Ningbo Zhenhai Huazhi High Intensity Fastener Manufacture Co., Ltd. Of Ningbo City specializes in producing the high strength bolt for space grid structures. It is located on the banks of Jiu Long Hu, Northern Suburbs of Ningbo with elegant and charming environments, enjoying convenient transportation.

Huazhi factory covers 13000 square meters with over 160 staff members. The novel production equipments and advanced testing apparatus have early been introduced and the annual output is about 90 million RMB. And the products can be applied in kinds of industrial fields such as the railway, road, bridge, tunnel projects, steel structure factory houses, high-rise buildings, aircraft storehouse and so on.

The main products are high strength bolts, nuts and washers and non standard fastener, including

DIN/ASTM/ISO/EN/GB

Such as DIN933/931/960/961/6914/9615/A325/A490/A563/F436/A193 B7/A194 2H/TC BOLTS.

Recently we purchsed some new test equipments to guarantee our quality. And we also updated our heattreatment equipment.

DIN6921 is our new main product. Welcom to inquiry this item.