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ISO 31657-3:2025

Plain bearings — Hydrodynamic plain journal bearings under steady-state conditions — Part 3: Characteristic values for calculation of tilting pad journal bearings

Publication date:   Oct 16, 2025

General information

60.60   Standard published   Oct 16, 2025

ISO

ISO/TC 123/SC 8 Calculation methods for plain bearings and their applications

International Standard

21.100.10   Plain bearings

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Scope

This document specifies the characteristic values for selected tilting-pad journal bearings with four or five centrally or eccentrically supported tilting pads, and with angular spans of pad sliding surfaces of Ω = 80°, 60° and 45°.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO/TS 31657-3:2020

NOW

PUBLISHED
ISO 31657-3:2025
60.60 Standard published
Oct 16, 2025