South East Asia Iron and Steel Institute
Primus® A Mature Technology Inducing New Developments
by Patrick C. Guillaume, René Stoltz, Francis Michaud, Jean-Luc Roth
The PRIMUS® technology was developed in the late 1990’s by Paul Wurth. Originally the technology was intended to treat iron ore to produce direct reduced iron (DRI). Eventually, the PRIMUS® techno ...
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Problems and Countermeasures of Quality of Fabricated Steel Structures in Thailand
by Taweep Chaisomphob, Watcharaphon Saegow, Ekarin Lueangvilai
Nowadays, pre-engineered steel buildings (PEB), which are imported from foreign countries,
become popular for the construction of factories and warehouses in Thailand. In most of the
PEB projects ...
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Process and Equipment Selection of Revamping Galvanizing Line to Galvalume Line
by Xiong Junwei*
This paper is based on a relocation and revamping project in China. The existing line
was designed for GI production. After revamping, it can produce both GI and GL
productions. The equipment in de ...
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Process Improvement Through Physical Modeling of Bottom Gas Stirring in Metallurgical Ladles
by A. M. Amaro-Villeda, M. A. Ramirez-Argaez, A.N. Conejo
The effect of slag properties (thickness and viscosity), have been evaluated in terms of mixing time, exposed surface or ladle eye and energy dissipation. A nozzle configuration defined in terms of th ...
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Process Improvements for Prevention Stain Defect (B49) on Hot Rolled Pickled & Oiled (HRPO) Product
by Eddy Rukman, Iwan Muliawan
Hot Rolled Pickled & Oiled (HRPO) is one of the high value added products of PT Krakatau Steel. In the last few years stain defect (B49) is always found on the surface of HRPO and this defect was rank ...
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Process Improvements in Rolling Mills by using Safeset Torque Limiting Coupling
by Lars Häggroth
High demands and harsh operation conditions in the steel industry are pushing the rolling mills to their limits. New Heavy Plate Mills are set up around the world, normally using a motor power of 2x10 ...
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Product Development of High Hardness Steel for Wear Resistance Application at Pt Krakatau Steel
by Amung Somantri, Sony Widodo, Basso Datu Makahanap
The demand of wear-resistance steel plate in Indonesia is mainly used for the application of heavy equipment in the heavy equipment industry which is triggered by mining sector, agriculture sector, an ...
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Product Identification and Tracking for the Steel Industry
by Günter Kienast
This paper describes the different methods and main features of Product Identification Systems (Marking, Reading and Tracking) especially designed for the steel industry. Steelmakers who want provide ...
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