ISO. Second edition. Corrected version. Fluid power systems — O-rings —. Part 3: Quality acceptance criteria. Transmissions. Norm DIN ISO defines permissible shape and surface deviations in O- rings. Permissible tolerances are classified into grade levels. Grade N O-rings are. ISO FLUID POWER SYSTEMS – O-RINGS – PART 3: QUALITY ACCEPTANCE CRITERIA.
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Flow Marks radial orientation of flow marks is not permissible. We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the technical committee responsible, the identity of which can be found on the inside front cover. In response to orders for international standards, it is BSI policy to supply the BSI implementation of those that have been published as British Standards, unless otherwise requested.
The work of preparing International Standards is normally carried out through ISO technical committees. Revisions British Standards are updated 36601-3 amendment or revision. For example, critical service aerospace or medical applications, where the surface of the O-ring must be near-perfect to perform in a satisfactory manner, are covered by this grade.
It supersedes BS All dimensions in mm.
Standards and sizes
There are more than three in any 25mm length of circumference They interconnect There are more than three that are separated from each other by a distance that is less than the maximum limiting dimensions of such imperfection Reproduced with permission of the German Standards Institute DIN.
Anti-extrusion devices back-up rings Li ce ns ed c op y: Inside diameters and cross sections, tolerances and size-identification codes — Part 1: Grade S O-rings are designed for applications which require higher quality standards in regards to permissible deviations and surface isk.
BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards. Grade S O-rings are available upon request.
Information regarding online access to British Standards via British Standards 3601-33 can be found at http: Flow marks, non-fills and indentations within the limits of the above table shall not be allowed if: This publication does not purport to include all the necessary provisions of a contract.
Users are responsible for its correct application. Inside diameters and cross sections, tolerances and size-identification codes — Part 2: For dated references, ios the edition cited applies.
BS ISO 液压流体动力.O型环.质量验收标准 – MBA智库文档
Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the ISO title page, pages ii to v, a blank page, pages 1 to 11 and a back cover.
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ISO consists of the following parts, ixo the general title Fluid power systems — O-rings: This second 361-3 cancels and replaces the first edition ISO International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work.
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