YB/T 4149-2006
Continuously cast round billet for seamless steel tube rolling (English Version)
- Standard No.
- YB/T 4149-2006
- Language
- Chinese, Available in English version
- Release Date
- 2006
- Published By
- Professional Standard - Ferrous Metallurgy
- Status
- 2019-04
- Replace By
- YB/T 4149-2018
- Latest
- YB/T 4149-2018
- Scope
- This standard specifies the ordering content, size, shape, weight, technical requirements, test methods, inspection rules, packaging, marking and quality certificates for continuous cast round tube blanks. This standard applies to continuous cast round tube blanks for the manufacture of seamless steel pipes.
YB/T 4149-2006 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