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stahl und eisen

Science- and engineering-based trade journal


4/17/2014 - Tenaris Siderca, Argentina

Successful start-up of carbon injection system

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On March 2014, Tenaris Dalmine, located in Campana, Argentina commissioned the carbon storage and injection system supplied from More srl, Gemona del Friuli, Italy on a 100-t EAF4.

The plant of Tenaris Siderca possesses state-of-the-art technology and is considered one of the most efficient and integrated tubes mills worldwide. It has an annual production capacity of 900000 t of seamless tubes and delivers a wide range of products for the energy market, the automotive sector and for agro-industrial applications. More than 70 % of its high value-added products are exported to other countries.

Tenaris Siderca awarded More for the supply of the carbon storage and injection system, the project includes one Moca dispenser of 2500 l/ 660 gal capacity for pneumatic transportation of carbon from the main 130 m3 external storage silo to the tree day-bins – 10 m3 capacity each - located inside the meltshop bay. Three Moca dispenser of 2500 l/ 660 gal units located under the three internal day-bins feed the carbon injectors installed on the  EAF shell with a precise carbon flow rate control, stabilization and optimization of compressed air consumption. MORE has also supplied the engineering for the local manufacturing of the storage silo, day-bins and carbon pipelines; the electrical and automation system has been developed by More.  

This project reconfirms More as a reliable and  innovative manufacturer of equipment needed in the steelmaking industry. Presently, More has a scorecard of 390 carbon  pneumatic transportation/injection systems in operation or under manufacturing world-wide.


Source: MORE s.r.l., Gemona Del Friuli (UD), Italy
4/14/2014 - Shandong Luyang Share Co. Ltd.

Unifrax announces China investment

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Unifrax I LLC, N.Y. based manufacturer of specialty fiber products, announced that through affiliates, it has entered into a Share Purchase Agreement to acquire a 29% stake in Shandong Luyang Share Co. Ltd. from Nanma Town Collective Asset Management Center of Yiyuan County and has concurrently entered into several agreements with Luyang to establish a strategic cooperation relationship between Unifrax and Luyang. This includes a technology license agreement that will allow Luyang to use certain Unifrax manufacturing technology. Unifrax is majority owned by affiliates of American Securities LLC.

Luyang develops, manufactures and sells a variety of refractory and insulation materials used primarily in China. Luyang is a leader in the Chinese marketplace and has been in business for 30 years. It is headquartered in Yiyuan County, Zibo, Shandong, China and has four manufacturing locations in Yiyuan, Xinjiang, Guizhou and Inner Mongolia and 69 sales offices across China.

This investment and related agreements makes Unifrax, upon closing, the largest shareholder of Luyang and provides a framework for the companies to align their joint capabilities in the Chinese market. It also establishes Unifrax as the exclusive distributor of Luyang products in North America and South America, Europe, and India to drive improved growth and establishes a foundation for further collaboration in emerging markets.

Source: Unifrax I LLC, Niagara Falls, NY/USA
4/10/2014 - New blast furnace PCI system

Ruukki to improve cost efficiency at the Raahe steel mill

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Rautaruukki is to replace the blast furnace oil injection system at the Raahe steel mill with a new pulverised coal injection (PCI) system. The aim is to improve steelmaking cost efficiency by reducing raw material costs. The total investment will be around € 65 million and will be spread over slightly more than two years. In addition, work is underway on replacing the converters in the steel plant at the Raahe Works.

Source: Ruukki, Helsinki
4/10/2014 - Republic Alternative Technologies Inc.

Outotec acquires premium coated titanium anode business

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Outotec has acquired the business and IPRs of Republic Alternative Technologies Inc., a premium coated titanium anode engineering and fabrication company based in Cleveland, Ohio, USA. The acquisition complements Outotec's offerings for sustainable electrowinning plants and supports the company's strategy to grow its service business through providing life-cycle solutions to the customers. The transaction was completed on April 4, 2014. The acquisition price is not disclosed.

Source: Outotec Oyj, Helsinki
4/10/2014 - Energy and Environmental State Aid

New guidelines offer only limited protection from increases in electricity prices

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“We appreciate the aim of the guidelines that the energy intensive industry, such as steel industry should be protected from artificial increase in electricity prices due to support offered to preferred energy generation technologies”, Gordon Moffat comments on the adoption of the new guidelines for energy and environmental state aid today by the European Commission and adds, “however the 15 % minimum contribution to national renewables subsidies will still lead to a further substantial increase in energy costs for many energy intensive companies in the EU, costs which competitors do not have to bear”.

Source: Eurofer, Brussels
4/10/2014 - World Steel Association

Short Range Outlook 2014-2015

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The World Steel Association (worldsteel) released its Short Range Outlook (SRO) for 2014 and 2015. worldsteel forecasts that global apparent steel use will increase by 3.1% to 1 527 Mt in 2014 following growth of 3.6% in 2013. In 2015, it is forecast that world steel demand will grow further by 3.3% and will reach 1 576 Mt.

Source: worldsteel, Brussels
4/9/2014 - worldsteel

Raw Materials Improvement Report now available

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The World Steel Association (worldsteel) has published a major technical report on raw materials improvement in the steel industry. The report, which is the result of a project undertaken by worldsteel member companies and with the co-operation of raw materials and equipment suppliers, addresses the key challenges faced by the steel industry in the management of raw material quality.

Source: worldsteel, Brussels
The 3.1-mile twin span cable-stayed bridge is the single largest bridge construction project in New York’s history. Foto: AM
The 3.1-mile twin span cable-stayed bridge is the single largest bridge construction project in New York’s history. Foto: AM
4/8/2014 - “New NY Bridge” project

ArcelorMittal US plates go into record-breaking New York bridge

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ArcelorMittal plate mills in Burns Harbor, Coatesville and Conshohocken are supplying 160 000 t of high performance steel that will be used in the unique, US$3.9bn “New NY Bridge” project. The 3.1-mile twin span cable-stayed bridge is the single largest bridge construction project in New York’s history, and the largest transportation design-build project to date in the United States. The project involves upgrading the Tappan Zee Bridge spanning the Hudson River between Rockland and Westchester Counties in New York.

Source: ArcelorMittal, Luxembourg
4/8/2014 - Comminution product portfolio

Outotec cooperates with Tomra Sorting GmbH

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Outotec has agreed with Tomra Sorting GmbH on cooperation in the supply of Outotec-branded sorting solutions for the mining and metallurgical industry. Tomra Sorting is a global leader in sorting technology, setting the bar for sensor-based sorting.  By combining Tomra's sorting equipment and Outotec's comprehensive application and comminution expertise, customers can be offered energy-efficient process solutions which help them to increase productivity, decrease costs and thereby extend the life of their mining operations and increase the overall value of their deposit.

Source: Outotec Oyj, Helsinki
4/3/2014 - Overdrive Award winner

General Motors honours ArcelorMittal as a 2013 Supplier of the Year

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ArcelorMittal was named a GM Supplier of the Year and received the automaker’s Overdrive Award during General Motors 22nd annual Supplier of the Year awards ceremony. The event was held on Wednesday, March 12 at the Cobo Center in Detroit, Michigan. GM’s exclusive Supplier of the Year honour was presented to only 68 suppliers who have consistently exceeded GM’s expectations by being innovative, delivering quality products and services on time and by creating outstanding value. 

Source: ArcelorMittal, Luxembourg