GB 23864-2023 Chinese PDF GB/T 15340-2025 tidal and other water current

tidal and other water current converters - Part 4: Specification for establishing qualification of new technology (Chinese: 海洋能 波浪能、潮流能及其他水流能转换装置 第4部分：新技术鉴定)

3-2025_Chinese: Textiles - Tear properties of fabrics - Part 3: Determination of tear force of trapezoid-shaped test specimens (Chinese: 纺织品 织物撕破性能 第3部分：梯形试样撕破强力的测定)

GB/T 45357-2025_Chinese: Plastics piping systems on ships - Polyethylene (PE) pipes and fittings (Chinese: 船用塑料管道系统 聚乙烯（PE）管材及管件)

English versions: YY/T 0339-2024

English versions: GB/T 39141

GB 23864-2023 Chinese PDF GB/T 15340-2025 tidal and other water currentGB 23864 2023_Chinese: Firestop material (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 23864 2023