YB/T 4149-2018
Continuous cast round tube billet (English Version)
- Standard No.
- YB/T 4149-2018
- Language
- Chinese, Available in English version
- Release Date
- 2018
- Published By
- 工业和信息化部
- Latest
- YB/T 4149-2018
- Replace
- YB/T 4149-2006
YB/T 4149-2018 history
- 2018 YB/T 4149-2018 Continuous cast round tube billet
- 2006 YB/T 4149-2006 Continuously cast round billet for seamless steel tube rolling
- 2004 YB/T 5222-2004 Quality carbon structural steel round tube blank
- 1998 YB/T 5137-1998 Round blank of seamless steel tube for high pressure
- 1970 YB/T 5222-1993 Quality carbon structural steel round tube blank