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JC/T 2111-2025Test method for the thermal storage performance of phase change materials for building applications (English PDF)

建筑用相变材料蓄热性能测试方法

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

August 19, 2025

Implementation date

March 1, 2026

Scope

JC/T 2111-2025 is the English-translated version of 建筑用相变材料蓄热性能测试方法.

JC/T 2111-2025 — This standard specifies the test environment requirements, sample classification, test methods, and test reports for three heat storage performance indicators (phase change temperature, supercooling, and latent heat of phase change) of phase change materials for building applications.

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Document preview — JC/T 2111-2025

National Standard of the People's Republic of China

ICS: 91.100.01
Classification: Q 21
Replacing: JC/T 2111-2012

Issued by: Ministry of Industry and Information Technology

1 Foreword

JC/T 2111-2025 was issued by Ministry of Industry and Information Technology on 19 August 2025 and has been in force since 1 March 2026.

It replaces the earlier edition JC/T 2111-2012.

2 Scope

This standard specifies the test environment requirements, sample classification, test methods, and test reports for three heat storage performance indicators (phase change temperature, supercooling, and latent heat of phase change) of phase change materials for building applications. This document applies to the testing of the heat storage performance of phase change materials for building applications.

3 About this standard

Issued by: Ministry of Industry and Information Technology

Supersedes the earlier edition JC/T 2111-2012.

4 Classification and status

International classification (ICS): 91.100.01

Chinese Standard Classification (CCS): Q 21

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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