Q/BQB 494-2021 Translated English of Chinese Standard. (QBQB494-2021): Cold-rolled steel strip for welded pipe use [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]

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https://www.chinesestandard.net, Jan 6, 2022 - Technology & Engineering - 4 pages
BaoSteel: Cold-rolled steel strip for welded pipe use
 

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About the author (2022)

https://www.chinesestandard.net specializes in providing translation services of all Chinese Standards.

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