DIN 21057-10:2017-04 Pipe classes for process plants - Part 10: Technical delivery conditions for pipe components of non-alloyed and alloyed steel with specified properties at elevated temperatures of material group 1.1
2017DIN 21057-10:2017-04 Pipe classes for process plants - Part 10: Technical delivery conditions for pipe components of non-alloyed and alloyed steel with specified properties at elevated temperatures of material group 1.1
2017DIN 21057-10:2017 Pipe classes for process plants - Part 10: Technical delivery conditions for pipe components of non-alloyed and alloyed steel with specified properties at elevated temperatures of material group 1.1