GB/T 4706.99-2024 Chinese PDF (GB/T4706.99-2024) GB/T 26882.1-2024 3-2025_Chinese: Petroleum and natural gas

3-2025_Chinese: Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 3: Cracking-resistant CRAs(corrosion-resistant alloys) and other alloys (Chinese: 石油天然气工业 油气开采中用于含硫化氢环境的材料 第3部分：抗开裂耐蚀合金和其他合金)

GB/T 4984-2023_Chinese: Chemical analysis of refractories containing zirconia (Chinese: 含锆耐火材料化学分析方法)

English versions: GB/T 45471-2025

English versions: GB/T 35594-2023

GB/T 30565-2025_Chinese: Non-destructive testing - Eddy current testing - General principles (Chinese: 无损检测 涡流检测 总则)

GB/T 4706.99-2024 Chinese PDF (GB/T4706.99-2024) GB/T 26882.1-2024 3-2025_Chinese: Petroleum and natural gasGB T 4706. 99 2024_Chinese: Safety of household and similar electrical appliances Part 99: Particular requirements for thermal storage hand warmers (Chinese: 99) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 4706. 99 2024