MS58 Brass Alloy , (L)1000mm (W)10mm (T)2mm - TradePoint Brass Flat Bar are normal, this is commercially available and no reason for complaint. Brass Flat Bar 2mm 4mm 5mm 6mm 8mm 10mm 12mm 15mm 20mm Thicknesses ; Quantity. 82 sold. More than 10 available ; Item number. 296030877873 ; Brand. Unbranded ; MPN Material features: Ideal for turning, milling, sawing. A brass flat bar is amongst the most popular and necessary metal products to be used in a wide variety of projects. Also referred to as a rectangular bar, a flat bar is measured by first taking its width and then its thickness Tolerances (technical delivery conditions, mechanical properties and deviations of wall thickness) according to EN 12167, 12168 depending on batch. Flat Bar Brass Online | Flat Brass Plate Sizes | Buy Brass Bars Online The material can be anodised and welded.