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GB/T 23921-2023 Chinese PDF (GB/T23921-2023) GB/T 21833.3-2024 5-2024_Chinese: Fasteners surface treatment -
GB/T 23921-2023 Chinese PDF (GB/T23921-2023) GB/T 21833.3-2024 5-2024_Chinese: Fasteners surface treatment -
$34.95
Description
5-2024_Chinese: Fasteners surface treatment - Part 5: Zinc thermal diffusion coatings (Chinese: 紧固件表面处理 第5部分：热扩散渗锌层)
English versions: GB/T 20195-2024
1-2024_Chinese: Geometrical product specifications(GPS) - Roundness - Part 1: Vocabulary and parameters of roundness (Chinese: 产品几何技术规范（GPS） 圆度 第1部分:词汇和参数)
GB/T 45231-2025_Chinese: Intelligent bed (Chinese: 智能床)
GB/T 23921-2023 Chinese PDF (GB/T23921-2023) GB/T 21833.3-2024 5-2024_Chinese: Fasteners surface treatment -GB T 23921 2023_Chinese: Tri wheel vehicles Axle shaft (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23921 2023
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