May 25, 2020 · Manganese is derived from the Latin word 'magnes' which means magnet. The silvery-white metal is both hard and brittle.Aluminium and aluminium alloys (11) Cast iron, special grade (7) Cast iron items (6) Foundries - copper, bronze and brass (5) Steels and metals - machining (5) Model making (3) Moulds, foundry (3) Cold rolled steel strips (2) Copper and copper alloys (2) Mechanical engineering - custom work (2) Metal construction, lightweight (2) Pumps (2)Dec 08, 2021 · Low alloy steels have less than 0.2 percent alloying element, and high alloy steels have more than 5% alloying element. Low alloy steelprises iron, carbon (less than 0.2 percent), and other alloying elements like Ni, Cr, Mo, V, B, W, and Cu, whereas high alloy steel contains iron, chromium, nickel, carbon, manganese, and other alloying ...Jan 24, 2020 · Mild steel pipes may be galvanised for better protection from the atmosphere. Other elements may be added to improve wear resistance, ultimate tensile strength, and heat resistance. Physical Properties of Mild Steel. Its impressive properties are responsible for a growing use in a variety of industries.