Q/BQB 512-2018 Translated English of Chinese Standard. Q/BQB512-2018: High Carbon Steel Wire Rod [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]Indicator name: major indicators including chemical composition, etc. Indicator requirements: major indicators including chemical composition, etc. and test methods are attached to the Appendix. |