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2-2025_Chinese: Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low alloy steels
English versions: GB/T 15969
GB/T 44952-2024_Chinese: Technical requirements for ground electric field monitoring (Chinese: 地面电场监测技术要求)
English versions: GB 20827-2025
English versions: GB/T 20972
GB/T 44989-2024 Chinese PDF (GB /T44989-2024) GB/T 44890-2024 2-2025_Chinese: Petroleum and natural gasGB T 44989 2024_Chinese: Evaluation for green data center (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 44989 2024
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