| Customization: | Available |
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| After-sales Service: | Reply in 12 Hours |
| Warranty: | 1 Year |
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Curved bolts are also called segment bolt are used to permanently fix tunnel segments together through a radius hole. They can be applied to both radial and circumferential joints. Additional accessories like washers and nuts are also offered by Jiaxiang. We adapt the lengths, the diameters and the materials to the needs of our customers.
| Product Name | High Grade Tunnel Bolt Segment Curved Bolt with HDG Dacromet Finish |
| Grade | 5.8, 6.8, 8.8 |
| Material | 45#, 40Cr, 316 |
| Finish | Hot Dip Galvanized, Black, Dacromet,ect. |
| Application | Tunnelling construction, subway, metro, |
Hangzhou Jiaxiang Gaoqiang Bolts Co., Ltd. is founded in 2007 with registered capital of RMB 30 million and is professionally engaged in manufacturing high-strength bolts and shear studs.
Located in Jinhua Industrial Park, Xiaoshan District, Hangzhou City, our plant covers an area of 22,000 square meters with convenient transportation and beautiful environment. It's two-hour drive to Shanghai and Ningbo Port. Our company has strong technical force, advanced production lines and testing equipments.
Our products cover grade 8.8,10.9,12.9. Our leading products of heavy hex head bolt, TC bolt, shear stud, segment bolt are mainly used for bridges, railways, large industrial plants, high and super high-rise buildings, convention centers, sports stadiums and other large constructions. Our annual production capacity is over 100 million sets. We have passed ISO9001:2000 quality system control and FPC Factory Production Control Certificate BC1 With high-quality products and reasonable prices, we warmly welcome customers to cooperate with us.
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