Can I read GB/T 3077-1999: Alloy Structure Steel Standards on EtoBox?
GB/T 3077-1999: Alloy Structure Steel Standards by Hermanto Supu is a document available to read on EtoBox.
What is GB/T 3077-1999: Alloy Structure Steel Standards about?
The document summarizes changes made to the Chinese national standard "Alloy Structure Steel" (GB/T 3077). Key changes include: 1) Renaming the standard to "Alloy Structure Steel" and allowing bar stock diameters over 250mm. 2) Adding chapters on order content and steel grade codes. 3) Canceling and adding steel grades, and setting new element limits. 4) Adjusting heat treatment processes and parameters for individual steel grades. 5) Replacing the 1988 standard version with this 1999 standard versi
- Author
- Hermanto Supu
- Language
- EN