Appendix 1

Appendix 1

Material Properties of Some Common Piping Materials

Material

Coefficient of Linear Expansion at 70°F

Young’s Modulus at 70°F

Tensile Strength

Yield Strength

3

in/in/70°F

psi

ksi

ksi

0.037 0.093 0.26 0.323 0.26 0.035 0.034 0.053 0.064

-6

60 x 10 12.3 x 10-6 -6 6.2 x 10 9.3 x 10-6 5.7 x 10-6 100 x 10-6 -6 90 x 10 -6 30 x 10 -6 70 x 10

0.340 x 10 10.0 x 106 13.4 x 106 17.0 x 106 6 24 x 10 6 0.130 x 10 6 0.123 x 10 6 0.410 x 10 6 0.220 x 10

7.0 13 to 42 20 to 60 30 to 50 60 to 70 3.2 2.8 8.0 7.0

— 4.5 to 35 — 9 to 40 40 to 50 — — — —

0.078

5.5 x 10-6

4.4 x 106

—

—

0.21

—

28.3 x 106 6 29.5 x 10 6 15.5 x 10

75 to 80 48 to 70 35 to 70

30 to 35 30 to 40 25 to 55

0.109 0.102 0.13

120 360 120

Density

lb/in ABS Aluminum Cast Iron Copper Ductile Iron HDPE PEX PVC PVDF Reinforced Concrete Stainless Steel Titanium

0.277 0.2816 0.1278

-6

8.5 x 10 6.4 x 10-6 -6 4.6 x 10

6

Specific Heat

Thermal Conductivity

BTU/lb/°F BTU in/ ft2 hr °F 0.34 0.225 0.10 0.094 0.11 0.54 0.55 0.25 0.29

1.35 1140 312 2700 250 2.7 3.2 1.1 1.5