GB/T 32934-2025 Chinese PDF (GB /T32934-2025) GB/T 35150.7-2024 English versions: GB/T 29389-2024

English versions: GB/T 29389-2024

English versions: GB/T 33136-2024

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 22246-2025

and the use of cast irons (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2部分：抗开裂碳钢、低合金钢和铸铁)

GB/T 32934-2025 Chinese PDF (GB /T32934-2025) GB/T 35150.7-2024 English versions: GB/T 29389-2024GB T 32934 2025_Chinese: Chinese naming of global tropical cyclones (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 32934 2025