GB/T 46581-2025 Active National standards

GB/T 46581-2025 Road vehicles—Brake lining friction materials—Test method for brake wear particle emission

Publish Date: 2025-10-31 Implement Date: 2026-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Price: $ 140.00

Out of stock

Basic Information

Standard Code: GB/T 46581-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Other non-metallic mineral products

ICS Name: Brake system

Publish Date: 2025-10-31

Implement Date: 2026-05-01

Pages: 96 pages

Scope

This document describes the NEDC braking cycle test method and the WLTP braking cycle test method for testing the emission of wear particles from friction materials of brake pads in road vehicles.
This document is applicable to brake pads used in M1 and N1 class vehicles. For brake pads used in other types of vehicles, this document can be used for reference.

Development Information

Word Count: 160 Thousand words Pages: 96 pages

Referenced Standards

GB/T 5620-2002 Road vehicles—Braking of automotive vehicles and their trailers—Vocabulary GB/T 5620-2020 Road vehicles—Vocabulary and definition for braking of automotive vehicles and their trailers GB/T 13554-2020 High efficiency particulate air filter GB/T 15089-2001 Classification of power-driven vehicles and trailers GB/T 29064-2012 Road vehicles—Brake lining friction materials—Friction behaviour assessment method for automotive brake systems QC/T 556-2023 Car brake temperature measurement method and thermocouple installation requirements QC/T 564-2018 The performance requirements and bench testing methods for automotive vehicle braking systems QC/T 564-2008 The performance requirements and bench testing methods for passenger car brakes

Related Standards

GB/T 5335-1985 Replaced

GB/T 5335-1985 Automobile hydraulic pressure test connection for braking equipment

Publish Date: 1985-08-31

GB/T 5345-1985 Replaced

GB/T 5345-1985 Labelling of containers for brake fluid

Publish Date: 1985-09-03

GB/T 5921-1986 Replaced

GB/T 5921-1986 Motor vehicles and towed vehicles—Air braking systems—Identification of connections on units

Publish Date: 1986-03-05

GB/T 5922-1986 Replaced

GB/T 5922-1986 Motor vehicles and towed vehicles—Pressure test connection for compressed-air pneumatic braking equipment

Publish Date: 1986-03-05

GB 7128-1986 Replaced

GB 7128-1986 Rubber hose for automotive air brake system

Publish Date: 1986-12-30

GB/T 11611-1989 abolished_transferred

GB/T 11611-1989 Motor vehicles—Hydraulic braking systems—Pipes tapped holes male fittings and hose end fittings

Publish Date: 1989-08-28