DX51D se yon estanda Ewopeyen, galvanize ak 51 asye bobin anvan tout koreksyon materyel, ekivalan a SGCC. DX51D refere a koube ak fome fey klas galvanised, asye nimewo seri seri a se 51, ak asye kabon ki ba kom materyel baz la.
DX51D asye Tolerans Tablo
Fret woule Fey cho tranpe Galvanized
DX51D Z cho dépped galvanize
EN 10143
| epese | Tolerans |
| > .6mm pou .8mm | ±.06mm |
| > .8mm pou 1mm | ±.07mm |
| > 1mm 1.2mm | ±.08mm |
| > 1.2mm 1.6mm | ±.11mm |
| > 1.6mm pou 2mm | ±.13mm |
| > 2.5mm | ±.15mm |
| > 2.5mm pou 3mm | ±.17mm |
