ISO 3669:2020

Vacuum technology — Dimensions of knife-edge flanges

Publication date: 7 shk 2020

95.99 Withdrawal of Standard 24 qer 2026

General information

Current stage: 95.99 Effective date: 24 qer 2026

Originator: ISO

Owner: ISO/TC 112

Type: International Standard

ICS: 23.160

Gjuha: anglisht

Buying

Statusi: Shfuqizuar

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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.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 3669:2017

NOW

WITHDRAWN
ISO 3669:2020
95.99 Withdrawal of Standard
24 qer 2026

REVISED BY

PUBLISHED
ISO 3669:2026