Home / Standards / GB/T 34219-2025 GB/T 34219-2025 Active Refractory products—Determination of tensile strength at room temperature 耐火材料 常温抗拉强度试验方法 Standard Type GBT ICS 81.080 CCS Q40 Status 现行 Issue Date 2025-08-01 Implementation 2026-02-01 Responsible Dept 国家标准委 Drafting Unit N/A