DL/T 1161-2012 The technical inspection codes for metal and structural components in ultra-supercritical units was changed to LST EN 60684-3-209-2010 Flexible insulating sleeving -- Part 3: Specifications for individual types of sleeving -- Sheet 209: Heat-shrinkable polyolefin sleeving, general purpose, flame retarded (IEC 60684-3-209:2010).
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