D25mm Dome Nut Spherical Hex Nut for Mining and Tunneling System
Product Details
| Material | carbon steel 45#,40cr |
| Color | self color, black, zinc plate |
| size | Φ15 Φ20 Φ25Φ28 Φ32 Φ36 Φ40 Φ50 Φ63.5 as clients' drawing |
| Grade | 8.8 grade, 10.9grade for PSB500/830/930/1080 threadbar |
| Accessory | flat hex nut,spherical hex nut, lock nut, domed nut; anchor plate, bearing plate, flat plate, dome plate; Couplers and connectors; |
| Market | South&north Amrica/Europe/East&South east Asia/ Australia and ect. |


