Materials the work piece materials are en 8, en 24 and en 31 alloy steels and the nominal composition of the experimental materials is given in table 5. All the three alloy steels are in quenched hardened and tempered condition. En8 carbon steel, 080m40 bs 970 specification otai. A mild steel used for general engineering purposes. It can be flame or induction hardened to produce a high surface hardness with excellent wear resistance for a carbon steel grade. Used where heavy stresses and heat treatment are not involved. En9 carbon steel held on stock and delivered throughout the uk. En9 is available from stock in bar and can be cut to your requirements. In the normalised condition en9 can be used for gears, sprockets and cams. Grade 4142 this steel exhibits good wear resistance, toughness, machinability, and high mechanical properties. Pdf modification of en9 steel surface by salt bath. En9, also known as 070m55, available in diameters, flats, squares and plates with a carbon content 0.
As an acclaimed enterprise of the industry, dhanlaxmi steel is involved in offering a vast array of en 9 round bars as a manufacturer, exporter, stockiest and supplier to our domestic and global clients. It is supplied at the hardness obtained after hot rolling or cold drawing, with a hardness normally within the range of 180 to 230hb. Mechanical properties heat treated, minimums unless stated. En9 bar is available in full lengths or can be cut to your requirements. En19 is a high quality, high tensile steel usually supplied readily machine able in t condition, giving good ductility and shock resisting properties combined with resistance to wear. Suitable for low stressed fixings, shafts, rollers etc. Steel chart en series steel chart chemical analysis. Engineering bar product manual tata steel in europe. En8 steel grade belongs to the standard of bs 9701955, which is a standard for wrought steel for mechanical and allied engineering purpose. En9, also known as 070m55, available in diameters, flats, squares and. Flame or induction hardening can give a case hardness of 50 hrc or higher. Special steel alloy steel en19 709m40 south africa. En9 round bar en9 rods manufacturer, en9 carbon steel round bar, carbon steel round bar stockist, exporter.
And the most equivalent is grade 080m40 steel in bs 9701991. En9 is a medium carbon steel grade commonly supplied in the as rolled condition. En9 steel properties pdf en9, m55, yellowwhite, bright black 55 carbon steel higher medium tensile strength with good wear resisting properties. Pdf nitrocarburizing is a thermochemical treatment which involves the diffusional. Special steel carbon steel en9 070m55 south africa. As the chemical composition and mechanical properties difference, en9 carbon steel will be cheaper than en19 alloy steel. En19 equivalent material with aisi 4140, din 42crmo4 en 1. In bs 970 standards, there are some other common steel grades, like en9, en19, en24, en36 etc. All information in our data sheet is based on approximate testing and is stated to the best of our knowledge and belief. A medium carbon, high tensile steel with good wear resistant properties. En9 steel delivered nationwide by west yorkshire steel co ltd.