Closures, round - Part 3: For pressure, covered
This document is applicable to round cover closures, hereinafter referred to as closures, made of unalloyed and alloyed steels with stainless steel cladding on pressure vessels or apparatus. The closures are fitted to pressure vessels or apparatus which are preferably used for process engineering purposes. The lid closures are usually a component of a pressure vessel or apparatus. The manufacturers of these pressure vessels or apparatus must ensure compliance with the essential safety requirements of the Pressure Equipment Directive 2014/68/EU.
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