1、H72YS中华人民共和国有色金属行业标准YS/T413-1999硬质合金螺旋刀片Carbide helical insert1999-11-17发布2000-06-01实施国家有色金属工业局发布YS/T413-1999表2（完）mm型片dbXc125182718.3273.52.5L25183418.3343.52.51.25183818.33.52.5L.25203420.4344.5X3.01.25203820.4383.52.5L25204220.4424.53.01.25204520.4453.5X2.5L25223422.4344.53.01.25223822.4383.52.51.
2、25224222.4424.53.01.25254222.4124.5x3.01.25255325.4534.53.0125284228.4425.22.7L25285328.4535,22.7125324232.442522.7L.2532532532.4535,22.71.25364236.4426.23.21.25365336.4536.23.2L25405340.4536.23.2L25406640.4666.23.21.25455345.537,23.7L25456654667.23.71,2550663.4667,23.7L25508350.4837,23.7L25566656.4
3、667.23.71.25568356.4837.23.7L.25636663.5668.04.01.256310363.51038.04.01.25716671.5668.01.01.257110371.51038.04.0L258011580.51158.04.03.2.3130型的型号及其尺寸见图1和表3。表3【30型的型号及其尺寸mm型dbXe130122212.3223.52.5L30122712.3273.52.5L30142214.3223.5X2.5130142714.3273.52.5L30162716.3273.5X2.5L30163416.3343.52.5L3018273018.3273.52.5L30183418.3343.52.5L30203420.4344.53.0L30204220.4424.5X3.0L30223422.4344.53.01.30224222.4424.53.03
