GB/T 40853.2-2023 Chinese PDF (GB/T40853.2-2023) GB/T 22180-2024 GB/T 45284

GB/T 45284

4-2024_Chinese: Petroleum and natural gas industries - Bends

English versions: GB/T 25273-2025

GB/T 45458-2025_Chinese: Method for determination of trace elements in attapulgite (Chinese: 凹凸棒石微量元素测定方法)

English versions: GB/T 27988-2024

GB/T 40853.2-2023 Chinese PDF (GB/T40853.2-2023) GB/T 22180-2024 GB/T 45284GB T 40853. 2 2023_Chinese: High frequency inductive components Electrical characteristics and measuring methods Part 2: Rated current of inductors for DC to DC converters (Chinese: 2DC DC) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 40853. 2 2023