An analysis was made of why the anchorage performance of clamp anchorage device is poorer than strength of steel strand, and an introduction is given to structure, working principle, and construction technology of BSM anchorage device.

Experimental investigation of wedge-type anchors for CFRP tendons;

Analysis on Dead Load Anchor Combined Performance Influence of Clip Style Self-anchor;

The construction of cold casting heading anchor is introduced,and the main technology requirements of the construction are given.

An experimental study on the performance of the double-ball anchorage system in prestressed concrete structures under repeated loads;

Calculating method of the local bearing capacity of concrete under closely spaced anchorages;

Research and Development on the Wedge Anchorage of Carbon Fiber Reinforced Polymer Prestressed Reinforcement;

Fatigue anchor property of compound body from unbonded prestressed tendons and anchorage device under low temperature;

, great attention is paid to the most economic dimension and material cost, under the safety of anchorage device.

This paper,which combining with railway construction,analyses the interfering factor of the strand wire-anchorage device static load anchoring performance tests,proposes corresponding solutions,and indicates the effective control of testing process is a strong guarantee for the scientific of tests and the reliability of results.

In this article, authors introduce some aspects of the HVM steel strand fullbundleextruding anchor device such as features, components, tests and application examples in different situation.

In post-tension construction, engineers used HVM anchor device and stretched reinforcement in two steps.

The development status of prestressed anchoring system at home and abroad was generalized,the classification and performance index of prestressed anchoring system were analyzed primarily,and the developments and trends of anchor device were introduced so as to promote prestressed anchoring system research application.