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| Chinese National Standard Category: Fastener |
| English Title: | High strength bolts with large hexagon head for steel structures |
| Chinese Title: | 钢结构用高强度大六角头螺栓 |
| Standard No.: | GB/T 1228-1991 |
| Category No.: | J13 |
| Issued by: | CSBTS |
| Issued on: | 1991-04-22 |
| Implemented on: | 1992-1-1 |
| Status: | superseded |
| Superseded by: | GB/T 1228-2006 High Strength Bolts with Large Hexagon Head for Steel Structures |
| Superseded on: | 2006-11-1 |
| Abolished on: | 2006-11-01 |
| Superseding: | GB 1228-1984 |
| Word Count: | 2500 words |
| Similar Standards: | GB 109-1986 T/CI 150-2023 GB/T 929-1988 GB 873-1986 GB/T 80-2000 DB32/T 4275-2022 GB/T 943-1988 GB/T 1007-1976 GB 872-1986 GB/T 79-2000 GB/T 43232-2023 GB/T 43151-2023 GB/T 5267.1-2023 GB/T 16824.1-2023 GB/T 15856.5-2023 GB/T 90.1-2023 GB/T 16674.3-2023 GB/T 3098.15-2023 GB/T 70.3-2023 GB/T 3098.6-2023 |
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