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English Translations » 【管道阀门技术圈】 » Does anyone know what the lowest operating temperature for Q

Does anyone know what the lowest operating temperature for Q345B GB/1591-2008 is?

2019-10-08View Original

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I checked the GB/T1591-2008 standard and couldn’t find any information regarding the minimum operating temperature for Q345B. Does anyone know where this information can be found? ? ? ?
Reply #22019-10-09
By the way, the latest standard GB/T 1591-2018 has removed Q345 and replaced it with Q355

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Translated at 2026-07-21 04:14:27

Original: https://bbs.hcbbs.com/thread-2795044-1-1.html

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