21.8MMD Prestressed Mining Barrel and Wedge Dome Type

Prestressing Dome Barrel and Wedge        
YM anchorages can be used to lock ***0Mpa standard strength, which is used on dia of *2.7mm, *2.9mm, *5.2mm, *5.7, *7.8, *8.9, *1.6, *1.8,*8, *9,*2mm. 


Application: 

It has been widely adopted by modern construction, especially used in pre-tension or post-tension for concrete constructions as building materials. 

INSTRUCTIONS: 
1 YM anchorage must be used with YM working wedge, and YM tool anchorage must be used with YM tool wedge. 

2 Work anchorage can\'t substitute for tool anchorage. 

3 YM series anchorage must be used with the same specification located plates of YM. 

4 Anchorage must be well keeped to prevent rusting and dirts. Before installation, rusting and dirts must be cleand to prevent from damaging the internal thread of wedge which will fill in the alveolar of wedge when tension. 

5 When install anchorage, O Dia of Anchor Head should put in hole of Anchor Bearing Plate, and the restraing plate must in the same direction with the hole of tool anchorage, and the strands cannot be twined around each other and dislocated.