YB/T 5231-1993
Technical conditions of iron-nickel-cobalt glass sealing alloy 4J29 and 4J44 (English Version)
- Standard No.
- YB/T 5231-1993
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Ferrous Metallurgy
- Status
- 2005-12
- Replace By
- YB/T 5231-2005
- Latest
- YB/T 5231-2014
YB/T 5231-1993 history
- 2014 YB/T 5231-2014 Sealed iron-nickel-cobalt alloys with permanent expansion
- 2005 YB/T 5231-2005 Sealed iron-nickel-cobalt alloy with permanent expansion
- 1970 YB/T 5231-1993 Technical conditions of iron-nickel-cobalt glass sealing alloy 4J29 and 4J44
