GB/T 29914-2025 Active National standards

GB/T 29914-2025 Oxidation catalyst for diesel vehicle exhaust purification

GB/T 29914-2025 Oxidation catalyst for diesel vehicle exhaust purification

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

Basic Information

Standard Code: GB/T 29914-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Rare earth metals and their alloys

ICS Name: Other non-ferrous metals and their alloys

Publish Date: 2025-10-31

Implement Date: 2026-05-01

Pages: 20 pages

Scope

This document specifies the requirements for the product marking, technical requirements, and inspection rules of diesel vehicle exhaust purification oxidation catalysts, and describes the corresponding test methods.
This document applies to diesel vehicle exhaust purification oxidation catalysts that use cordierite honeycomb ceramic materials as the carrier and load rare earths, precious metals, or other metal active components.

Development Information

Word Count: 23 Thousand words Pages: 20 pages

Replace the following standards

GB/T 29914-2013 Oxidation catalyst for diesel vehicle exhaust purification

Referenced Standards

GB/T 5181-2001 Automotive emission—Terms and definitions GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB 17691-2018 Limits and measurement methods for emissions from diesel fuelled heavy-duty vehicles（China VI） GB/T 18881-2017 Catalyst for light-duty petrol vehicle exhaust purification GB/T 25994-2010 Honeycomb ceramics HJ 451-2008 Environmental Protection Product Technical Requirements for Diesel Engine Exhaust After-treatment Device HJ 509-2009 Determination of platinum, palladium, and rhodium in automotive ceramic catalytic converters using inductively coupled plasma emission spectroscopy and inductively coupled plasma mass spectrometry QC/T 829-2019 Diesel exhaust after-treatment system technical requirements

Related Standards

GB/T 13840-1992 Abolished

GB/T 13840-1992 Wafer carriers

Publish Date: 1992-12-28

GB/T 15677-1995 Replaced

GB/T 15677-1995 Lanthanum metal

Publish Date: 1995-08-11

GB/T 3136-1995 abolished_transferred

GB/T 3136-1995 Tantalum powders

Publish Date: 1995-10-17

GB/T 3463-1995 Abolished

GB/T 3463-1995 Tantalum wires

Publish Date: 1995-10-17

GB/T 3628-1995 Replaced

GB/T 3628-1995 Tantalum and tantalum alloy foils

Publish Date: 1995-10-17

GB/T 16476-1996 Replaced

GB/T 16476-1996 Scandium metal

Publish Date: 1996-07-09