ISO 8830:1991 PDF
High-speed steel machine taps with ground threads — Technical specifications
High-speed steel machine taps with ground threads — Technical specifications
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Количество страниц:
- 4
- Дата публикации:
- 17 октября 1991 г.
- Издание:
- ISO IS 8830 edition 1 version 1
- ICS:
- 25.100.50
Describes material and hardness, cutting geometry, run-out tolerances, and the marking. Applies to standard taps in accordance with ISO 529, ISO 2283, ISO 2284, and ISO 2857.
Abstract
Overview
ISO 8830:1991 specifies technical requirements for high‑speed steel (HSS) machine taps with ground threads. The standard covers material and hardness of the threaded portion and shank, cutting geometry (flute and rake angles, chamfer/point), circular run‑out tolerances, and marking. It applies to standard taps manufactured in accordance with , , and and may be used by agreement for non‑standard taps.
Похожие стандарты
Стандарты, упомянутые в описании