GB/T 45025-2024 Chinese PDF (GB /T45025-2024) GB/T 45133-2025 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)

English versions: GB/T 18882

English versions: GB/T 45057-2024

English versions: GB/T 24345-2025

GB 11555-2025_Chinese: Technical specification for demisting and defrosting systems of motor vehicles-windshield (Chinese: 汽车风窗玻璃除霜和除雾系统技术规范)

GB/T 45025-2024 Chinese PDF (GB /T45025-2024) GB/T 45133-2025 3-2025_Chinese: Petroleum and natural gasGB T 45025 2024_Chinese: Technical guidelines for monitoring and effectiveness evaluation of coral reef ecological restoration (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45025 2024