Rock bolts for NATM construction method
A variety of products are available, including twisted rebar lock bolts and deformed bar lock bolts!
Our company handles "rock bolts" suitable for the NATM method, solving issues related to workability and adhesion. We offer a lineup that includes "twisted bar steel rock bolts," "deformed bar steel rock bolts/sewing bolts," and "screw bar rock bolts/high-strength rock bolts." Using deformed bars and screw bars manufactured consistently at JFE Steel Corporation's Mizushima Works, specialized factories process them under unique quality control to ensure stable supply. 【Features of Twisted Bar Steel Rock Bolts】 ■ Made from deformed bars manufactured consistently under sufficient quality control ■ Provides stable strength ■ Has stable yield strength ■ Excellent adhesion strength ■ Easy insertion into boreholes *For more details, please refer to the PDF document or feel free to contact us.
- Company：永井鋼業 本社および工場
- Price：Other
