Skip to main content

Tag: Urea

Problem No. 68: Chloride stress corrosion cracking risks in urea plants

Avoiding chloride contamination is critical in urea plants, not only from the process and utility side but also from the atmospheric side. The applied stainless steels in urea plants are susceptible to detrimental failure modes when chlorides and moisture are present. This UreaKnowHow.com Round Table discussion provides several examples of failures and important prevention measures relating to chloride stress corrosion cracking risks in urea plants.

Nitrogen Industry News Roundup

Maire SpA subsidiary Tecnimont, together with Orascom Construction SAE, have been awarded a lump sum turn-key engineering procurement and construction contract for new nitric acid and ammonium nitrate plants by the Egyptian Chemical Industries Company (‘Kima’). The contract value is approximately $300 million, of which about $220 million relates to Tecnimont activities. Finalisation of the contract is subject to successful execution of the financing package. The scope of work includes mainly engineering, supply of all materials and equipment – to be performed by Tecnimont – as well as construction activities, to be carried out by Orascom Construction.