... Applicationwidely used for Power plants, chemical plants, oil refineries, steel mills, paper mills, mechanic plants, cement plants, municipal ... & Marks 3.Form of columns 4.Standard specializations and size Notes:1.Carbon steel's size is in front ... of the bracket in above table and stainless steel's size is in the bracket.2. ... four kinds as 1000,1200,1500,2000mm.4.Steel tube's size:subject to the design ...