ISO 6627-2022 内燃机--活塞环--膨胀机/油轨控油环 Internal combustion engines — Piston rings — Expander/rail oil-control rings

This document specifies the essential dimensional features of expander/rail oil-control rings, without providing a complete product description (because expander-rail designs vary from piston-ring manufacturer to piston-ring manufacturer, the interaction between the manufacturer and the client will determine specific design details).d edition 2022-02 Internal combustion engines — Piston rings — Expander/rail oil-control rings Reference number ISO 6627:2022(E) ？ ISO 2022 ISO 6627:2022(E) COPYRIGHT PROTECTED DOCUMENT ？ ISO 2022 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized