
Aerospace Series - Flange Couplings - Gasket Seal With Nickel Alloy C Seal On Heat Resisting Steel Plate With 3 Fastening Holes - Inch Series
出版:Polish Committee for Standardization

专家解读视频
Aerospace Series - Flange Couplings - Gasket Seal With Nickel Alloy C Seal On Heat Resisting Steel Plate With 3 Fastening Holes - Inch Series
出版:Polish Committee for Standardization
专家解读视频