GB/T 3452.2-2007: Fluid power systems -- O-rings -- Part 2: Quality acceptance criteria

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Scope

This Part of GB/T 3452 lays down the quality acceptance criteria of O-rings used in fluid
systems, the dimensions of which are standardized in GB/T 3452.1, ISO 16031-1 and ISO
16031-2.
This Part of GB/T 3452 also defines and classifies surface imperfections on O-rings and
specifies maximum acceptable limits for these imperfections.
This Part of GB/T 3452 is also applicable to O-rings to be used in aerospace construction.

Basic Data

Standard ID	GB/T 3452.2-2007 (GB/T3452.2-2007)
Description (Translated English)	Fluid power systems -- O-rings -- Part 2: Quality acceptance criteria
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	J20;G43
Classification of International Standard	23.100.60; 83.140.50
Word Count Estimation	14,145
Date of Issue	2007-09-26
Date of Implementation	2008-02-01
Older Standard (superseded by this standard)	GB/T 3452.2-1987
Quoted Standard	GB/T 3452.1; GB/T 17446; ISO 16031-1; ISO 16031-2
Adopted Standard	ISO 3601-3-2005, IDT
Regulation (derived from)	China National Standard Approval Announcement2007 No.11 (Total No.111)
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This standard specifies the use of hydraulic and pneumatic rubber O- ring (hereinafter referred to as the 0 -ring) judgment based on appearance quality inspection standard O-ring sizes specified in GB/T 3452. 1, IS0 16031-1 and IS0 16031-2. GB/T 3452 on the part of the O -ring surface defects are defined and classified, and these defects specifies the maximum permissible limit. GB/T 3452 also apply to this part of the O- rings used in aerospace engineering.