The old warehouse manager, Don Aurelio, believed in the weight of paper. For thirty years, he had run Aceros del Norte with a greasy, dog-eared binder he called “La Biblia.” That binder contained every beam, every angle, every I-profile they had ever sold. When a customer asked for a specific load capacity, Aurelio would lick his thumb, flip through the smudged pages, and tap a line of numbers with a yellow fingernail.
| Designación | Peso (kg/m) | Altura (h) mm | Ancho (b) mm | Inercia $I_x$ ($cm^4$) | | :--- | :---: | :---: | :---: | :---: | | | 8.7 | 80 | 45 | 106 | | UPN 160 | 18.9 | 160 | 65 | 925 | | UPN 240 | 33.2 | 240 | 85 | 3599 | catálogo de aceros y perfiles pdf
En esta sección se detallan los grados de acero más utilizados en la construcción metálica. The old warehouse manager, Don Aurelio, believed in
| Propiedad | Valor | | :--- | :--- | | | 235 MPa (mínimo) | | Resistencia a la Tracción ($\sigma_u$) | 360 - 510 MPa | | Alargamiento en 2" | 20% - 25% | | Aplicaciones | Estructuras de edificios, puentes, torres de transmisión, silos. | | Designación | Peso (kg/m) | Altura (h)
Aurelio stared. For a long moment, he said nothing. Then he reached out and touched the screen, as if testing its temperature.
That night, Aurelio asked Eva to teach him how to use the search function. He placed “La Biblia” on a high shelf, next to a dusty fan, and for the first time, he typed a word into a PDF: acero .
Es el acero de mayor uso en estructuras metálicas en Latinoamérica. Posee una excelente soldabilidad y ductilidad.