GB/T 31032-2023 Chinese PDF (GB/T31032-2023) GB/T 45049-2024 English versions: GB/T 19701
$61.95
Description
English versions: GB/T 19701
English versions: GB 14371-2024
English versions: GB/T 2812-2024
GB/T 45494-2025_Chinese: Project
English versions: GB/T 45088-2024
GB/T 31032-2023 Chinese PDF (GB/T31032-2023) GB/T 45049-2024 English versions: GB/T 19701GB T 31032 2023_Chinese: Welding and acceptance standard for steel pipings and pipelines (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 31032 2023
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