ISO 7745:2024

Hydraulic fluid power — Fire-resistant fluids — Requirements and guidelines for use

ISO 7745:2024

Name:ISO 7745:2024   Standard name:Hydraulic fluid power — Fire-resistant fluids — Requirements and guidelines for use
Standard number:ISO 7745:2024   language:English language
Release Date:08-Feb-2024   technical committee:ISO/TC 28/SC 4 - Classifications and specifications
Drafting committee:ISO/TC 28/SC 4 - Classifications and specifications   ICS number:75.120 - Hydraulic fluids
INTERNATIONAL ISO
STANDARD 7745
Third edition
Hydraulic fluid power — Fire-resistant
fluids — Requirements and guidelines
for use
Transmissions hydrauliques — Fluides difficilement inflammables —
Exigences et principes directeurs pour leur utilisation
PROOF/ÉPREUVE
Reference number
ISO 7745:2023(E)
© ISO 2023

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ISO 7745:2023(E)
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© ISO 2023
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
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Published in Switzerland
ii
PROOF/ÉPREUVE © ISO 2023 – All rights reserved

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ISO 7745:2023(E)
Contents Page
Foreword .v
Introduction . vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Hydraulic systems — Fire hazards . 1
4.1 General . 1
4.2 Fault conditions . 1
4.3 Sources of ignition . 2
5 Requirements for fire-resistant fluids . 2
5.1 General fluid requirements . 2
5.1.1 General . 2
5.1.2 Viscosity . 2
5.1.3 Lubrication . 3
5.1.4 Compatibility . 3
5.1.5 Chemical and thermal stability . 3
5.1.6 Air release and foaming . 3
5.1.7 Shear stability . 3
5.2 Other fluid properties which may impact upon system design . 3
5.2.1 General .
...

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