ISO 4925:2020
Road vehicles — Specification of non-petroleum-based brake fluids for hydraulic systems
- Standard No.
- ISO 4925:2020
- Release Date
- 2020
- Published By
- International Organization for Standardization (ISO)
- Latest
- ISO 4925:2020
- Scope
- This document provides the specifications, requirements and test methods, for non-petroleum-based fluids used in road-vehicle hydraulic brake and clutch systems that are designed for use with such fluids and equipped with seals, cups or double-lipped type gland seals made of styrene-butadiene rubber (SBR) and ethylene-propylene elastomer (EPDM).
ISO 4925:2020 Referenced Document
- ISO 3104 Petroleum products — Transparent and opaque liquids — Determination of kinematic viscosity and calculation of dynamic viscosity*， 2023-10-01 Update
- ISO 37 Rubber, vulcanized or thermoplastic - Determination of tensile stress-strain properties
- ISO 48-2 Rubber, vulcanized or thermoplastic - Determination of hardness - Part 2: Hardness between 10 IRHD and 100 IRHD
- ISO 4926 Road vehicles — Hydraulic braking systems — Non-petroleum-based reference fluid
- ISO 812 Rubber, vulcanized or thermoplastic — Determination of low-temperature brittleness
ISO 4925:2020 history
- 2020 ISO 4925:2020 Road vehicles — Specification of non-petroleum-based brake fluids for hydraulic systems
- 2005 ISO 4925:2005 Road vehicles - Specification of non-petroleum-base brake fluids for hydraulic systems
- 1978 ISO 4925:1978 Road vehicles; Non-petroleum base brake fluid
