Wind Energy
…makes them obtrusively visible across large areas, disrupting the appearance of the landscape and sometimes creating local opposition, (iv) downwind variants suffer from fatigue and structural failure caused by turbulence…
Read MoreOperation practices and Campaign Life of a Blast Furnace
…the sidewall allow gaseous alkalis and zinc to penetrate and get deposited in the pores. This leads to brick expansion, embrittlement, further swelling and ultimately destruction of the refractory mass….
Read MoreMartensitic Stainless Steels
…characteristic namely (i) martensitic needle-like micro-structure, (ii) very fine martensitic micro-structure, and (c) ultra-fine martensitic micro-structure containing mainly carbides, respectively. Moreover, higher carbon steels, such as the AISI 440C, or…
Read MoreIron and Steel Scrap and its Recycling
…rubber/fiber. Pulled bead wire (truck), grade 2 – It is not chopped and is made up of loops of wire. It has 5 % to 10 % of rubber/fiber. Pulled…
Read MoreQuenched and Tempered Reinforcement bars
…the tempered martensite layer while the ductility of the rebar is due to the ferrite- pearlite layer. The thermo mechanical treatment converts the rebar surface to a hardened structure (martensite)…
Read MoreTempcore process for the Production of TMT Reinforcement bars
…civil construction. In many assembling techniques of rebars at the construction site, welding of the rebars is a necessity for ensuring the required dimensional accuracy. In many cases, tied connections…
Read MoreAdvanced High Strength Steels for Automotive Application
cooling is carefully controlled to produce the ferritic-martensitic structure from austenite. If continuously annealed or hot-dipped, the final structure is produced from a dual phase ferritic-austenitic structure which is rapidly…
Read MoreEvolution of Blast Furnace Iron Making
…hearths by the ‘bloomery’ process. The size of these structures is not available in the archaeological investigations but a modern reconstruction of a bloomery furnace had internal dimensions of 300…
Read MoreWeathering Steels
rust layer forms a barrier to the ingress of oxygen, moisture and contaminants, and the rate of rusting slows down. The rust layers formed on most conventional structural steels detach…
Read MoreDuctile Iron Pipes
…in the structure of the metal and produce a stronger, more ductile iron. This nodular graphite structure inhibits the creation of linear cracks hence the ability to withstand distortion. Ductile…
Read More