ISO 3669:2020
Vacuum technology — Dimensions of knife-edge flanges

Standard No.

ISO 3669:2020

Release Date

2020

Published By

International Organization for Standardization (ISO)

Latest

ISO 3669:2020

Scope

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.

ISO 3669:2020 history

• 2020 ISO 3669:2020 Vacuum technology — Dimensions of knife-edge flanges
• 2017 ISO 3669:2017 Vacuum technology — Bakeable flanges — Dimensions of knife-edge flanges
• 1986 ISO 3669:1986 Vacuum technology; Bakable flanges; Dimensions