Materials and Temperatures

Insulated Supports: Temperature, Dimensional, and Material Variances

Temperature Ranges

Pipe Shields Inc. strongly recommends the following temperature ranges for our standard insulation material:

Material Temperature
Calcium Silicate + 40°F to + 1200°F
Polyurethane – 275°F to + 275°F
Permali®/Insulam® – 328°F to + 248°F
Foamglas® – 450°F to + 900°F

Material Variances

Our standard paint finish is SP150 Red Oxide Primer which meets full EPA and California safety regulations. Other paint finishes are available upon request:

  • Hot dipped galvanized
  • In-organic zinc (CZ11HS)
  • SP145 grey oxide
  • Carbothane 134HG
  • Carbozinc 859

Slide plate material and other field welded material are coated with deoxaluminate (silver coating).

Model Designation for Alternate Insulation Materials

Polyurethane – Add U after Catalog Model Number Example: Pipe Shields B1000U
Urethane/Foamglas® – Add UF after Catalog Model Number Example: Pipe Shields B1000UF
Calcium Silicate/Foamglas® – Add CF after Catalog Model Number Example: Pipe Shields B1000CF

Typical Minimum Insulation Thickness

Temperature Range °F Pipe Size – Inches
2 & Less 2½ & 3 4 5 6 8 10 12 14-16 18-20 22-24 26-30 30-38 40 & Over Equipment
For Thermal Efficiency
1000-1099 4½ 4½ 5 5 5½ 5½ 6 6 6½ 6½ 6½ 7 7 7½ 7½
900-999 4½ 4½ 4½ 5 5 5½ 5½ 6 6 6 6½ 6½ 7 7 7
800-899 4 4½ 4½ 4½ 5 5 5 5½ 5½ 5½ 5½ 6 6 6½ 6½
700-799 3½ 4 4 4 4½ 4½ 4½ 4½ 5 5 5 5½ 5½ 5½ 5½
600-699 3½ 3½ 4 4 4 4½ 4½ 4½ 4½ 4½ 5 5 5 5 5
500-599 3 3 3½ 3½ 4 4 4 4½ 4½ 4½ 4½ 4½ 5 5 5
400-499 2½ 3 3 3 3½ 4 4 4 4½ 4½ 4½ 4½ 4½ 4½ 4½
300-399 1½ 1½ 2 2 2 2½ 2½ 2½ 3 3 3½ 3½ 4 4 4
200-299 1 1 1½ 1½ 1½ 1½ 2 2 2 2 2 2½ 2½ 2½ 2½
100-199 1 1 1 1 1 1½ 1½ 1½ 1½ 1½ 1½ 1½ 1½ 1½ 1½
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