GB/T 45649-2025 Chinese PDF (GB /T45649-2025) GB 4789.38-2025 English versions: GBZ45463-2025

English versions: GBZ45463-2025

English versions: GB 45549-2025

GB/T 31968-2025_Chinese: Rare earth composite yttrium zirconium oxide ceramic powder (Chinese: 稀土复合钇锆陶瓷粉)

English versions: GB/T 13594-2025

English versions: GB/T 45214-2025

GB/T 45649-2025 Chinese PDF (GB /T45649-2025) GB 4789.38-2025 English versions: GBZ45463-2025GB T 45649 2025_Chinese: Technical guidelines for the application of coaxial turbine units in metallurgical waste heat and pressure energy recovery (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45649 2025