
Steel plates and strips for pressure purposes; technical delivery conditions; part 2: unalloyed and low-alloyed steels with specified room temperature and elevated temperature properties
出版:International Organization for Standardization

專家解讀視頻
Steel plates and strips for pressure purposes; technical delivery conditions; part 2: unalloyed and low-alloyed steels with specified room temperature and elevated temperature properties
出版:International Organization for Standardization
專家解讀視頻