# Heat Loss and Insulation

## Heat loss from pipes, tubes and tanks - with and without insulation - foam, fiberglass, rockwool and more

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### Arithmetic and Logarithmic Mean Temperature Difference

Arithmetic Mean Temperature Difference - *AMTD* - and Logarithmic Mean Temperature Difference - *LMTD* - formulas with examples - Online Mean Temperature Calculator

### Conductive Heat Transfer

Heat transfer takes place as conduction in a soilid if there is a temperature gradient

### Convective Heat Transfer

Heat transfer between a solid and a moving fluid is called convection. This is a short tutorial about convective heat transfer

### Copper Pipes - Insulation and Heat Loss

Heat loss to surrounding air from insulated copper tubes

### Copper Tubes - Heat Loss

Heat loss from uninsulated copper tubes at various temperature differences between tube and air

### Heat Loss from Pipes Calculator

Online heat loss from pipes and tubes calculator

### Heat Loss from Uninsulated Copper Tubes

Heat loss from uninsulated copper pipes - dimensions ranging *1/2 - 4 inches*

### Heat Loss from a Bare Pipe Surface

Heat losses from bare pipe surfaces

### Insulated Pipes - Heat Loss Diagrams

Heat loss *(W/m)* from insulated pipesĀ - ranging *1/2 - 6 inches* - insulation thickness *10 - 80 mm* - temperature differences *20 - 180 deg C*

### Insulated Pipes - Heat Loss Diagrams

Heat loss *(W/ft)* diagrams for insulated pipesĀ - ranging *1/2 - 6 inches* - insulation thickness* 0.5 - 4 inches* - temperature difference *50 - 350 deg F *

### Insulation Materials - Temperature Ranges

Temperature limits for some commonly used insulation materials

### Oil Tanks and Heat Loss

Heat loss from lagged and unlagged, sheltered and exposed oil tanks

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### Overall Heat Transfer Coefficient

Calculate overall heat transfer coefficients for walls or heat exchangers

### Perlite Insulation

Thermal conductivity of perlite insulation - temperature and k-values

### Piping - Recommended Insulation Thickness

Recommended insulation thickness of heating systems like hot water, low, medium or high pressure steam systems

### Polyurethane Insulation

Thermal conductivity of polyurethane insulation - temperatures and k-values

### Radiation Emissivities of some common Materials

Radiation emissivities of some common materials like water, ice, snow, grass and more

### Radiation Heat Transfer

Heat transfer due to emission of electromagnetic waves is known as thermal radiation

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### Steel Pipes - Heat Loss Diagram

Heat loss from steel pipes and tubes - dimensions ranging *1/2 - 12 inches *

### Submerged Coils - Heat Transfer Coefficients

Heat transfer coefficients for steam and hot water coils submerged in oil tanks