N3,3802,7001,7001,050750440260S0.0380.0630.0760.1800.2000.3000.380S0.0380.0630.0760.1800.2000.3000.380N8,6006,8004,3002,6001,9001,100660C35被削材硬度強度径2.53.05.08.011.019.031.0～570N/mm2NS0.0253,3802,7000.0501,7000.0631,0500.1300.1507504400.2302600.280被削材硬度強度径2.53.05.08.011.019.031.0工具鋼～270N/mm2NS0.0423,1802,5000.0501,5900.0639700.1300.1807004400.2302400.300炭素鋼～HRc23～830N/mm2NS0.0252,5502,0000.0501,2800.0637800.1300.1505603300.2301950.280～HRc23～28830～950N/mm2NS0.0151,9001,5000.0259600.0385900.0760.0764252550.1301450.180鋳鉄～HRc21～800N/mm2NS0.0252,2502,0000.0501,2800.0637800.1300.1505603300.2301950.280アルミニウム合金SN0.0386,4005,0000.0633,2000.0762,0000.1800.2001,4008200.3004900.038HRc23～34830～1,110N/mm2NS0.0202,3801,8800.0501,1900.0637300.1300.1805203000.2301800.180マグネシウム合金合金鋼ステンレス鋼HRc23830N/mm2NS0.0252,5502,0000.0501,2800.0637800.1300.1505603300.2301950.280HRc34～381,110～1,260N/mm2NS0.0151,4001,1000.0207000.0254300.0380.0503101800.0501070.076亜鉛合金SN0.0256,4000.0505,0000.0633,2000.1302,0000.1501,4000.2308200.280490N=R.P.MS=1回転当たりの送り量（mm/rev.）チタン合金410N/mm2NS0.0201,4001,1000.0257000.0384300.0760.0764301800.1301070.180樹脂ハイスドリルD2101 参考切削条件
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