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Manual de Construcción con Yeso - Apéndice - USG Corporation

Manual de Construcción con Yeso - Apéndice - USG Corporation

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478<br />

Coeficientes Térmicos <strong>de</strong> Expansión Lineal<br />

<strong>de</strong> Materiales <strong>de</strong> <strong>Construcción</strong> Comunes<br />

Libre 40°-100 °F (4°-38 °C)<br />

Material<br />

Coefficient<br />

x10-6in./ (in.ºF) x10-6 mm/ (mm.ºC)<br />

Paneles y bases <strong>de</strong> yeso 9.0 16.2<br />

Aplanado <strong>de</strong> yeso (arena 100:2, 100:3) 7.0 12.6<br />

Mezcla <strong>de</strong> fibra <strong>de</strong> ma<strong>de</strong>ra (arena100:1) 8.0 14.4<br />

Mezcla <strong>de</strong> yeso STRUCTO-LITE 7.3 13.1<br />

Aluminio forjado 12.8 23.0<br />

Acero, medio 6.7 12.1<br />

Ladrillo, albañilería 3.1 5.6<br />

Cemento Portland 5.9 10.6<br />

Concreto 7.9 14.2<br />

Ma<strong>de</strong>ra <strong>de</strong> abeto (paralelo a las fibras) 2.1 3.8<br />

Ma<strong>de</strong>ra <strong>de</strong> abeto (perpendicular a las fibras) 3.2 5.8<br />

Coeficientes Higrométricos <strong>de</strong> Expansión<br />

(libre)<br />

Paneles y base <strong>de</strong> yeso<br />

Pulgadas /pulgada/% H.R (5%-90% H.R)<br />

7.2 x 10-6 Aplanados <strong>de</strong> yeso (arena 100:2, 100:3) 1.5 x 10-6 Mezcla <strong>de</strong> fibra <strong>de</strong> ma<strong>de</strong>ra (arena100:1) 2.8 x 10-6 Mezcla <strong>de</strong> yeso STRUCTO-LITE 4.8 x 10-6 Mezcla <strong>de</strong> yeso Vermiculite (arena 100:2) 3.8 x 10-6

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