ISO 3293:1975 60°,90°和 120°角的莫氏锥柄尖底锪钻

标准编号：ISO 3293:1975

中文名称：60°,90°和 120°角的莫氏锥柄尖底锪钻

英文名称：Morse taper shank countersinks for angles 60 degrees, 90 degrees and 120 degrees inclusive

发布日期：1975-07

标准范围

仅指定这些埋头孔的公制尺寸。对于直径在16至80 mm范围内的埋头孔，公制尺寸被视为未来唯一推荐的尺寸。给出的尺寸仅适用于由高速钢或合适的碳钢制成的工具。这些埋头孔通常采用手工切割。

Specifies only the metric dimensions of these countersinks. Metric dimensions being regarded as the only recommended dimensions in the future, for these countersinks with diameters in the range 16 to 80 mm. The dimensions given apply only to tools made from high speed steel or a suitable carbon steel. These countersinks will be usually rigth-hand cutting.

标准预览图