GB/T 1221
GB/T 1221, Total:2 items.
The international standard classification for "GB/T 1221" includes: Stainless steels .
The Chinese standard classification for "GB/T 1221" includes: Steel and iron products in general .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 1221-2007 Heat-resistant steel bars
- GB/T 1221-1992 Heat-resisting steel bars
GB/T 1221-1992,gb/t 625,gb/t1221-1992,GB/T 1221,GB/t30357.2 GB/t,GB/t GB/t 27920.1-2011,GB/t+1221,gb/t1221,GB/t GB/t+19598,GB/T 1221-2007,ny/t 1221-2006,sn/t 1221,GB/t+684 GB/t,gb/t gb/t19598,gb1221,GB/t+3049+ GB/t,gb/t 6495.1gb/t 6495.1gb/t 6495.1gb/t 6495.1gb/t 6495.1gb/,GB/t21833 GB/t,GB/T1221-2007,GB/t GB/t 21448 2017
