
Petroleum, Petrochemical And Natural Gas Industries - Test Methods For Quality Control Of Microstructure Of Ferritic/Austenitic (Duplex) Stainless Steel (Iso 17781:2017)
出版:Polish Committee for Standardization

專家解讀視頻
2017 [19/10/2017]
EN ISO 17781:2017 - Identical
EN ISO 17781 : 2017 - Identical
ISO 17781 : 2017-07 - Identical