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Overview ISO 3669:2026 - Vacuum technology - Dimensions of knife-edge flanges is an international standard that defines the dimensional specifications for fixed and rotatable bolted knife-edge flange…
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-st…
1 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.
What is ISO 3669 about? ISO 3669 discusses vacuum technology. Vacuum technology is a method used to evacuate air from a closed volume by creating a pressure differential from the closed volume to som…