C 标车外圆时间定额标准车床时间定额标准设备型号C616650图示刚度系数L/D10 时使用:K=0.0006(L/D)2+1车外圆机床型号光洁(粗植)度计算公式C6164T不=(0.000295D+0.0021)LK+0.655T不=(0.00049D+0.00328)LK+0.896T不=(0.000733D+0.00492)LK+1.37C6204T不=(0.00019D+0.00119)LK+0.895T不=(0.000395D+0.00187)LK+1.386T不=(0.000745D+0.00352)LK+2.01C6304T不=(0.000232D+0.00184)LK+1.065T不=(0.000438D+0.00329)LK+1.766T不=(0.000685D+0.00575)LK+2.45C6504T不=(0.000151D+0.00263)LK+2.135T不=(0.000302D+0.0047)LK+3.326T不=(0.000532D+0.00855)LK+4.64修正系数(K)塑料尼龙件铜铭、胶木件铸铁球墨铸铁45#、40Cr0.60.70.80.91锻件铸钢、调质钢淬火钢不锈钢断续切削1.11.31.41.51.4
copyright@ 2010-2024 安全人之家版权所有
经营许可证编号:冀ICP备2022015913号-6