This document describes the test methods for the permeability of carbon materials. This document is applicable to the determination of the permeability of carbon materials at room temperature and is also applicable to the determination of the permeability of blast furnace refractory materials.
Basic Data
Standard ID
GB/T 9973-2025 (GB/T9973-2025)
Description (Translated English)
Test methods for permeability of carbon materials
Sector / Industry
National Standard (Recommended)
Classification of Chinese Standard
Q50
Classification of International Standard
29.050
Word Count Estimation
14,170
Date of Issue
2025-08-29
Date of Implementation
2026-03-01
Older Standard (superseded by this standard)
GB/T 9973-2006
Issuing agency(ies)
State Administration for Market Regulation, National Standardization Administration
