... advanced processing technology 2. many kinds of product types 3. accurate tolerance 4. best quality&service Product typealloyAlloy ... statusSpecification (mm)Executive standardthicknesswidthHot-rolled coil1,3,5,8seriesO,F,H1122.5~7.0900~1700GB ... X260Curtain wall1100 and 3003H12,H22,H24,H261.5~3.01000~1500SWA/X24025005 and 5052H22,H24,H32, ... of the diameter is 1750mm Double zero wool