2 years ago

Design of the Unbonded Length

Design of the Unbonded Length

The minimum unbonded length for rock and soil ground anchors is 4.5 m for strand tendons and 3 m for bar tendons. These minimum values are intended to prevent significant reductions in load resulting from seating losses d read more...

2 years ago

Where to find high strength bolts

Where to find high strength bolts

Metis is a professional manufacturer and supplier of rock anchors as well as high strength bolt system,which located in Luoyang,China,a city with thousand years of history and glorious culture.Metis own two plants,one is read more...

2 years ago

Abundant design principlesfor engineers referring to R32

Abundant design principlesfor engineers referring to R32

A number of remedial methods can be implemented in thecase of existing buildings, in order to improve their mechanica lcharacteristics. Among the various methods available, the use ofanchor systems is one of the most effective ones. read more...

2 years ago

T127 self drilling hollow anchor bolt is a type of large diameter anchor bolt

T127 self drilling hollow anchor bolt is a type of large diameter anchor bolt

T127 

2 years ago

Why choose Metis Self-drilling hollow anchor bar?

Why choose Metis Self-drilling hollow anchor bar?

Metis has achieved the certification of ISO quality control system(provided by BV company) , the whole self-drilling anchoring system has pass the CE certification since 2011.

Our target is to produce first-class anchori read more...

2 years ago

Metis is committed to the goal of sustainable development

 Metis is committed to the goal of sustainable development

The self drilling anchor systems range includes self drilling anchor system,self drilling anchor bolt,self drilling rock bolt,self drilling holl read more...

2 years ago

Forepoling of Metis self drilling anchor

Forepoling of Metis self drilling anchor

In order to prevent the deformation and loose of the rocks caused by the application of mining,tunneling,foundation support,hydroelectric project and other civil constructions,forepoling of rock bolt can play a significant role in giving a perfect read more...