GB 44016-2024 Chinese PDF GB 45670.1-2025 GB/T 45391-2025_Chinese: Non-destructive testing instruments

GB/T 45391-2025_Chinese: Non-destructive testing instruments - Equipment for eddy current examination - Array probe characteristics and verification (Chinese: 无损检测仪器 涡流检测设备 阵列探头性能和检验)

GB/T 534-2024_Chinese: Sulphuric acid for industrial use (Chinese: 工业硫酸)

GB/T 45447-2025_Chinese: Revert materials for cast superalloy (Chinese: 再生铸造高温合金原料)

GB/T 45043-2024_Chinese: Textiles - Determination of adipate esters - Gas chromatography-mass spectrometry method (Chinese: 纺织品 己二酸酯的测定 气相色谱-质谱法)

4-2025_Chinese: Norm of water intake for industry in the Yellow River basin - Part 4: Cement (Chinese: 黄河流域工业用水定额 第4部分：水泥)

GB 44016-2024 Chinese PDF GB 45670.1-2025 GB/T 45391-2025_Chinese: Non-destructive testing instrumentsGB 44016 2024_Chinese: Electro magnetic emergency shut off valve for gas (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 44016 2024