Home / Standards / GB/T 47098-2026 GB/T 47098-2026 Upcoming Refractory products—Determination of reduced species in carbon containing refractories by XRD 耐火材料 X射线衍射法测定含碳耐火材料中的还原性物质 Standard Type GBT ICS 81.080 CCS Q40 Status 即将实施 Issue Date 2026-01-28 Implementation 2026-08-01 Responsible Dept 国家标准委 Drafting Unit N/A