Special features by product
Metallurgical issues related to ferrous scrap: residuals

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M7063 V1 Article

Special features by product


Metallurgical issues related to ferrous scrap: residuals

Author : Marc GRUMBACH

Publication date: December 10, 2011 | Lire en français

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5. Special features by product

In a number of cases, residual contents are limited by standards; this applies above all to cold forming grades. But there are many other requirements; for example, weldability demands a strict adjustment of the elements, and in some cases even takes advantage of the very low nitrogen levels of the cast iron industry.

5.1 Plates, heavy plates and tube sheets

Plates for boilermaking, bridges, lifting equipment, shipbuilding, etc. must have guaranteed high properties, particularly in terms of toughness and weldability; low phosphorus and sulfur content, as well as low metal content, are therefore sought after (see §

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