div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: webiduidugovco · NORMA NTC2289 Y SOLDADURA NORMA NTC 4040 — 2520 kgscm2 TIPO A-36 ACERO ESTRUCTURAL fy ACERO DE REFUERZO fy 4200 kgcm2 216 Kgr kgcm2 0021 rn3 CONCRETO src=https:reader038vdocumentocomreader038viewer20221026155b4f44c87f8b9a346e8beecbhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv