Heat Flux Density Bridge (W/m² • kW/m² • BTU/(h·ft²) • cal/(s·cm²))
Calculate Fourier conduction heat flux q" = k × ∇T across building envelopes and industrial heat exchangers, bridging thermal conductivity [M L T⁻³ Θ⁻¹] with heat flux density [M T⁻³].
q" = k × ∇T
[W/(m·K)] × [K/m] → [W/m²]
-
1. Normalize Input to SI Base Unit (W/(m·K)):
k = 1 W/(m·K) × 1 = 1 W/(m·K) -
2. Apply Engineering Parameter (∇T):
Selected condition: Insulated Wall Core (20K across 0.1m = 200 K/m) at ∇T = 200 K/m -
3. Execute Governing Physical Law in SI Units:
q" = k × ∇T = (1 W/(m·K)) × (200 K/m) = 200 W/m² -
4. Convert to Standard Engineering Units:
• W/m²: 200 × 1 = 200 W/m² (Watts per Square Meter) • kW/m²: 200 × 0.001 = 0.2 kW/m² (Kilowatts per Square Meter) • BTU/(h·ft²): 200 × 0.317 = 63.3997 BTU/(h·ft²) (BTU per Hour Sq. Foot) • cal/(s·cm²): 200 × 2.3885 × 10⁻⁵ = 0.00477692 cal/(s·cm²) (Calories per Second Sq. Cm) • Ly/min: 200 × 0.001433 = 0.2867 Ly/min (Langley per Minute) • MW/m²: 200 × 1 × 10⁻⁶ = 0.0002 MW/m² (Megawatts per Square Meter)
| Engineering Substance / Operating Standard | Parameter Value (K/m) | Reference State / Condition | Typical Industrial & Engineering Application |
|---|---|---|---|
| Insulated Wall Core (20K across 0.1m = 200 K/m) | 200 |
200 K/m | Standard residential fiberglass/mineral wool batt |
| Solid Brick Masonry (25K across 0.25m = 100 K/m) | 100 |
100 K/m | Architectural structural brick veneer wall |
| Steam Boiler Tube Wall (100K across 0.005m = 20,000 K/m) | 20000 |
20,000 K/m | Carbon steel heat recovery steam boiler tube |
| CPU Copper Heat Spreader (30K across 0.002m = 15,000 K/m) | 15000 |
15,000 K/m | Semiconductor thermal interface heat spreader |
Frequently Asked Questions
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