ISO 3669:2020 PDF
Vacuum technology — Dimensions of knife-edge flanges
Vacuum technology — Dimensions of knife-edge flanges
- Статус документа:
- Отменён
- Формат:
- Электронный (PDF)
- Количество страниц:
- 7
- Дата публикации:
- 7 февраля 2020 г.
- Издание:
- ISO IS 3669 edition 3 version 1
- ICS:
- 23.160
This document specifies the dimensions of fixed or rotatable bolted knife-edge flanges used in vacuum systems for pressures ranging from atmospheric to as low as 10−11 Pa.
Abstract
Overview
ISO 3669:2020 - Vacuum technology - Dimensions of knife-edge flanges specifies the dimensional requirements for fixed or rotatable bolted knife-edge flanges (often known as ConFlat® or CF-style flanges) used in vacuum systems from atmospheric pressure down to ultra-high vacuum levels (as low as 10−11 Pa). The third edition (2020) consolidates a single series of standard flange dimensions, includes detailed knife-edge sealing profiles, and provides tables and figures for flange and gasket sizes (nominal bores from common CF sizes through larger CF sizes).
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