
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)

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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)
专家解读视频