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JC/T 422-2025Non-Sintered Waste Tailings Bricks (English PDF)

非烧结垃圾尾矿砖

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

April 10, 2025

Implementation date

November 1, 2025

Scope

JC/T 422-2025 is the English-translated version of 非烧结垃圾尾矿砖.

JC/T 422-2025 — This standard specifies the specifications, grades, marking, technical requirements, test methods, inspection rules, product certificate, packaging, transportation and storage of non-sintered waste tailings bricks.

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Document preview — JC/T 422-2025

National Standard of the People's Republic of China

ICS: 91.100.30
Classification: Q 99
Replacing: JC/T 422-2007

Issued by: Ministry of Industry and Information Technology

1 Foreword

JC/T 422-2025 was issued by Ministry of Industry and Information Technology on 10 April 2025 and has been in force since 1 November 2025.

It replaces the earlier edition JC/T 422-2007.

2 Scope

This standard specifies the specifications, grades, marking, technical requirements, test methods, inspection rules, product certificate, packaging, transportation and storage of non-sintered waste tailings bricks. This document applies to the production, testing and application of non-sintered waste tailings solid bricks for buildings and structures.

3 About this standard

Issued by: Ministry of Industry and Information Technology

Supersedes the earlier edition JC/T 422-2007.

4 Classification and status

International classification (ICS): 91.100.30

Chinese Standard Classification (CCS): Q 99

Prefix JC/T: recommended standard.

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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.

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