232 Каталог TUNGALOY 2007 Режущий инструмент Точение Фрезерование Сверление Стр.228

Каталог TUNGALOY 2007 Режущий инструмент Стр. 228 0232 ENG Lab2u

TAC Threading Tools Applications (ST-type) Thread type External threading tools Internal threading tools ST ST Metric 0.5 6.0 mm 0.5 - 6.0 mm Unified 24 - 8 TPI 24 - 8 TPI Whitworth 28 - 8 TPI 19 8 TPI Parallel pipe 28 - 8 TPI 19 8 TPI Taper pipe 28 19 14 11 TPI 19 14 11 TPI 30 trapezoidal 2.0 6.0 mm 2.0 5.0 mm 29 trapezoidal ACME 8 6 5 TPI 8 6 5 TPI American National pipe thread 18 14 11.5 TPI 14 11.5 8 TPI Oil well pipe thread Round Buttress Note mm pitch TPI Threads per inch. Outline of TAC threading tools Type ST D D a a E (3 co Clamping mechanism Features With the unique combination of the clamp and the mouth shape of the insert hole the insert is positively held with precision accuracy. Specially designed chipbreaker are formed on the insert achieving free-flowing chip-control for internal and external threading. A variety of insert shapes and sizes are available from stock. Minimum machinable diameter for internal threading is 0 8 mm. Page 230 264