
AEROSPACE - BOLTS, WITH MJ THREADS, MADE OF HEAT-RESISTANT NICKEL-BASED ALLOY, STRENGTH CLASS 1550 MPA - PROCUREMENT SPECIFICATION (ISO 9154:2016)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
AEROSPACE - BOLTS, WITH MJ THREADS, MADE OF HEAT-RESISTANT NICKEL-BASED ALLOY, STRENGTH CLASS 1550 MPA - PROCUREMENT SPECIFICATION (ISO 9154:2016)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻