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XB/T 505-2025Substrate of catalyst for gasoline vehicle / gasoline hybrid vehicleemission purification (English PDF)

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

December 17, 2025

Implementation date

July 1, 2026

Scope

XB/T 505-2025 (Substrate of catalyst for gasoline vehicle / gasoline hybrid vehicleemission purification) is available as an English-translated PDF.

XB/T 505-2025 — This standard specifies the classification, grades and markings, technical requirements, test methods, inspection rules and markings, packaging, transportation, storage, and accompanying documents for carriers of exhaust purification catalysts for gasoline/hybrid gasoline vehicles.

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Document preview — XB/T 505-2025

National Standard of the People's Republic of China

ICS: 77.120.99
Classification: H 65
Replacing: XB/T 505-2011

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2

What this standard covers

This standard specifies the classification, grades and markings, technical requirements, test methods, inspection rules and markings, packaging, transportation, storage, and accompanying documents for carriers of exhaust purification catalysts for gasoline/hybrid gasoline vehicles. This standard applies to direct-flow honeycomb ceramic carriers and wall-flow honeycomb ceramic carriers based on cordierite materials.

Document data

International classification (ICS): 77.120.99.

Chinese classification (CCS): H65.

Supersedes the earlier edition XB/T 505-2011.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.

Referenced standards

Cited by

GB/T 23592-2017Catalyst for motorcycle exhaust purification

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