Division 22 23 Ebook Page 47 Pipe and Mechanical Insulation Brochure

20 Thermal conductivity Mean Temperature F k* Mean Temperature C * 75 0.24 25 0.035 100 0.25 50 0.038 200 0.32 100 0.047 300 0.40 150 0.058 400 0.48 200 0.069 500 0.58 250 0.081 0 200 100 300 400 500 Mean Temperature, F 0.0 0.1 0.2 0.3 0.4 0.5 0.6 Conductivity Btu in/hr ft. 2 F Stretch-out requirements Flexwrap Thickness Pipe OD 1.5 in. (38mm) 2 in. (51mm) 2.5 in. (64mm) 3 in. (76mm) NPS in. in. (mm) 6 6.6 8 8.6 36.5 (928) 10 10.8 43.5 (1,104) 46.6 (1,184) 12 12.8 49.7 (1,263) 52.9 (1,343) 56.0 (1,423) 14 53.5 (1,359) 56.6 (1,439) 59.8 (1,519) 16 59.8 (1,519) 62.9 (1,598) 66.1 (1,678) 69.2 (1,758) 18 66.1 (1,678) 69.2 (1,758) 72.4 (1,838) 75.5 (1,917) 20 72.3 (1,838) 75.5 (1,917) 78.6 (1,997) 81.8 (2,077) 22 78.6 (1,997) 81.8 (2,077) 84.9 (2,157) 88.0 (2,236) 24 84.9 (2,157) 88.1 (2,236) 91.2 (2,316) 94.3 (2,396) 26 91.2 (2,316) 94.3 (2,396) 97.5 (2,476) 100.6 (2,555) 28 97.5 (2,476) 100.6 (2,555) 103.7 (2,635) 106.9 (2,715) 30 103.7 (2,635) 106.9 (2,715) 110.0 (2,795) 113.2 (2,874) 32 110.0 (2,795) 113.2 (2,874) 116.3 (2,954) 119.5 (3,034) 34 116.3 (2,954) 119.4 (3,034) 122.6 (3,114) 125.7 (3,193) 36 122.6 (3,114) 125.7 (3,193) 128.9 (3,273) 132.0 (3,353) Lengths provided do not include a staple flap. Add 34 inches of length if a staple flap is desired. STANDARDS AND CODES COMPLIANCE ASTM C1393, Standard Specification for Perpendicularly Oriented Mineral Fiber Roll and Sheet Thermal Insulation for Pipes and Tanks, Types I, II, IIIA, IIIB, and Category 2 * k = Btu in/hr ft 2 F; = W/m C Does not contain the fire retardant decabrominated diphenyl ether (decaBDE) Flexwrap Fiberglas Insulation

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