Pipe Insulation

on . Posted in Pipe Layout Datasheets

Pipe insulation is a material used to cover and protect pipes, typically for the purpose of preventing heat loss or gain, controlling condensation, and providing thermal insulation.  Pipes that transport hot fluids, such as water or steam, can lose heat to the surrounding environment, and cold pipes can accumulate condensation.  Pipe insulation helps to address these issues by creating a barrier between the pipe and the external conditions.

Pipe Insulation Index

Common materials used for pipe insulation

  • Fiberglass  -  Fiberglass pipe insulation is made of fine glass fibers and is available in various forms, such as pre-formed sections or rolls.
  • Foam Insulation  -  Polyethylene or polyurethane foam insulation is another common choice.  It comes in different forms, including tubes and sheets, and is known for its lightweight and easy installation.
  • Mineral Wool  -  Mineral wool insulation is made from natural or synthetic minerals, such as basalt or slag.  It is resistant to fire and can handle high temperatures.
  • Rubber  -  Rubber pipe insulation is often used for pipes carrying liquids at lower temperatures.  It is flexible and can be easily fitted around pipes.

primary benefits of pipe insulation

  • Energy Efficiency  -  By preventing heat loss or gain from pipes, insulation helps to improve the overall energy efficiency of a system.
  • Condensation Control  -  Insulation reduces the likelihood of condensation forming on cold pipes, preventing potential damage and corrosion.
  • Temperature Control  -  Insulating pipes helps maintain a consistent temperature for the transported fluids.
  • Reduced Heat Loss  -  Insulation minimizes the heat loss from hot pipes, which is particularly important in systems where energy conservation is a priority.

The choice of insulation material depends on factors such as the temperature of the pipe, the type of fluid being transported, and the specific requirements of the application.  Properly installed pipe insulation is a key component of many building and industrial systems, contributing to both energy efficiency and equipment longevity.

insulation density

The density of pipe insulation refers to the mass per unit volume of the insulation material.  It is typically expressed in terms of kilograms per cubic meter (kg/m³) or pounds per cubic foot (lb/ft³), depending on the measurement system used.

Density of the insulation is an important parameter because it can affect the insulation's thermal performance, mechanical properties, and overall effectiveness in providing insulation.  Different insulation materials have varying densities, and the choice of density depends on factors such as the application, temperature requirements, and specific performance criteria.

  • Higher Density  -  Higher density insulation materials tend to offer better thermal performance and mechanical strength.  They may be more effective in applications where durability and resistance to compression are crucial.
  • Lower Density  -  Lower density insulation materials may be more lightweight and flexible.  They are often used in applications where weight is a concern or where flexibility is important for easy installation around pipes with complex shapes.

It's essential to consider the specific requirements of the piping system and the conditions it will be exposed to when selecting pipe insulation with an appropriate density.  For instance, in industrial settings with high temperature pipes, a denser and more heat resistant insulation material might be preferred.  When working with pipe insulation, manufacturers and suppliers typically provide information about the density of their products as part of the technical specifications.  It's advisable to consult these specifications and, if necessary, seek guidance from insulation professionals or engineers to ensure that the chosen insulation meets the requirements of the specific application

 

 

Pipe Insulation Datasheets

Calcium Silicate Insulation for Full Heat Conservation - Economic Thickness of Insulation (in)

(NPS)Temperature Range
1002003004005006007008009001,0001,1001,200
1/2 0.0 0.0 0.0 1.0 1.0 1.0 1.5 1.5 1.5 1.5 1.5 1.5
3/4 0.0 0.0 0.0 1.0 1.0 1.5 1.5 1.5 1.5 1.5 1.5 2.5
1 0.0 0.0 1.0 1.0 1.0 1.5 1.5 1.5 1.5 1.5 2.5 2.5
1 1/2 0.0 0.0 1.0 1.0 1.5 1.5 1.5 1.5 2.5 2.5 2.5 2.5
2 0.0 0.0 1.0 1.5 1.5 1.5 1.5 2.5 2.5 2.5 2.5 2.5
3 0.0 1.0 1.5 1.5 1.5 1.5 2.5 2.5 2.5 2.5 2.5 2.5
4 0.0 1.0 1.0 1.5 1.5 1.5 2.5 2.5 2.5 2.5 2.5 2.5
6 0.0 1.5 1.5 1.5 1.5 1.5 2.5 2.5 2.5 2.5 2.5 2.5
8 0.0 1.5 1.5 1.5 2.0 2.0 2.5 2.5 2.5 2.5 2.5 2.5
10 0.0 1.5 1.5 1.5 2.0 2.5 2.5 2.5 2.5 2.5 2.5 3.0
12 0.0 1.5 1.5 2.0 2.0 2.5 2.5 2.5 2.5 2.5 2.5 3.0
14 0.0 1.5 1.5 2.0 2.0 2.5 2.5 2.5 2.5 2.5 2.5 3.0
16 0.0 1.5 1.5 2.0 2.0 2.5 2.5 2.5 2.5 2.5 2.5 3.0
18 0.0 1.5 1.5 2.0 2.0 2.5 2.5 2.5 2.5 2.5 2.5 3.0
20 0.0 1.5 2.0 2.0 2.0 2.5 2.5 2.5 2.5 2.5 3.0 3.0
24 0.0 2.0 2.0 2.0 2.0 2.5 2.5 2.5 2.5 2.5 2.5 3.0
30 0.0 1.5 1.5 1.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 3.5
30+ 0.0 1.5 1.5 2.0 2.5 2.5 2.5 2.5 3.0 3.0 3.0 4.0

  

Maximum Allowable Operating Temperature in Degrees F for Piping and Vessels Which Will Maintain Surface Temperature of Thickness at 160°F (in)

(NPS)Temperature Range
1.001.502.002.503.003.504.004.505.005.506.00
1/2 432 589 741 885 1,021 1,149 1,270 1,383 1,491 1,593 1,690
3/4 418 566 711 850 981 1,106 1,223 1,334 1,439 1,539 1,635
1 404 544 683 816 942 1,063 1,177 1,285 1,388 1,486 1,579
1 1/2 385 513 640 763 882 995 1,103 1,206 1,305 1,399 1,489
2 376 496 617 734 848 957 1,061 1,161 1,256 1,348 1,435
3 362 471 581 689 794 895 993 1,086 1,176 1,263 1,346
4 354 458 562 664 763 859 952 1,042 1,128 1,211 1,291
6 346 442 537 631 723 811 897 981 1,061 1,139 1,214
8 341 433 524 613 699 784 865 944 1,021 1,095 1,167
10 338 427 514 600 683 764 842 918 991 1,062 1,131
12 336 423 508 591 682 750 826 899 970 1,039 1,106
14 335 421 505 587 666 743 817 890 960 1,028 1,094
16 334 419 501 581 659 734 807 877 946 1,012 1,076
18 333 417 498 577 653 727 798 867 934 999 1,062
20 332 415 495 573 648 721 791 859 925 989 1,051
24 331 412 491 567 640 711 780 846 910 972 1,032
30 330 410 481 561 633 702 768 832 894 954 1,012
30+ 325 399 470 536 599 658 715 769 820 870 917

 

Piping Designer Logo 1

Tags: Pipe Heat Tables Pipeline