產(chǎn)品名稱：?jiǎn)蝿?dòng)作氣動(dòng)驅(qū)動(dòng)器 一、化學(xué)成分及機(jī)械性能零件名稱材質(zhì)化學(xué)成分（%）力學(xué)性能CSiMnSPCrNi b(MPa) s(MPa) (%) (%)箱體HT2003.281.9210.7250.0870.1060.130.121215///氣缸QT450-103.702.810.450.0210.0280.1320.13149535215/撥叉QT450-103.702.810.450.0210.0280.1320.13149535215/活塞桿45．HCr0.460.250.640.0170.0280.0430.0126754202348閥桿45．HCr0.460.250.720.0180.0230.0470.0166954452346.5