GB/T 18851.1-2024 Chinese PDF (GB /T18851.1-2024) GB/T 20965-2025 English versions: GB 31604
$34.95
Description
English versions: GB 31604
and the use of cast irons (Chinese: 石油天然气工业 油气开采中用于含硫化氢环境的材料 第2部分:抗开裂碳钢、低合金钢和铸铁)
English versions: GB/T 21536-2024
English versions: GB 14930
English versions: GB/T 14666-2025
GB/T 18851.1-2024 Chinese PDF (GB /T18851.1-2024) GB/T 20965-2025 English versions: GB 31604GB T 18851. 1 2024_Chinese: Non destructive testing Penetrant testing Part 1: General principles (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 18851. 1 2024
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