海量資源,盡在掌握
 【規(guī)格和質(zhì)量】(單位:mm)規(guī)格(螺紋大徑)內(nèi)徑dmin外徑D≈厚度S齒數(shù)min質(zhì)量m≈/(kg/1000件)33.260.460.0244.380.580.0655.39.80.60.1266.411.8100.2088.415.30.80.441010.5191.00.761212.5231.24 (共 151 字) [閱讀本文] >>