GB/T 24834-2023 Chinese PDF (GB/T24834-2023) GB/T 21270-2025 3-2024_Chinese: Seamless austenitic-ferritic(duplex) stainless steel

3-2024_Chinese: Seamless austenitic-ferritic(duplex) stainless steel tubes and pipes - Part 3: Pipes for oil and gas transmission (Chinese: 奥氏体-铁素体型双相不锈钢无缝钢管 第3部分：油气输送用管)

English versions: GB/T 12008

GB/T 22180-2024_Chinese: Quick frozen coated fish (Chinese: 速冻裹衣鱼)

GB/T 14600-2025_Chinese: Electronic gas - Nitrous oxide (Chinese: 电子气体 一氧化二氮)

4-2023_Chinese: Agricultural irrigation equipment - Sprinklers - Part 4: Test methods for durability (Chinese: 农业灌溉设备 喷头 第4部分：耐久性试验方法)

GB/T 24834-2023 Chinese PDF (GB/T24834-2023) GB/T 21270-2025 3-2024_Chinese: Seamless austenitic-ferritic(duplex) stainless steelGB T 24834 2023_Chinese: Technical specification for fittings of 1 000 kV AC overhead transmission line (Chinese: 1000kV) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 24834 2023