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| General | |
|---|---|
| Brand | "Aixin |
| Strength grade | Level 10.9 |
| Material | 45#(Carbon steel |
| Surface treatment | 氧化发黑 |
| Product grade | Grade A |
| Specification and model | For inquiries about quotations, please do not place orders on your own |
| Purpose | 紧固件连接 |
| Standard number | GB/T 1228-1991 |
| Applicable industries | Construction industry |
















