Anyang Longteng Heat Treatment Material Co.,Ltd is a professional high strength bolt manufacturer based in China, providing heat-treated high strength Post tension threaded rod, wind turbine foundation cage, ground anchor bolt, rock bolt, tie rod, seamless pipes. 

This year, the board of directors dicided to establish a new production line for EN 14399 En 15048 products. Hence, more and more facilities for hexagon bolts are purchased into the factory. Images here are the unloading scens of 2 fixed Bolster Press.  

Anyang Longteng's new production line is also able to provide BLACK and DACROMET bolts according to EN 14399 type HR and HV.

This new production lines inspired Anyang Longteng to face more challenges to market, gave us much confidence to be a leading manufacturer and supplier in structural steel fasteners.